-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Ex0oLb26+R2L4GgP1EIG+mqFNLqWLkDlv1dMy3kaAKTuR7jBZj6Py/MhOayFdp9X p9ppbd7Ur25aiAF8+LCh0Q== 0000891554-98-001385.txt : 19981106 0000891554-98-001385.hdr.sgml : 19981106 ACCESSION NUMBER: 0000891554-98-001385 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 19981105 GROUP MEMBERS: BARKER, LEE & CO., LIMITED PARTNERSHIP GROUP MEMBERS: CHRISTOPHER KNOWLTON GROUP MEMBERS: DARWIN OFFSHORE PARTNERS, LTD. GROUP MEMBERS: DWIGHT E. LEE GROUP MEMBERS: FAMILY PARTNERS & CO. GROUP MEMBERS: FRONTIER PARTNERS & CO. GROUP MEMBERS: HUGH KNOWLTON TRUST FOR THE BENEFIT OF ERICA KNOWLTON GROUP MEMBERS: J.M.R. BARKER FOUNDATION GROUP MEMBERS: KNOWLTON ASSOCIATES, INC. GROUP MEMBERS: KNOWLTON BROTHERS INC GROUP MEMBERS: NAMAKAGON ASSOCIATES, L.P. GROUP MEMBERS: QUAKER HILL ASSOCIATES, L.P. GROUP MEMBERS: ROBERT R. BARKER GROUP MEMBERS: STANLEY KNOWLTON GROUP MEMBERS: THE DARWIN PARTNERSHIP, L.P GROUP MEMBERS: THE FAMILY PARTNERSHIP, L.P. GROUP MEMBERS: THE FLAGSHIP PARTNERS, LTD GROUP MEMBERS: THE FRONTIER PARTNERSHIP, L.P. GROUP MEMBERS: UPLAND ASSOCIATES L.P. GROUP MEMBERS: WINTHROP KNOWLTON SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: NEOPROBE CORP CENTRAL INDEX KEY: 0000810509 STANDARD INDUSTRIAL CLASSIFICATION: IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835] IRS NUMBER: 311080091 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: SEC FILE NUMBER: 005-43603 FILM NUMBER: 98738693 BUSINESS ADDRESS: STREET 1: 425 METRO PLACE N STREET 2: STE 400 CITY: DUBLIN STATE: OH ZIP: 43017 BUSINESS PHONE: 6147937500 MAIL ADDRESS: STREET 1: 425 METRO PLACE NORTH STREET 2: SUITE 400 CITY: DUBLIN STATE: OH ZIP: 43017 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: KNOWLTON BROTHERS INC CENTRAL INDEX KEY: 0001009039 STANDARD INDUSTRIAL CLASSIFICATION: [] FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 530 FIFTH AVE CITY: NEW YORK STATE: NY ZIP: 10036 BUSINESS PHONE: 2127643602 MAIL ADDRESS: STREET 1: 530 FIFTH AVENUE CITY: NEW YORK STATE: NY ZIP: 10036 SC 13D/A 1 AMENDMENT NO. 4 ------------------------------ OMB APPROVAL ------------------------------ OMB Number 3235-0145 Expires: December 31, 1997 Estimated average burden hours per response ......14.90 ------------------------------ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 4)* NEOPROBE CORPORATION - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, $.001 per share - -------------------------------------------------------------------------------- (Title of Class of Securities) 640518106 - -------------------------------------------------------------------------------- (CUSIP Number) Mr. Stanley Knowlton John E. Osnato, Esq Knowlton Brothers, Inc. Kavanagh Maloney & 530 Fifth Avenue Osnato LLP New York NY 10036 415 Madison Avenue (212) 764-3602 New York, NY 10017 (212) 207-8400 - -------------------------------------------------------------------------------- (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) November 2, 1998 - -------------------------------------------------------------------------------- (Date of Event which Requires Filing of This Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(b)(3), or (4), check the following box [_]. Check the following box if a fee is being paid with the statement [_]. (A fee is not required only if the reporting person: (1) has a previous statement on file reporting beneficial ownership of more htan five percent of the class of securities described in Item 1; and (2) has filed no amendment subsequent thereto reporitng beneficial ownership of five percent or less of such class.) (See Rule 13d-7) Note: Six Copies of this statement, including all exhibits, should be filed with the Commission. See Rule 13d-1(a) for other parties to whom copies are to be sent. The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). Page 1 of 36 Pages SCHEDULE 13D CUSIP No. 640518106 Page 2 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON The Family Partnership, L.P. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 0 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 0 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.0% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 3 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON The Frontier Partnership, L.P. