Occidental Petroleum CorporationOXYNYSE
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Insider | Role | Date |
|---|---|---|
| KLESSE WILLIAM R | director | Dec 16, 25 |
| Kerrigan Sylvia J | officer: SVP & Chief Legal Officer | Oct 2, 25 |
| Jackson Richard A. | officer: Senior Vice President and COO | Oct 1, 25 |
| GUTIERREZ CARLOS M | director | May 9, 25 |
| ONeill Claire | director | May 5, 25 |
| Robinson Kenneth B. | director | May 5, 25 |
| BAILEY VICKY A | director | May 5, 25 |
| MOORE JACK B | director | May 5, 25 |
| Shearer Bob | director | May 5, 25 |
| POLADIAN AVEDICK BARUYR | director | May 5, 25 |
| GOULD ANDREW | director | May 5, 25 |
| Mathew Sunil | officer: SVP & CFO | Mar 31, 25 |
| Dillon Kenneth | officer: Senior Vice President | Mar 1, 25 |
| Jackson Richard A. | officer: Senior Vice President | Mar 1, 25 |
| Champion Christopher O | officer: VP, CAO and Controller | Mar 1, 25 |
| Simmons Jeff F | officer: Senior Vice President | Mar 1, 25 |
| Hollub Vicki A. | director, officer: President and CEO | Mar 1, 25 |
| Peterson Robert L | officer: Senior Vice President | Mar 1, 25 |
| BERKSHIRE HATHAWAY INC | 10 percent owner | Feb 7, 25 |
| Bennett Peter J. | officer: Vice President | Mar 1, 24 |
| Mathew Sunil | officer: Vice President | May 5, 23 |
| Ackerman Neil R | officer: Vice President | May 5, 23 |
| Peterson Robert L | officer: SVP & CFO | Mar 1, 23 |
| BUFFETT WARREN E | director: | Aug 4, 22 |
| GUTIERREZ CARLOS M | director: | May 26, 22 |
| POLADIAN AVEDICK BARUYR | director: | May 9, 22 |
| KLESSE WILLIAM R | director: | May 9, 22 |
| BAILEY VICKY A | director: | May 9, 22 |
| GOULD ANDREW | director: | May 9, 22 |
| MOORE JACK B | director: | May 9, 22 |
| CHAZEN STEPHEN I | director: | May 9, 22 |
| Shearer Bob | director: | May 9, 22 |
| Hollub Vicki A. | officer: President and CEO | Mar 28, 22 |
| Backus Marcia E. | officer: SVP, GC & CCO | Feb 28, 22 |
| CHAZEN STEPHEN I | director | Aug 9, 21 |
| LANGHAM ANDREW | director | May 10, 21 |
| Palau Hernandez Margarita | director | May 10, 21 |
| Hu Gaoxiang | director | May 10, 21 |
| ICAHN CARL C | 10 percent owner | Apr 6, 21 |
| Jackson Richard A. | officer: Vice President | Aug 31, 20 |
| Hebert Burnis J. | officer: Vice President | Aug 31, 20 |
| Brown Oscar K | officer: Former Senior Vice President | Jun 8, 20 |
| Graziano Nick | director | Jun 1, 20 |
| Brown Oscar K | officer: Senior Vice President | Mar 6, 20 |
| Walter Elisse B. | director | Mar 4, 20 |
| Lowe Edward A. | officer: Executive Vice President | Feb 28, 20 |
| Palmer Robert | officer: Senior Vice President | Feb 28, 20 |
| BURGHER CEDRIC W. | officer: SVP & CFO | Feb 28, 20 |
| Vangolen Glenn M. | officer: SVP - Business Support | Feb 28, 20 |
| Champion Christopher O | officer: VP and Chief Acct. Officer | Feb 14, 20 |
| Oxy Holding Co (Pipeline), Inc. | other: See remarks | Sep 23, 19 |
| FORAN MARGARET M | director | Aug 14, 19 |
| Champion Christopher O | Aug 8, 19 | |
| Kirk Jennifer M | officer: VP and Principal Acct. Officer | Jul 12, 19 |
| Batchelder Eugene L. | director | Jun 10, 19 |
| Abraham Spencer | director | May 13, 19 |
| ATKINS HOWARD I | director | May 10, 19 |
| Elliott Joseph C. | officer: Senior Vice President | Jul 12, 18 |
| FEICK JOHN E | director | May 7, 18 |
| Stavros Christopher G | officer: SVP & CFO | Feb 28, 17 |
| Vangolen Glenn M. | officer: Senior VP - Business Support | Jul 21, 16 |
| Backus Marcia E. | officer: SVP, GC, Corp Sec & CCO | Jul 13, 16 |
| Elliott Joseph C. | officer: Vice President | Jul 13, 16 |
| CHAZEN STEPHEN I | director, officer: CEO | Apr 28, 16 |
