Occidental Petroleum

OXY

EnergyNYQ$56.6B

OXY SEC filings last scanned 4 Oct 2026, 19:02 UTC

CEO Timeline

Richard A. JacksonCurrent

Jun 2026 — Present(4mo)

Richard A. Jackson was appointed President and CEO of Occidental Petroleum Corporation, effective June 1, 2026, succeeding Vicki Hollub.

1 source filing — click to expand

Vicki A. HollubManually reviewed

Apr 2016 — Jun 2026(10y 2mo)

Vicki A. Hollub was appointed Chief Executive Officer of Occidental Petroleum Corporation, effective at the 2016 annual meeting of stockholders, succeeding Stephen I. Chazen.

Richard A. Jackson was appointed President and CEO of Occidental Petroleum Corporation, effective June 1, 2026, succeeding Vicki Hollub.

4 source filings — click to expand

Stephen I. Chazen

May 2011 — Apr 2016(4y 11mo)

Stephen I. Chazen was appointed President and Chief Executive Officer of Occidental Petroleum on May 5, 2011, succeeding Ray R. Irani.

planned succession; transition planned in advance

7 source filings — click to expand

Ray R. Irani

Since at least Mar 2006 — May 2011(5y 2mo)

planned succession

3 source filings — click to expand