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 0 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 0 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.0% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTENTION. SCHEDULE 13D CUSIP No. 640518106 Page 4 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON The Darwin Partnership, L.P ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 232,700 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 232,700 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 232,700 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.01% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. CUSIP No. 640518106 Page 5 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON The Flagship Partners, Ltd ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* 00 ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION British Virgin Islands ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 0 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 0 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.0% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* CO ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 6 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Darwin Offshore Partners, Ltd. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION British Virgin Islands ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 17,800 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 17,800 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 17,800 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.07% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* CO ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 7 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Barker, Lee & Co., Limited Partnership ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Connecticut ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 152,000 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 152,000 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 152,000 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.66% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 8 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON J.M.R. Barker Foundation ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION New York ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 120,400 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 120,400 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 120,400 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.53% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* CO ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 9 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Quaker Hill Associates, L.P. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 36,900 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY 36,900 OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 36,900 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.16% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 10 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Upland Associates L.P. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 86,400 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 86,400 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 86,400 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.38% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 11 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Namakagon Associates, L.P. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 229,200 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 229,200 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 229,200 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.01% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 12 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Family Partners & Co. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION New York ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY 0 OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 0 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.0% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 13 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Frontier Partners & Co. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION New York ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY 0 OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 0 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.0% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* PN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 14 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Knowlton Brothers, Inc. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION New York ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 17,800 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 17,800 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.07% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* CO ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 15 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSONS S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Knowlton Associates, Inc. ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION New York ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 0 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* CO ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 16 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Hugh Knowlton Trust For The Benefit of Erica Knowlton ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* 00 ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION New York ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 30,000 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 30,000 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 30,000 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.13% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* 00 ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 17 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Winthrop Knowlton ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION USA ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 16,060 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 16,060 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 296,560 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 296,560 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.29% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* IN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 18 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Stanley Knowlton ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION USA ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 16,900 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 16,900 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 267,400 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 267,400 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.17% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* IN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 19 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Christopher Knowlton ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION USA ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 3,000 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 3,000 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 235,700 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 235,700 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.02% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* IN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 20 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Robert R. Barker ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION USA ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 591,500 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 591,500 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 2.58% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* IN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 640518106 Page 21 of 36 Pages ________________________________________________________________________________ 1 NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Dwight E. Lee ________________________________________________________________________________ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [X] (b) [_] ________________________________________________________________________________ 3 SEC USE ONLY ________________________________________________________________________________ 4 SOURCE OF FUNDS* WC and PF ________________________________________________________________________________ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] ________________________________________________________________________________ 6 CITIZENSHIP OR PLACE OF ORGANIZATION USA ________________________________________________________________________________ 7 SOLE VOTING POWER NUMBER OF 21,800 SHARES _________________________________________________________________ 