-----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, S1QmKVQrhhT7HasBKPoxlhL9YP7F0eh1Zhgne1jxv2eomQzdnzdShpw6mfCeatGe 7JKO8+W/ifALz7zwq10Yxg== 0001179044-02-000031.txt : 20021202 0001179044-02-000031.hdr.sgml : 20021202 20021202152618 ACCESSION NUMBER: 0001179044-02-000031 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20021202 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ACLARA BIOSCIENCES INC CENTRAL INDEX KEY: 0001067588 STANDARD INDUSTRIAL CLASSIFICATION: MEASURING & CONTROLLING DEVICES, NEC [3829] IRS NUMBER: 943222727 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-58797 FILM NUMBER: 02845924 BUSINESS ADDRESS: STREET 1: 1288 PEAR AVENUE CITY: MOUNTAIN VIEW STATE: CA ZIP: 94043 BUSINESS PHONE: 6502101200 MAIL ADDRESS: STREET 1: 1288 PEAR AVENUE CITY: MOUNTAIN VIEW STATE: CA ZIP: 94043 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: TANG CAPITAL PARTNERS LP CENTRAL INDEX KEY: 0001191935 IRS NUMBER: 680517277 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 4401 EASTGATGE MALL CITY: SAN DIEGO STATE: CA ZIP: 92121 BUSINESS PHONE: 8582003830 MAIL ADDRESS: STREET 1: 4401 EASTGATE MALL CITY: SAN DIEGO STATE: CA ZIP: 92121 SC 13D/A 1 sc13datang021126.txt ------------------------------ OMB APPROVAL ------------------------------ OMB Number 3235-0145 Expires: October 31, 2002 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. )* ACLARA BioSciences, Inc. - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, $0.001 par value per share - -------------------------------------------------------------------------------- (Title of Class of Securities) 00461P 10 6 - -------------------------------------------------------------------------------- (CUSIP Number) Kevin C. Tang 4401 Eastgate Mall San Diego, CA 92121 (858) 200-3830 - -------------------------------------------------------------------------------- (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) November 25, 2002 - -------------------------------------------------------------------------------- (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 that is the subject of this Schedule 13D, and is filing this schedule because of ss. 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box [_]. Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See ss. 240.13d-7(b) 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). POTENTIAL PERSONS WHO ARE TO RESPOND TO THE COLLECTION OF INFORMATION CONTAINED IN THIS FORM ARE NOT REQUIRED TO RESPOND UNLESS THE FORM DISPLAYS A CURRENTLY VALID OMB CONTROL NUMBER. CUSIP No. 00461P 10 6 13D Page 2 of 7 Pages ________________________________________________________________________________ 1. Name of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). Tang Capital Partners, LP ________________________________________________________________________________ 2. Check the Appropriate Box If a Member of a Group (See Instructions) (a) [_] (b) [x] ________________________________________________________________________________ 3. SEC Use Only ________________________________________________________________________________ 4. Source of Funds (See Instructions) PF ________________________________________________________________________________ 5. Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) [_] ________________________________________________________________________________ 6. Citizenship or Place of Organization United States ________________________________________________________________________________ 7. Sole Voting Power NUMBER OF 3,524,100 SHARES _________________________________________________________________ BENEFICIALLY 8. Shared Voting Power OWNED BY 0 EACH _________________________________________________________________ REPORTING 9. Sole Dispositive Power PERSON 3,524,100 WITH _________________________________________________________________ 10. Shared Dispositive Power 0 ________________________________________________________________________________ 11. Aggregate Amount Beneficially Owned by Each Reporting Person 3,524,100 ________________________________________________________________________________ 12. Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) [_] ________________________________________________________________________________ 13. Percent of Class Represented by Amount in Row (11) 9.7% ________________________________________________________________________________ 14. Type of Reporting Person (See Instructions) PN ________________________________________________________________________________ CUSIP No. 00461P 10 6 13D Page 3 of 7 Pages ________________________________________________________________________________ 1. Name of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). Tang Capital Management, LLC ________________________________________________________________________________ 2. Check the Appropriate Box If a Member of a Group (See Instructions) (a) [_] (b) [x] ________________________________________________________________________________ 3. SEC Use Only ________________________________________________________________________________ 4. Source of Funds (See Instructions) PF ________________________________________________________________________________ 5. Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) [_] ________________________________________________________________________________ 6. Citizenship or Place of Organization United States ________________________________________________________________________________ 7. Sole Voting Power NUMBER OF 3,524,100 SHARES _________________________________________________________________ BENEFICIALLY 8. Shared Voting Power OWNED BY 0 EACH _________________________________________________________________ REPORTING 9. Sole Dispositive Power PERSON 3,524,100 WITH _________________________________________________________________ 10. Shared Dispositive Power 0 ________________________________________________________________________________ 11. Aggregate Amount Beneficially Owned by Each Reporting Person 3,524,100 ________________________________________________________________________________ 12. Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) [_] ________________________________________________________________________________ 13. Percent of Class Represented by Amount in Row (11) 9.7% ________________________________________________________________________________ 14. Type of Reporting Person (See Instructions) OO ________________________________________________________________________________ CUSIP No. 00461P 10 6 13D Page 4 of 7 Pages ________________________________________________________________________________ 1. Name of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). Kevin C. Tang ________________________________________________________________________________ 2. Check the Appropriate Box If a Member of a Group (See Instructions) (a) [_] (b) [x] ________________________________________________________________________________ 3. SEC Use Only ________________________________________________________________________________ 4. Source of Funds (See Instructions) PF ________________________________________________________________________________ 5. Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) [_] ________________________________________________________________________________ 6. Citizenship or Place of Organization United States ________________________________________________________________________________ 7. Sole Voting Power NUMBER OF 3,529,100 SHARES _________________________________________________________________ BENEFICIALLY 8. Shared Voting Power OWNED BY 0 EACH _________________________________________________________________ REPORTING 9. Sole Dispositive Power PERSON 3,529,100 WITH _________________________________________________________________ 10. Shared Dispositive Power 0 ________________________________________________________________________________ 11. Aggregate Amount Beneficially Owned by Each Reporting Person 3,529,100 ________________________________________________________________________________ 12. Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) [_] ________________________________________________________________________________ 13. Percent of Class Represented by Amount in Row (11) 9.8% ________________________________________________________________________________ 14. Type of Reporting Person (See Instructions) IN ________________________________________________________________________________ CUSIP No. 00461P 10 6 13D Page 5 of 7 Pages ________________________________________________________________________________ 1. Name of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). Oscar L. Tang ________________________________________________________________________________ 2. Check the Appropriate Box If a Member of a Group (See Instructions) (a) [_] (b) [x] ________________________________________________________________________________ 3. SEC Use Only ________________________________________________________________________________ 4. Source of Funds (See Instructions) PF ________________________________________________________________________________ 5. Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) [_] ________________________________________________________________________________ 6. Citizenship or Place of Organization United States ________________________________________________________________________________ 7. Sole Voting Power NUMBER OF 372,000 SHARES _________________________________________________________________ BENEFICIALLY 8. Shared Voting Power OWNED BY 251,300 EACH _________________________________________________________________ REPORTING 9. Sole Dispositive Power PERSON 372,000 WITH _________________________________________________________________ 10. Shared Dispositive Power 251,300 ________________________________________________________________________________ 11. Aggregate Amount Beneficially Owned by Each Reporting Person 623,300 ________________________________________________________________________________ 12. Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) [_] ________________________________________________________________________________ 13. Percent of Class Represented by Amount in Row (11) 1.7% ________________________________________________________________________________ 14. Type of Reporting Person (See Instructions) IN ________________________________________________________________________________ ITEM 1. SECURITY AND ISSUER This Amendment No. 2 to Schedule 13D ("Amendment No. 2") is being filed as an amendment to the Statement on Schedule 13D previously filed relating to the common stock, $.001 par value per share of ACLARA BioSciences, Inc., a Delaware corporation (the "Issuer" or "ACLARA" herein), as filed with the Securities and Exchange Commission (the "SEC") on July 24, 2002, as amended by Amendment No. 1 filed on October 1, 2002 (the "Schedule 13D"). The principal executive offices of the Issuer are located at 1288 Pear Avenue, Mountain View, CA 94043. The Schedule 13D is hereby further amended and supplemented as follows: ITEM 5. INTEREST IN SECURITIES OF THE ISSUER Item 5 of the Schedule 13D is amended and restated in its entirety as follows: (a), (b) The following table describes the number of shares of common stock and the percent of outstanding common stock beneficially owned by the Reporting Persons. All percentages are based on 36,193,512 shares outstanding as reported by the Issuer in its Form 10Q filed with the SEC on November 14, 2002. SHARES OF COMMON PERCENTAGE NAME STOCK OWNED OWNED Tang Capital Partners, LP(1) 3,524,100 9.7% Tang Capital Management, LLC(2) 3,524,100 9.7% Kevin C. Tang(3) 3,529,100 9.8% Oscar L. Tang 623,300 1.7% - ---------------------- (1) Tang Capital Partners, LP is the registered owner of the Shares of Common Stock (2) Tang Capital Management, LLC, is the general partner of Tang Capital Partners, LP. (3) Kevin C. Tang is the Manager of Tang Capital Management, LLC. Shares beneficially owned by Mr. Kevin Tang include 5,000 shares held of record in his name, as custodian for his son, with respect to which he maintains sole voting and investment power. Mr. Kevin Tang may also be deemed to share voting and investment power with respect to the shares beneficially owned by his father, Mr. Oscar Tang, due to the relationship described in Item 6 of this Schedule 13D. Shares beneficially owned by Mr. Oscar Tang include 372,000 shares with respect to which Mr. Tang has sole voting and investment power and 251,300 shares with respect to which he shares voting and investment power through an investment advisor or trustee relationship. Mr. Oscar Tang may be deemed to share voting and investment power with respect to the shares beneficially owned by his son, Mr. Kevin Tang, due to the relationship described in Item 6 of this Schedule 13D. (c) Transactions effected since the filing of Schedule 13D Amendment No. 1 filed with the SEC on October 1, 2002: The following open market purchases were effected by Tang Capital Partners, LP: TRADE DATE NO. SHARES PRICE 11/25/02 110,000 $2.03 11/27/02 45,000 $2.03 The following open market purchases were effected by Oscar L. Tang: TRADE DATE NO. SHARES PRICE 11/12/02 25,000 $1.91 11/13/02 25,000 $1.96 11/14/02 25,000 $1.91 11/15/02 59,000 $1.9284 11/18/02 40,300 $1.91 11/25/02 110,000 $2.03 11/27/02 45,000 $2.03 ITEM 7. MATERIAL TO BE FILED AS EXHIBITS Exhibit A Joint Filing Agreement. SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. November 27, 2002 TANG CAPITAL PARTNERS, LP By: Tang Capital Management, LLC By: /s/ Kevin C. Tang ------------------------ Kevin C. Tang, Manager TANG CAPITAL MANAGEMENT, LLC By: /s/ Kevin C. Tang ------------------------ Kevin C. Tang, Manager /s/ Kevin C. Tang ------------------------ KEVIN C. TANG /s/ Oscar L. Tang ------------------------ OSCAR L. TANG EXHIBIT A TO AMENDMENT NO. 2 TO SCHEDULE 13D DATED NOVEMBER 27, 2002 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons (as such term is defined in the Schedule 13D referred to below) on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Common Stock, par value $0.001 per share, of ACLARA BioSciences, Inc. and that this Agreement be included as an Exhibit to such joint filing. The Agreement may be executed in any number of counterparts all of which taken together shall constitute one and the same instrument. IN WITNESS WHEREOF, the undersigned hereby execute this Agreement this 30th day of September, 2002. TANG CAPITAL PARTNERS, LP By: Tang Capital Management, LLC By: /s/ Kevin C. Tang ------------------------ Kevin C. Tang, Manager TANG CAPITAL MANAGEMENT, LLC By: /s/ Kevin C. Tang ------------------------ Kevin C. Tang, Manager /s/ Kevin C. Tang ------------------------ KEVIN C. TANG /s/ Oscar L. Tang ------------------------ OSCAR L. TANG -----END PRIVACY-ENHANCED MESSAGE-----