-----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, TrqMzBBvv0xUepOReTlvEVCW6uhUDIrAFMfIwdz/6JCqMaCvIH5AmKakXb0MLaSm EzlO4HM+lXWJ0BIDPHFFYA== 0000932440-98-000053.txt : 19980218 0000932440-98-000053.hdr.sgml : 19980218 ACCESSION NUMBER: 0000932440-98-000053 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 19980217 SROS: NASD SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: 3DX TECHNOLOGIES INC CENTRAL INDEX KEY: 0000915518 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 760386601 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: SEC FILE NUMBER: 005-49753 FILM NUMBER: 98541323 BUSINESS ADDRESS: STREET 1: 12012 WICKCHESTER STREET 2: SUITE 250 CITY: HOUSTON STATE: TX ZIP: 77079 BUSINESS PHONE: 2815793390 MAIL ADDRESS: STREET 1: 12012 WICKCHESTER STREET 2: SUITE 250 CITY: HOUSTON STATE: TX ZIP: 77079 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: DUNCAN PETER M CENTRAL INDEX KEY: 0001026498 STANDARD INDUSTRIAL CLASSIFICATION: [] FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: KELLEY DRYE & WARREN LLP STREET 2: TWO STAMFORD PLAZA 281 TRESSER BLVD CITY: STAMFORD STATE: CT ZIP: 06901 BUSINESS PHONE: 2033518113 SC 13G/A 1 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ------------ SCHEDULE 13G (RULE 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13D-1(b) AND (c) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (AMENDMENT NO. 1 )* 3DX TECHNOLOGIES INC. (Name of Issuer) COMMON STOCK, PAR VALUE $.01 PER SHARE (Title of Class of Securities) 08554G 10 9 (CUSIP Number) *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 the disclosures provided in a prior cover page. The information required in 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 6 Pages --------- ---------- - ------------------------------------ ------------------------------ CUSIP NO. 88554G 10 9 13G PAGE 2 OF 6 PAGES ----- ----- - ------------------------------------ ------------------------------ - -------------------------------------------------------------------------------- 1 NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATIONS NOS. OF ABOVE PERSONS Peter M. Duncan - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Canadian - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF 375,592 SHARES ------------------------------------------------------------------ BENEFI- 6 SHARED VOTING POWER CIALLY 0 OWNED BY ------------------------------------------------------------------ EACH 7 SOLE DISPOSITIVE POWER REPORTING 375,592 PERSON ------------------------------------------------------------------ WITH 8 SHARED DISPOSITIVE POWER 0 - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 375,592 - -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.2% - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IN - -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! Page 2 of 6 Pages --------- ---------- ITEM 1. (A) NAME OF ISSUER. 3DX Technologies Inc., a Delaware corporation (the "Issuer"). (B) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES. The Issuer's principal executive offices are located at 12012 Wickchester, Suite 250, Houston, Texas 77079. ITEM 2. (A) NAME OF PERSON FILING. This statement is filed by Peter M. Duncan ("Duncan"). (B) ADDRESS OF PRINCIPAL BUSINESS OFFICE. The principal business office of Duncan is 12012 Wickchester, Suite 250, Houston, Texas 77079. (C) CITIZENSHIP. Duncan is a Canadian citizen. (D) TITLE OF CLASS OF SECURITIES. This statement relates to shares of Common Stock, par value $.01 per share (the "Common Stock"), of the Issuer. (E) CUSIP NUMBER. 88554G 10 9 ITEM 3. This statement is not being filed pursuant to Rule 13d-1(b) or 13d-2(b). ITEM 4. OWNERSHIP. (A) AMOUNT BENEFICIALLY OWNED. Duncan beneficially owns 375,592 shares of Common Stock. Page 3 of 6 Pages --------- ---------- (B) PERCENT OF CLASS.1 5.2%. (C) POWER TO VOTE OR DIRECT THE VOTE AND DISPOSE OR DIRECT THE DISPOSITION OF SECURITIES. Duncan has sole power to vote or dispose or to direct the vote or disposition of the 375,592 shares of Common Stock beneficially owned by him of which 10,000 shares are held in trusts for the benefit of Duncan's children. Duncan is the sole trustee of each of the trusts. Of the 375,592 shares of Common Stock beneficially owned by Duncan, 20,144 shares of Common Stock are issuable upon exercise of an option held by Duncan. ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS. If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ] ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON. Not Applicable ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY. Not applicable. ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP. Not applicable. ITEM 9. NOTICE OF DISSOLUTION OF GROUP. Not applicable. - -------- 1 According to the most recently available filing with the Securities and Exchange Commission in which such number is required to be indicated. Page 4 of 6 Pages --------- ---------- ITEM 10. CERTIFICATION. Not applicable. [SIGNATURE ON NEXT PAGE.] Page 5 of 6 Pages --------- ---------- 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. Dated: February 11, 1998 /S/ PETER M. DUNCAN -------------------------------------------- Peter M. Duncan Page 6 of 6 Pages --------- ---------- -----END PRIVACY-ENHANCED MESSAGE-----