8 SHARED VOTING POWER BENEFICIALLY OWNED BY _________________________________________________________________ EACH 9 SOLE DISPOSITIVE POWER REPORTING 21,800 PERSON _________________________________________________________________ 10 SHARED DISPOSITIVE POWER WITH 999,800 ________________________________________________________________________________ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 999,800 ________________________________________________________________________________ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_] ________________________________________________________________________________ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 4.37% ________________________________________________________________________________ 14 TYPE OF REPORTING PERSON* IN ________________________________________________________________________________ *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE AND THE SIGNATURE ATTESTATION. Page 22 of 36 Pages AMENDMENT NO. 4 TO SCHEDULE 13D Item 1. Security and Issuer The class of equity securities to which this Amendment No. 4 to Schedule 13D relates is the Common Stock, $.001 par value ("Common Stock") of Neoprobe Corporation, a Delaware corporation (the "Issuer"), whose principal executive offices are located at 425 Metro Place North, Suite 400, Dublin, Ohio 43017. As a result of the sales of the Common Stock reported in this Amendment No. 4, the Reporting Persons, as a group and individually, ceased to be the beneficial owner of 5% or more of the Common Stock on November 2, 1998. Item 2. Identity and Background (a) - (c) and (f). The persons filing this statement are: The Family Partnership, L.P., a Delaware limited partnership (the "Family Partnership"), The Frontier Partnership, L.P., a Delaware limited partnership (the "Frontier Partnership"), The Darwin Partnership, L.P., a Delaware limited partnership (the "Darwin Partnership"), Flagship Partners, Ltd., a British Virgin Islands corporation ("Flagship"), Darwin Offshore Partners, Ltd., a British Virgin Islands corporation ("Darwin, Ltd."), Barker, Lee & Co., Limited Partnership, a Connecticut limited partnership ("Barker, Lee & Co."), the J.M.R. Barker Foundation, a New York not-for-profit corporation (the "Foundation"), Quaker Hill Associates, L.P., a Delaware limited partnership ("Quaker Hill"), Page 23 of 36 Pages Upland Associates, L.P., a Delaware limited partnership ("Upland"), Namakagon Associates, L.P., a Delaware limited partnership ("Namakagon"), Family Partners & Co., a New York general partnership (the "Family GP"), Frontier Partners & Co., a New York general partnership (the "Frontier GP" and, together with the Family GP, the "GPs"), Knowlton Brothers, Inc., a New York corporation ("KBI"), Knowlton Associates, Inc., a New York corporation ("KAI"), Hugh Knowlton Trust For The Benefit of Erica Knowlton (the "Trust"), Winthrop Knowlton ("WK"), Stanley Knowlton ("SK"), Christopher Knowlton ("CK"), Robert R. Barker ("RB") and Dwight E. Lee ("DL") (collectively, the "Reporting Persons"). Item 5. Interest in Securities of the Issuer (a) The Reporting Persons own beneficially an aggregate amount of 963,160 shares of Common Stock, constituting approximately 4.21% of the shares of the Common Stock outstanding, as reflected in information obtained directly from the Issuer. The Family Partnership is no longer the beneficial owner of shares of Common Stock. The Frontier Partnership is no longer the beneficial owner of shares of Common Stock. The Darwin Partnership is the beneficial owner of 232,700 shares of Common Stock owned by it directly. Flagship is no longer the beneficial owner of shares of Common Stock. Darwin, Ltd. is the owner of 17,800 shares of Common Stock owned by it directly. Barker, Lee & Co. is the owner of 152,000 shares of Common Stock owned by it directly. The Foundation is the owner of 120,400 shares of Common Stock owned by it directly. Quaker Hill is the owner of 36,900 Page 24 of 36 Pages shares of Common Stock owned by it directly. Upland is the owner of 86,400 shares of Common Stock owned by it directly. Namakagon is the owner of 229,200 shares of Common Stock owned by it directly. The Family GP, the sole general partner of the Family Partnership, is no longer a beneficial owner of shares of Common Stock. The Frontier GP, the sole general partner of the Frontier Partnership, is no longer a beneficial