| Walker Cynthia Lynn | officer: SVP-Mkting & Midstream Ops&Dev | Feb 17, 16 |
| Lowe Edward A. | officer: EVP & Pres-Oxy Oil & Gas Intnl | Feb 17, 16 |
| Hollub Vicki A. | director, officer: President and COO | Feb 17, 16 |
| Kirk Jennifer M | officer: Vice President and Controller | Feb 17, 16 |
| CHAZEN STEPHEN I | director, officer: President and CEO | Dec 3, 15 |
| Walker Cynthia Lynn | officer: SVP - Strategy & Development | Aug 5, 15 |
| Hollub Vicki A. | officer: Senior EVP & Pres-Oxy Oil&Gas | Jul 10, 15 |
| Chiang Willie CW | officer: EVP - Operations | Feb 11, 15 |
| Walker Cynthia Lynn | officer: SVP- Strategy and Developement | Feb 11, 15 |
| Stavros Christopher G | officer: SVP - CFO | Feb 11, 15 |
| Hollub Vicki A. | officer: Executive Vice President | Feb 11, 15 |
| CHAZEN STEPHEN I | director, officer: President & CEO | Dec 31, 14 |
| DJEREJIAN EDWARD P | director | Dec 17, 14 |
| Hollub Vicki A. | officer: Vice President | Dec 4, 14 |
| Walker Cynthia Lynn | officer: Executive Vice President | Dec 4, 14 |
| Lowe Edward A. | officer: Vice President | Jul 14, 14 |
| Stavros Christopher G | officer: EVP & Chief Financial Officer | Jul 14, 14 |
| Hollub Vicki A. | officer: EVP US Operations OOG | Jul 10, 14 |
| Pineci Roy | officer: VP, Controller, Prin Acct Offr | Jul 9, 14 |
| Albrecht William E | officer: Vice President | Jul 9, 14 |
| Pineci Roy | officer | Dec 31, 13 |
| Anderson B Chuck | officer: Vice President | Oct 15, 13 |
| Pineci Roy | officer: VP Controller & Prin Actg Ofcr | Oct 15, 13 |
| LIENERT JAMES M | officer: Executive VP, Business Support | Oct 15, 13 |
| DE BRIER DONALD P | officer: Corp. EVP & Corp. Secretary | Oct 15, 13 |
| Backus Marcia E. | officer: VP and General Counsel | Oct 1, 13 |
| Walker Cynthia Lynn | officer: Executive Vice President & CFO | Aug 6, 13 |
| Pineci Roy | officer: VP, Controller & Prin Actg Ofc | Jul 16, 13 |
| Anderson B Chuck | officer: President, Occidental Chemical | Jul 16, 13 |
| Ale John C. | officer: VP and General Counsel | Apr 18, 13 |
| Walker Cynthia Lynn | officer: Executive VP & CFO | Feb 13, 13 |
| IRANI RAY R | director, officer: Executive Chairman | Dec 21, 12 |
| Chiang Willie CW | officer: Executive VP Operations | Dec 13, 12 |
| Walker Cynthia Lynn | officer: EVP & Chief Financial Officer | Aug 6, 12 |
| DE BRIER DONALD P | officer: Corp. EVP and Corp. Secretary | Jul 20, 12 |
| LIENERT JAMES M | officer: Executive VP & CFO | Jul 20, 12 |
| TOMICH ROSEMARY | director | May 7, 12 |
| SYRIANI AZIZ D | director | May 7, 12 |
| WEISMAN WALTER L | director | Apr 30, 12 |
| LIENERT JAMES M | officer: Executive Vice President & CFO | Jul 20, 11 |
| DE BRIER DONALD P | officer: EVP, Gen. Counsel & Secretary | Jul 19, 11 |
| SEGOVIA RODOLFO | director | May 19, 11 |
| Anderson B Chuck | officer: Pres., Occidental Chem. Corp. | Feb 10, 11 |
| CHAZEN STEPHEN I | director, officer: President & COO | Feb 10, 11 |
| IRANI RAY R | director, officer: Chairman and CEO | Feb 10, 11 |
| CHAZEN STEPHEN I | director, officer: President & CFO | Jul 15, 10 |
| CHALSTY JOHN S | director | May 10, 10 |
| MALONEY IRVIN W | director | May 10, 10 |
| CHAZEN STEPHEN I | officer: President & CFO | Feb 10, 10 |
| LIENERT JAMES M | officer: EVP, Finance and Planning | Feb 10, 10 |
| CHAZEN STEPHEN I | officer: President and CFO | Dec 7, 09 |
| BURKLE RONALD W | director | May 4, 09 |
| OLSON R CASEY | officer: Executive Vice President | Feb 5, 09 |
| Pineci Roy | officer: VP, Controller & Pr Acctg Ofcr | Nov 14, 08 |
| Leonard Jim A | officer: Vice President and Controller | Jul 22, 08 |
