OXY: OCCIDENTAL PETROLEUM CORP insider trading, 5% holders and institutional ownership

From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.

Insider trading

0 open-market buys totaling - and 0 sales totaling - in the last 180 days.

Activist and 5% holders

FiledWhatHolderStakeChangeFiling
2026-07-29New 13G stakeBlackRock, Inc.5.20%SEC

Institutional ownership (Q2 2026)

1,247 institutions reported holding $40.34B of OCCIDENTAL PETROLEUM CORP on Form 13F (1,304 the quarter before). 125 opened a new position and 183 sold out. Shares held by institutions: +4%.

Largest holdersSharesValue
Berkshire Hathaway Inc264,941,431$12.87B
Dodge & Cox72,764,944$3.53B
BlackRock, Inc.55,855,049$2.71B
VANGUARD CAPITAL MANAGEMENT LLC48,097,126$2.34B
STATE STREET CORP46,141,269$2.25B
VANGUARD PORTFOLIO MANAGEMENT LLC39,510,431$1.92B
GEODE CAPITAL MANAGEMENT, LLC19,900,735$962.85M
Invesco Ltd.12,745,004$619.02M
MORGAN STANLEY12,240,048$594.50M
AQR CAPITAL MANAGEMENT LLC11,473,188$557.25M

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