owner of shares of Common Stock. KBI may be deemed to be the beneficial owner of 17,800 shares of Common Stock owned by Darwin, Ltd., because it is the investment advisor to Darwin, Ltd. KBI disclaims beneficial ownership of shares of Common Stock that represent the interests of the members of Darwin, Ltd. The Trust is the beneficial owner of 30,000 shares of Common Stock owned by it directly. WK may be deemed to be the beneficial owner of 296,560 shares of Common Stock, (i) 232,700 shares of which are owned by the Darwin Partnership and may be deemed to be owned by WK because he is a general partner of the Darwin Partnership, (ii) 17,800 shares of which are owned by Darwin, Ltd., and may be deemed to be owned by him because he is a managing director of KBI, the investment advisor to Darwin Ltd., (iii) 30,000 shares of which are owned by the Trust and may be deemed to be owned by WK because WK is one of the two trustees of the Trust, and (iv) 16,000 shares of Page 25 of 36 Pages which are owned directly by WK through an IRA account and 60 shares of which are owned directly by WK in his individual account. WK disclaims beneficial ownership of those shares of Common Stock which represent the interests of the other partners of the Darwin Partnership, the interests of the members of Darwin, Ltd., and the interests of the Trust. SK may be deemed to be the beneficial owner of 267,400 shares of Common Stock, (i) 232,700 shares of which are owned by the Darwin Partnership and may be deemed to be owned by SK because he is a general partner of the Darwin Partnership, (ii) 17,800 shares of which are owned by Darwin, Ltd., and may be deemed to be owned by him because he is a managing director of KBI, the investment advisor to Darwin, Ltd., (iii) 16,700 shares of which are owned directly by SK in his own account and through an IRA account, and (iv) 200 shares of which are owned by Calvin Fowler Knowlton, his son, and may be deemed to be owned by him because they are held in an account over which he is custodian. SK disclaims beneficial ownership of those shares of Common Stock which represent the interests of the members of Darwin, Ltd., and those shares owned by his son. CK may be deemed to be the beneficial owner of 235,700 shares of Common Stock, (i) 232,700 shares of which are owned by the Darwin Partnership and may be deemed to be owned by CK because he is a general partner of the Darwin Partnership, and (ii) 3,000 shares of which are owned directly by CK through an IRA account. CK disclaims beneficial ownership of those shares of Common Stock Page 26 of 36 Pages which represent the interests of the other partners of the Darwin Partnership. RB may be deemed to be the beneficial owner of 591,500 shares of Common Stock, (i) 471,100 shares of which are owned by the Darwin Partnership, Barker, Lee & Co. and Upland and may be deemed to be owned by RB because he is a general partner of each such entity, and (ii) 120,400 shares of which are owned by the Foundation and may be deemed to be owned by RB because he is the President of the Foundation. RB disclaims beneficial ownership of those shares of Common Stock which represent the interests of the other partners of the Darwin Partnership, Barker, Lee & Co. and Upland and all of the shares of Common Stock owned by Foundation. DL may be deemed to be the beneficial owner of 999,800 shares of Common Stock, (i) 857,600 shares of which are owned by the Darwin Partnership, Barker, Lee & Co., Quaker Hill, Upland and Namakagon and may be deemed to be owned by DL because he is a general partner of each such entity, (ii) 120,400 shares of which are owned by the Foundation and may be deemed to be owned by DL because he is a Vice President of the Foundation, and (iii) 21,800 of which are owned directly by DL through IRA accounts. DL disclaims beneficial ownership of those shares of Common Stock which represent the interests of the other partners of the Darwin Partnership, Barker, Lee & Co., Quaker Hill, Upland and Namakagon and all of the shares of Common Stock owned by the Foundation. (b) See pages 2 through 21 of this Schedule 13D. Page 27 of 36 Pages (c) Within the period from September 7, 1998 through the date hereof, the Reporting Persons purchased shares of Common Stock and Warrants on the dates, in the amounts and at the prices per share set forth on Schedule 1 attached hereto and incorporated by reference herein. All such purchases were