| HAVERT JAMES R | officer: Vice President and Treasurer | Jul 22, 08 |
| Anderson B Chuck | officer: President, Oxy Chemical Corp. | Jul 22, 08 |
| Leonard Jim A | officer: Vice President & Controller | Jul 15, 08 |
| Cozyn Martin | officer: EVP - Human Resources | Apr 1, 08 |
| HALLOCK RICHARD W | officer: Executive VP - Human Resources | Feb 21, 08 |
| MORGAN JOHN W | officer: Executive Vice President | Feb 21, 08 |
| HALLOCK RICHARD W | officer: EVP Human Resources | Feb 13, 08 |
| LIENERT JAMES M | officer: EVP Finance & Planning | Feb 13, 08 |
| IRANI RAY R | director, officer: Chairman & CEO | Feb 13, 08 |
| Leonard Jim A | officer: VP & Controller | Feb 13, 08 |
| HAVERT JAMES R | officer: VP & Treasurer | Feb 13, 08 |
| DE BRIER DONALD P | officer: EVP, GC & Secretary | Feb 13, 08 |
| MORGAN JOHN W | officer: EVP | Feb 13, 08 |
| HAVERT JAMES R | officer: Vice President & Treasurer | Jan 7, 08 |
| HALLOCK RICHARD W | officer: Executive Vice President | Jan 7, 08 |
| IRANI RAY R | director, officer: Chairman, President and CEO | Nov 29, 07 |
| CHAZEN STEPHEN I | officer: Senior Executive VP & CFO | Nov 20, 07 |
| LIENERT JAMES M | officer: EVP, Finance & Planning | Jul 17, 07 |
| HALLOCK RICHARD W | officer: EVP - Human Resources | Jul 17, 07 |
| CHAZEN STEPHEN I | officer: Senior Executive VP and CFO | Jul 6, 07 |
| DREIER R CHAD | director | May 7, 07 |
| CHAZEN STEPHEN I | officer: Senior EVP and CFO | Sep 5, 06 |
| CHAZEN STEPHEN I | officer: Senior EVP & CFO | Jul 19, 06 |
| HALLOCK RICHARD W | officer: Exec. VP - Human Resources | Jul 14, 06 |
| Anderson B Chuck | officer: Pres, Occidental Chemical Corp | Jul 14, 06 |
| DE BRIER DONALD P | officer: EVP, Gen Counsel & Secretary | May 11, 06 |
| DJEREJIAN EDWARD P | director: | Dec 31, 05 |
| LIENERT JAMES M | officer: Vice President | Aug 30, 05 |
| HALLOCK RICHARD W | officer: Exec VP - Human Resources | Aug 12, 05 |
| IRANI RAY R | director, officer: Chairman, President & CEO | Jul 13, 05 |
| DE BRIER DONALD P | officer: EVP Gen Counsel and Secretary | Jul 13, 05 |
| DOMINICK SAMUEL P JR | officer: Vice President and Controller | Feb 9, 05 |
| LAURANCE DALE R | director, officer: President | Dec 13, 04 |
| IRANI RAY R | officer: Chairman and CEO | Dec 6, 04 |
| HALLOCK RICHARD W | officer: EVP-Human Resources | Nov 1, 04 |
| LIENERT JAMES M | officer: Executive Vice President | Jul 14, 04 |
| CHAZEN STEPHEN I | officer: CFO & EVP - Corp Development | Jul 14, 04 |
| CHAZEN STEPHEN I | officer: CFO & EVP - Corp. Development | Feb 17, 04 |
| HURST JOHN L | officer: Executive Vice President | Feb 17, 04 |
| HUFFMAN KENNETH J | officer: VP - Investor Relations | Jul 16, 03 |
| MOORE DONALD L JR | officer: VP & Chief Information Officer | Jul 16, 03 |
| WATKINS AURMOND A JR | officer: Vice President - Tax | Jul 16, 03 |
| SWAN RICHARD A | officer: VP - Health, Envir. & Safety | Jul 16, 03 |
| OLSON R CASEY | officer: Vice President | Jul 16, 03 |
| LEACH ANTHONY R | officer: Vice President - Finance | Jul 16, 03 |
| MCGEE ROBERT M | officer: Vice President | Jul 16, 03 |
| MERIAGE LAWRENCE P | officer: VP - Comm. & Public Affairs | Jul 16, 03 |
| MERIAGE LAWRENCE P | officer: VP - Commun. & Pub. Affairs | May 30, 03 |
| HIRL J ROGER | officer | May 29, 03 |
| MCGEE ROBERT M | officer | May 23, 03 |
| SWAN RICHARD A | officer: VP - Health, Env. & Safety | May 22, 03 |
| HIRL J ROGER | officer: Executive Vice President | May 13, 03 |
| SYRIANI AZIZ D | director: | Apr 28, 03 |
| CHALSTY JOHN S | director: | Apr 28, 03 |
| SEGOVIA RODOLFO | director: | Apr 28, 03 |