-----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, MHzbFbVniixov/2vyIyg72Hmeeaq2g5SCVSb1nXj9hDnutID3LDKIpkEW54/eJCA yfJtNfMwI7CYUlxniAxnww== 0000899243-01-000372.txt : 20010223 0000899243-01-000372.hdr.sgml : 20010223 ACCESSION NUMBER: 0000899243-01-000372 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20010214 GROUP MEMBERS: AMC VENTURES, L.P. GROUP MEMBERS: APEX ENTERPRISES, INC. GROUP MEMBERS: CHANG NANCY T GROUP MEMBERS: ROBINHOOD VENTURES, L.P. SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: TANOX INC CENTRAL INDEX KEY: 0001099414 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-MEDICAL LABORATORIES [8071] IRS NUMBER: 760196733 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: SEC FILE NUMBER: 005-58871 FILM NUMBER: 1546180 BUSINESS ADDRESS: STREET 1: 10301 STELLA LINK CITY: HOUSTON STATE: TX ZIP: 77025 BUSINESS PHONE: 7136642288 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: CHANG NANCY T CENTRAL INDEX KEY: 0001135041 STANDARD INDUSTRIAL CLASSIFICATION: [] FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 4888 LOOP CENTRAL DRIVE STREET 2: SUITE 820 CITY: HOUSTON STATE: TX ZIP: 77081 BUSINESS PHONE: 7135784022 MAIL ADDRESS: STREET 1: 4888 LOOP CENTRAL DRIVE STREET 2: SUITE 820 CITY: HOUSTON STATE: TX ZIP: 77081 SC 13G 1 0001.txt SCHEDULE 13G - NANCY T. CHANG & GROUP Page 1 of 10 Pages UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. __)* Tanox, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 87588Q 10 9 (CUSIP Number) December 31, 2000 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [ ] Rule 13d-1(c) [X] Rule 13d-1(d) *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 ("Act") 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). CUSIP NO. 87588Q 10 9 Page 2 of 10 Pages - ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS Nancy T. Chang - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [X] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 United States - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 6,954,181 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 6,954,181 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -- - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 6,954,181(1) - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 15.84%(1) - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 IN - ------------------------------------------------------------------------------ (1) Includes (i) 291,200 shares that may be acquired by Ms. Chang within 60 days upon the exercise of outstanding employee stock options, (ii) 6,279,318 shares held by Robinhood Ventures, L.P., (iii) 34,816 shares held by AMC Ventures, L.P., and (iv) 248,847 shares held by Ms. Chang as trustee for her minor children. Ms. Chang is the President of Apex Enterprises, Inc., the sole general partner of each of Robinhood Ventures, L.P. and AMC Ventures, L.P., and is the beneficial owner of shares held by those partnerships. CUSIP NO. 87588Q 10 9 Page 3 of 10 Pages - ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS Robinhood Ventures, L.P. - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [X] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 The limited partnership was formed under the laws of the State of Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 6,279,318 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 6,279,318 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -- - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 6,279,318 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 14.4% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 PN - ------------------------------------------------------------------------------ CUSIP NO. 87588Q 10 9 Page 4 of 10 Pages - ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS AMC Ventures, L.P. - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [X] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 The limited partnership was formed under the laws of the State of Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 34,816 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 34,816 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -- - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 34,816 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 .07% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 PN - ------------------------------------------------------------------------------ CUSIP NO. 87588Q 10 9 Page 5 of 10 Pages - ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS Apex Enterprises, Inc. - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [X] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 The corporation was formed under the laws of the State of Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 6,314,134 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 6,314,134 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -- - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 6,314,134(1) - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 14.48% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12 CO - ------------------------------------------------------------------------------ (1) Apex Enterprises, Inc. is the sole general partner of each of Robinhood Ventures, L.P. and AMC Ventures, L.P. and is deemed to beneficially own the 6,279,318 shares and 34,816 shares, respectively, held by them. CUSIP NO. 87588Q 10 9 Page 6 of 10 Pages ITEM 1. Item 1(a) Name of Issuer: Tanox, Inc. Item 1(b) Address of Issuer's 10301 Stella Link Principal Executive