made through NASDAQ. (e) The Reporting Persons, as a group and individually, ceased to be the beneficial owner of 5% or more of the Common Stock on November 2, 1998. Item 7. Materials to be Filed as Exhibits Exhibit A -- Joint Filing Agreement, dated November 2, 1998. Page 28 of 36 Pages SIGNATURES After reasonable inquiry and to the best of our knowledge and belief, we certify that the information set forth in this statement is true, complete and correct. Dated: November 2, 1998 THE FRONTIER PARTNERSHIP, L.P. THE FAMILY PARTNERSHIP, L.P. By: Frontier Partners & Co., By: Family Partners & Co., as general partner as general partner By: Knowlton Brothers, Inc., By: Knowlton Brothers, Inc., as general partner as general partner By: /s/ Stanley Knowlton By: /s/ Stanley Knowlton -------------------- -------------------- Name: Stanley Knowlton Name: Stanley Knowlton Title: President Title: President THE DARWIN PARTNERSHIP, L.P. DARWIN OFFSHORE PARTNERS, LTD. By: Knowlton Brothers, Inc., By: /s/ Stanley Knowlton as Investment Advisor -------------------- Name: Stanley Knowlton Title: General Partner By: /s/ Stanley Knowlton -------------------- Name: Stanley Knowlton Title: President BARKER, LEE & CO. By: /s/ Dwight E. Lee QUAKER HILL ASSOCIATES, L.P. ----------------- Name: Dwight E. Lee By: /s/ Dwight E. Lee Title: General Partner ----------------- Name: Dwight E. Lee Title: General Partner J.M.R. BARKER FOUNDATION By: /s/ Dwight E. Lee ----------------- Name: Dwight E. Lee Title: Vice President Page 29 of 36 Pages UPLAND ASSOCIATES, L.P. NAMAKAGON ASSOCIATES, L.P. By: /s/ Dwight E. Lee By: /s/ Dwight E. Lee -------------------------- ------------------------- Name: Dwight E. Lee Name: Dwight E. Lee Title: General Partner Title: General Partner FLAGSHIP PARTNERS, LTD. FAMILY PARTNERS & CO. By: Knowlton Brothers, Inc., By: Knowlton Brothers, Inc., as Investment Advisor as general partner By: /s/ Stanley Knowlton By: /s/ Stanley Knowlton ------------------------- ------------------------- Name: Stanley Knowlton Name: Stanley Knowlton Title: President Title: President FRONTIER PARTNERS & CO. KNOWLTON BROTHERS, INC. By: Knowlton Brothers, Inc., as general partner By: /s/ Winthrop Knowlton ------------------------- Name: Winthrop Knowlton Title: Chairman By: /s/ Winthrop Knowlton ------------------------- Name: Winthrop Knowlton Title: Chairman /s/ Winthrop Knowlton ------------------------- WINTHROP KNOWLTON KNOWLTON ASSOCIATES, INC. /s/ Christopher Knowlton ------------------------- By: /s/ Winthrop Knowlton CHRISTOPHER KNOWLTON ------------------------- Name: Winthrop Knowlton Title: Chairman /s/ Robert R. Barker ------------------------- /s/ Stanley Knowlton ROBERT R. BARKER ------------------------- STANLEY KNOWLTON /s/ Dwight E. Lee HUGH KNOWLTON TRUST FOR THE ------------------------- BENEFIT OF ERICA KNOWLTON DWIGHT E. LEE By: /s/ Winthrop Knowlton ------------------------- Name: Winthrop Knowlton Title: Trustee Page 30 of 36 Pages SCHEDULE 1 Transactions in Common Stock of Neoprobe Corp. Effected Since October 14, 1998 THE FAMILY PARTNERSHIP, L.P. No. of Shares Cost (Sales of Common Stock Price) Per Trade Date Sold Share - ---------- --------------- ----------- 10/28/98 26,000 $ 1.26 10/29/98 13,000 $ 1.20 10/30/98 8,400 $ 1.21 10/30/98 5,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 4,000 $ 1.21 10/30/98 5,000 $ 1.21 10/30/98 8,000 $ 1.21 10/30/98 5,000 $ 1.21 10/30/98 6,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 9,000 $ 1.21 10/30/98 23,000 $ 1.21 10/30/98 8,000 $ 1.21 10/30/98 6,200 $ 1.21 11/2/98 3,800 $ 1.31 11/2/98 4,000 $ 1.31 11/2/98 4,000 $ 1.31 11/2/98 5,000 $ 1.31 11/2/98 10,000 $ 1.31 11/2/98 6,000 $ 1.31 11/2/98 10,000 $ 1.31 11/2/98 9,000 $ 1.31 11/2/98 6,000 $ 1.31 11/2/98 1,000 $ 1.31 11/2/98 24,000 $ 1.31 11/2/98 5,000 $ 1.31 11/2/98 9,000 $ 1.31 11/2/98 1,000 $ 1.31 Page 31 of 36 Pages THE FRONTIER PARTNERSHIP, L.P. No. of Shares Cost (Sales of Common Stock Price) Per Trade Date Sold Share - ---------- --------------- ----------- 10/28/98 6,900 $ 1.26 10/28/98 5,000 $ 1.26 10/28/98 3,000 $ 1.26 10/28/98 2,000 $ 1.26 10/29/98 2,000 $ 1.20 10/28/98 6,000 $ 1.20 10/29/98 2,000 $ 1.20 10/30/98 1,000 $ 1.21 10/30/98 6,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 8,000 $ 1.21 10/30/98 26,000 $ 1.21 10/30/98 8,000 $ 1.21 10/30/98 10,000 $ 1.21 10/30/98 3,300 $ 1.21 11/2/98 700 $ 1.31 11/2/98 4,000 $ 1.31 11/2/98 6,000 $ 1.31 