Hollub Vicki A. 4

What Happened
Vicki A. Hollub, President & CEO and a director of Occidental Petroleum (OXY), had a performance stock unit award vest on 2026-02-18 that resulted in the issuance of 59,121 shares (acquired at $0.00). To satisfy tax withholding obligations, 23,265 of those shares were withheld/disposed at $47.11 per share, totaling $1,096,014. Net shares delivered to Hollub from this vesting were 35,856 (59,121 granted minus 23,265 withheld). These actions reflect award vesting and routine tax withholding rather than an open-market purchase or sale.

Key Details

• Transaction date: 2026-02-18 (reported on Form 4 filed 2026-02-20). Filing appears timely (filed two days after the transaction).
• Award: 59,121 shares issued upon vesting of performance stock units (PSUs) — acquisition code A, $0.00 per share.
• Withholding: 23,265 shares withheld/disposed to satisfy tax obligations — disposition code F, $47.11 per share, $1,096,014 total.
• Net shares received by Hollub from this vesting: 35,856.
• Shares owned after transaction: not specified in this filing.
• Relevant footnotes: F1 = shares from vesting of PSU award; F2 = includes 76 shares acquired via dividend reinvestment (Apr 2025–Jan 2026); F3 = shares withheld for tax withholding; F4 = based on a plan statement dated Feb 18, 2026.
• Nature of transaction: Vesting/award and tax withholding (routine), not an open-market sale or purchase.

Context
This filing documents the vesting of a long-term incentive (PSU) award and the customary withholding of shares to cover taxes (a form of cashless tax withholding). Such withholding is common and does not necessarily indicate the insider is reducing their economic exposure via a market sale.