Offices: Houston, Texas 77025 ITEM 2. Item 2(a) Name of Person Filing: Nancy T. Chang Item 2(b) Address of Principal 4888 Loop Central Drive, Suite 820 Business Office: Houston, Texas 77081 Item 2(c) Citizenship: United States Item 2(d) Title of Class: Common Stock Item 2(e) CUSIP Number: 87588Q 10 9 Item 2(a) Name of Person Filing: Robinhood Ventures, L.P. Item 2(b) Address of Principal c/o Nancy T. Chang Business Office: 4888 Loop Central Drive, Suite 820 Houston, Texas 77081 Item 2(c) Citizenship: The limited partnership was formed under the laws of the State of Delaware Item 2(d) Title of Class: Common Stock Item 2(e) CUSIP Number: 87588Q 10 9 Item 2(a) Name of Person Filing: AMC Ventures, L.P. Item 2(b) Address of Principal c/o Nancy T. Chang Business Office: 4888 Loop Central Drive, Suite 820 Houston, Texas 77081 Item 2(c) Citizenship: The limited partnership was formed under the laws of the State of Delaware Item 2(d) Title of Class: Common Stock Item 2(e) CUSIP Number: 87588Q 10 9 Item 2(a) Name of Person Filing: Apex Enterprises, Inc. Item 2(b) Address of Principal c/o Nancy T. Chang Business Office: 4888 Loop Central Drive, Suite 820 Houston, Texas 77081 Item 2(c) Citizenship: The corporation was formed under the laws of the State of Delaware Item 2(d) Title of Class: Common Stock Item 2(e) CUSIP Number: 87588Q 10 9
CUSIP NO. 87588Q 10 9 Page 7 of 10 Pages ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO Rule 13d-1(b) OR (c), CHECK WHETHER THE PERSON FILING IS A: (a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o). (b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c). (c) [ ] Insurance Company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c). (d) [ ] Investment Company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8). (e) [ ] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) [ ] An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g) [ ] A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) [ ] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813); (i) [ ] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3); (j) [ ] Group, in accordance with Rule 13d-1(b) (1)(ii)(J). ITEM 4. OWNERSHIP Nancy T. Chang: (a) Amount Beneficially Owned: 6,954,181 (see footnote 1 on cover page) (b) Percent of Class: 15.84% (c) Number of Shares as to which such person has: (i) Sole power to vote or to direct the vote: 6,954,181 (ii) Shared power to vote or to direct the vote: none (iii) Sole power to dispose or to direct the disposition of: 6,954,181 (iv) Shared power to dispose or to direct the disposition of none CUSIP NO. 87588Q 10 9 Page 8 of 10 Pages Robinhood Ventures, L.P.: (a) Amount Beneficially Owned: 6,279,318 (b) Percent of Class: 14.4% (c) Number of Shares as to which such person has: (i) Sole power to vote or to direct the vote: 6,279,318 (ii) Shared power to vote or to direct the vote: none (iii) Sole power to dispose or to direct the disposition of: 6,279,318 (iv) Shared power to dispose or to direct the disposition of none AMC Ventures, L.P.: (a) Amount Beneficially Owned: 34,816 (b) Percent of Class: .07% (c) Number of Shares as to which such person has: (i) Sole power to vote or to direct the vote: 34,816 (ii) Shared power to vote or to direct the vote: none (iii) Sole power to dispose or to direct the disposition of: 34,816 (iv) Shared power to dispose or to direct the disposition of none Apex Enterprises, Inc.: (a) Amount Beneficially Owned: 6,314,134 (b) Percent of Class: 14.48% (See footnote 1 of item 11 on cover page) (c) Number of Shares as to which such person has: (i) Sole power to vote or to direct the vote: 6,314,134 (ii) Shared power to vote or to direct the vote: none (iii) Sole power to dispose or to direct the disposition of: 6,314,134 (iv) Shared power to dispose or to direct the disposition of none ITEM 5. Ownership of Five Percent or Less of a Class Not Applicable CUSIP NO. 87588Q 10 9 Page 9 of 10 Pages 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 ITEM 10. Certification Not Applicable CUSIP NO. 87588Q 10 9 Page 10 of 10 Pages SIGNATURE After reasonable inquiry and to the best of the undersigned's knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct. Dated: February 14, 2001 Nancy T. Chang ------------------------------ Nancy T. Chang ROBINHOOD VENTURES, L.P. BY: APEX ENTERPRISES, INC., ITS SOLE GENERAL PARTNER By: Nancy T. Chang ------------------------- Nancy T. Chang, President AMC VENTURES, L.P. BY: APEX ENTERPRISES, INC., ITS SOLE GENERAL PARTNER By: Nancy T. Chang ------------------------- Nancy T. Chang, President APEX ENTERPRISES, INC. By: Nancy T. Chang ------------------------- Nancy T. Chang, President EXHIBIT INDEX EXHIBIT Joint filing agreement EX-99 2 0002.txt AGREEMENT EXHIBIT AGREEMENT The undersigned hereby agree in writing pursuant to the provisions of Rule 13d-1(k)(1)(iii) promulgated under the Securities Exchange Act of 1934, as amended, that the Schedule 13G to which this Agreement is attached is filed on behalf of each of the undersigned. Dated: February 14, 2001 Nancy T. Chang --------------------------------- Nancy T. Chang ROBINHOOD VENTURES, L.P. BY: APEX ENTERPRISES, INC., ITS SOLE GENERAL PARTNER By: Nancy T. Chang ------------------------- Nancy T. Chang, President AMC VENTURES, L.P. BY: APEX ENTERPRISES, INC., ITS SOLE GENERAL PARTNER By: Nancy T. Chang ------------------------- Nancy T. Chang, President APEX ENTERPRISES, INC. By: Nancy T. Chang ------------------------- Nancy T. Chang, President -----END PRIVACY-ENHANCED MESSAGE-----