11/2/98 5,000 $ 1.31 11/2/98 7,000 $ 1.31 11/2/98 3,000 $ 1.31 11/2/98 5,000 $ 1.31 11/2/98 8,000 $ 4.31 11/2/98 4,000 $ 1.31 11/2/98 500 $ 1.31 11/2/98 19,000 $ 1.31 11/2/98 4,000 $ 1.31 11/2/98 7,000 $ 1.31 11/2/98 1,000 $ 1.31 FLAGSHIP PARTNERS, LTD. No. of Shares Cost (Sales of Common Stock Price) Per Trade Date Sold Share - ---------- --------------- ----------- 10/28/98 3,500 $ 1.26 10/28/98 3,000 $ 1.26 10/28/98 600 $ 1.26 10/29/98 2,400 $ 1.20 10/29/98 1,000 $ 1.20 10/29/98 2,600 $ 1.20 10/30/98 400 $ 1.21 Page 32 of 36 Pages 10/30/98 2,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 1,000 $ 1.21 10/30/98 3,000 $ 1.21 10/30/98 7,000 $ 1.21 10/30/98 3,000 $ 1.21 10/30/98 5,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 2,000 $ 1.21 10/30/98 3,000 $ 1.21 10/30/98 1,000 $ 1.21 10/30/98 3,000 $ 1.21 10/30/98 3,000 $ 1.21 10/30/98 500 $ 1.21 10/30/98 5,400 $ 1.21 11/2/98 2,600 $ 1.31 11/2/98 1,000 $ 1.31 11/2/98 10,000 $ 1.31 11/2/98 12,000 $ 1.31 11/2/98 3,000 $ 1.31 11/2/98 1,000 $ 1.31 Page 33 of 36 Pages EXHIBIT A JOINT FILING AGREEMENT The Family Partnership, L.P., The Frontier Partnership, L.P., The Darwin Partnership, L.P., Flagship Partners, Ltd., Darwin Offshore Partners, Ltd., Barker, Lee & Co., the J.M.R. Barker Foundation, Quaker Hill Associates, L.P., Upland Associates, L.P., Namakagon Associates, L.P., Family Partners & Co., Frontier Partners & Co., Knowlton Brothers, Inc., Knowlton Associates, Inc., Hugh Knowlton Trust For The Benefit of Erica Knowlton, Winthrop Knowlton, Stanley Knowlton, Christopher Knowlton, Robert R. Barker and Dwight E. Lee each hereby agree that the Schedule 13D filed herewith and any amendments thereto relating to the acquisition of shares of Common Stock of Neoprobe Corporation is filed jointly on behalf of each such person. Dated: November 2, 1998 THE FAMILY PARTNERSHIP, L.P. By: Family Partners & Co., as general partner By: Knowlton Brothers, Inc., as general partner By: /s/ Stanley Knowlton --------------------------- Name: Stanley Knowlton Title: President Page 34 of 36 Pages THE FRONTIER PARTNERSHIP, L.P. By: Frontier Partners & Co., as general partner By: Knowlton Brothers, Inc., as general partner By: /s/ Stanley Knowlton ------------------------- Name: Stanley Knowlton Title: President THE DARWIN PARTNERSHIP, L.P. By: /s/ Stanley Knowlton ------------------------- Name: Stanley Knowlton Title: General Partner BARKER, LEE & CO. By: /s/ Dwight E. Lee ------------------------- Name: Dwight E. Lee Title: General Partner J.M.R. BARKER FOUNDATION By: /s/ Dwight E. Lee ------------------------- Name: Dwight E. Lee Title: Vice President QUAKER HILL ASSOCIATES, L.P. By: /s/ Dwight E. Lee ------------------------- Name: Dwight E. Lee Title: General Partner UPLAND ASSOCIATES, L.P. By: /s/ Dwight E. Lee ------------------------- Name: Dwight E. Lee Title: General Partner Page 35 of 36 Pages NAMAKAGON ASSOCIATES, L.P. By: /s/ Dwight E. Lee --------------------------- Name: Dwight E. Lee Title: General Partner FLAGSHIP PARTNERS, LTD. By: Knowlton Brothers, Inc., as Investment Advisor By: /s/ Stanley Knowlton --------------------------- Name: Stanley Knowlton Title: President DARWIN OFFSHORE PARTNERS, LTD. By: Knowlton Brothers, Inc., as Investment Advisor By: /s/ Stanley Knowlton --------------------------- Name: Stanley Knowlton Title: President FAMILY PARTNERS & CO. By: Knowlton Brothers, Inc., as general partner By: /s/ Stanley Knowlton --------------------------- Name: Stanley Knowlton Title: President FRONTIER PARTNERS & CO. By: Knowlton Brothers, Inc., as general partner By: /s/ Winthrop Knowlton --------------------------- Name: Winthrop Knowlton Title: Chairman Page 36 of 36 Pages KNOWLTON BROTHERS, INC. By: /s/ Winthrop Knowlton ------------------------- Name: Winthrop Knowlton Title: Chairman KNOWLTON ASSOCIATES, INC. By: /s/ Winthrop Knowlton ------------------------- Name: Winthrop Knowlton Title: Chairman HUGH KNOWLTON TRUST FOR THE BENEFIT OF ERICA KNOWLTON By: /s/ Winthrop Knowlton ------------------------- Name: Winthrop Knowlton Title: Trustee /s/ Winthrop Knowlton ------------------------- WINTHROP KNOWLTON /s/ Stanley Knowlton ------------------------- STANLEY KNOWLTON /s/ Christopher Knowlton ------------------------- CHRISTOPHER KNOWLTON /s/ Robert R. Barker ------------------------- ROBERT R. BARKER /s/ Dwight E. Lee ------------------------- DWIGHT E. LEE -----END PRIVACY-ENHANCED MESSAGE-----