-----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, LSHdO2dLTy9JICeCQvhJsySoLKgQxSbkBHZVCAwiJmbpiIUO1Dr0cwiZ7stiG/41 WvyUtVys7B/90Qf9OLBc9Q== 0001382333-07-000024.txt : 20070615 0001382333-07-000024.hdr.sgml : 20070615 20070615090952 ACCESSION NUMBER: 0001382333-07-000024 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20070615 DATE AS OF CHANGE: 20070615 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ONYX PHARMACEUTICALS INC CENTRAL INDEX KEY: 0001012140 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 943154463 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-45955 FILM NUMBER: 07921372 BUSINESS ADDRESS: STREET 1: 2100 POWELL STREET CITY: EMERYVILLE STATE: CA ZIP: 94608 BUSINESS PHONE: 5105976500 MAIL ADDRESS: STREET 1: 2100 POWELL STREET CITY: EMERYVILLE STATE: CA ZIP: 94608 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Meditor Group Ltd CENTRAL INDEX KEY: 0001382333 IRS NUMBER: 000000000 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 79 FRONT STREET CITY: HAMILTON STATE: D0 ZIP: HM11 BUSINESS PHONE: 441 296 5946 MAIL ADDRESS: STREET 1: 79 FRONT STREET CITY: HAMILTON STATE: D0 ZIP: HM11 SC 13G 1 onyx13ga8.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 8) Onyx Pharmaceuticals, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 683399109 (CUSIP Number) June 12, 2007 (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) [ X ]Rule 13d-1(c) [ ]Rule 13d-1(d) ============================================================================= CUSIP No. 683399109 - ----------------------------------------------------------------------------- 1.Names of Reporting Persons. (i) Meditor Group Ltd. (ii) Meditor European Master Fund Ltd. I.R.S. Identification Nos. of above persons (entities only). (i) ................. (ii) ................. 2.Check the Appropriate Box if a Member of a Group (See Instructions) [ ](a) [ ](b) 3.SEC Use Only 4.Citizenship or Place of Organization (i) Bermuda (ii) Bermuda Number of Shares Beneficially Owned by Each Reporting Person With: 5.Sole Voting Power (i) ......... (ii) ......... 6.Shared Voting Power (i) 3,070,400 (ii) 2,254,200 7.Sole Dispositive Power (i) ......... (ii) ......... 8.Shared Dispositive Power (i) 3,070,400 (ii) 2,254,200 9.Aggregate Amount Beneficially Owned by Each Reporting Person (i) 3,070,400 (ii) 2,254,200 10.Check if the Aggregate Amount in Row (9) Excludes Certain Shares [ ] 11.Percent of Class Represented by Amount in Row (9) (i) 6.4% (ii) 4.7% 12.Type of Reporting Person (See Instructions) (i) CO (ii) CO ============================================================================= Item 1. (a) Name of Issuer Onyx Pharmaceuticals, Inc. (b) Address of Issuer's Principal Executive Offices 2100 Powell Street, Emeryville, CA94608 Item 2. (a) Name of Person Filing (i) Meditor Group Ltd. (ii) Meditor European Master Fund Ltd. (b) Address of Principal Business Office or, if none, Residence (i) 79 Front Street, Hamilton, Bermuda (ii) 6 Front Street, Hamilton, Bermuda (c) Citizenship (i) Bermuda (ii) Bermuda (d) Title of Class of Securities Common Stock (e) CUSIP Number 683399109 Item 3. Not applicable. Item 4. Ownership. (a) Amount beneficially owned: (i) 3,070,400 (ii) 2,254,200 (b) Percent of class: (i) 6.4% (ii) 4.7% (c) Number of shares as to which the person has: (i) Sole power to vote or to direct the vote (i) ......... (ii) ......... (ii) Shared power to vote or to direct the vote (i) 3,070,400 (ii) 2,254,200 (iii) Sole power to dispose or to direct the disposition of (i) ......... (ii) ......... (iv) Shared power to dispose or to direct the disposition of (i) 3,070,400 (ii) 2,254,200 Item 5. Ownership of Five Percent or Less of a Class Not applicable. Item 6. Ownership of More than Five Percent on Behalf of Another Person. Various persons, as investment management clients of Meditor Group Ltd., have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, 3,070,400 shares (6.4%). Meditor European Master Fund Ltd., an investment management client of Meditor Group Ltd., has the right to receive and the power to direct the receipt of dividends from, and the proceeds from the sale of, 2,254,200 shares (4.7%). Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person. 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 By signing below each of the undersigned certifies that, to the best of their knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. SIGNATURE 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. June 15, 2007 Meditor Group Ltd. By S. Shakerchi (Director) Meditor European Master Fund Ltd. By T. Shakerchi (Director) ============================================================================= JOINT FILING AGREEMENT The undersigned each hereby agree to the joint filing of statements on Schedule 13G (and amendments thereto) relating to the common stock of Onyx Pharmaceuticals, Inc. March 20, 2007 Meditor Group Ltd. By A. Black (Director) Meditor European Master Fund Ltd. By T. Shakerchi (Director) -----END PRIVACY-ENHANCED MESSAGE-----