Warren Buffett’s Occidental Petroleum OXY Stock Holding History

Warren Buffett’s Portfolio OXY Stock Details OXY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$12.9B	Hold	264,941,431	–	–	4.3%	7
2026 Q1	$17.2B	Hold	264,941,431	–	–	6.55%	6
2025 Q4	$10.9B	Hold	264,941,431	–	–	3.97%	7
2025 Q3	$12.5B	Hold	264,941,431	–	–	4.68%	6
2025 Q2	$11.1B	Hold	264,941,431	–	–	4.32%	7
2025 Q1	$13.1B	Buy	264,941,431 +763,017	+0.3%	+$37.3M	5.03%	6
2024 Q4	$13.1B	Buy	264,178,414 +8,896,890	+3%	+$449M	4.89%	6
2024 Q3	$13.2B	Hold	255,281,524	–	–	4.94%	6
2024 Q2	$16.1B	Buy	255,281,524 +7,263,396	+3%	+$466M	5.75%	6
2024 Q1	$16.1B	Buy	248,018,128 +4,302,324	+2%	+$257M	4.86%	6
2023 Q4	$14.6B	Buy	243,715,804 +19,586,612	+9%	+$1.2B	4.14%	6
2023 Q3	$14.5B	Hold	224,129,192	–	–	4.62%	6
2023 Q2	$13.2B	Buy	224,129,192 +12,422,073	+6%	+$745M	3.78%	6
2023 Q1	$13.2B	Buy	211,707,119 +17,355,469	+9%	+$1.08B	4.07%	6
2022 Q4	$12.2B	Hold	194,351,650	–	–	4.09%	7
2022 Q3	$11.9B	Buy	194,351,650 +35,801,921	+23%	+$2.29B	4.03%	6
2022 Q2	$9.34B	Buy	158,549,729 +22,176,729	+16%	+$1.36B	3.11%	7
2022 Q1	$7.74B	Buy	+136,373,000	New	+$6.03B	2.13%	8
2020 Q2	–	Sell	-18,933,054	Closed	-$219M	–	49
2020 Q1	$219M	Hold	18,933,054	–	–	0.12%	39
2019 Q4	$780M	Buy	18,933,054 +11,465,546	+154%	+$459M	0.32%	28
2019 Q3	$332M	Buy	+7,467,508	New	+$353M	0.15%	39

Other funds holding OXY

Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Warren Buffett's OXY Position: Q2 2026 in Review

Warren Buffett held its Occidental Petroleum (OXY) position steady in Q2 2026 at 264,941,431 shares worth $12.9B. The position accounts for 4.3% of the portfolio, ranked #7.

Warren Buffett first reported a position in OXY in Q3 2019 and has held it in 21 quarters since. The position peaked at $17.2B in Q1 2026. 1,245 funds tracked by Wall St. Rank hold OXY as of Q2 2026.

Warren Buffett held 264,941,431 shares of Occidental Petroleum worth $12.9B as of Q2 2026.
Warren Buffett left its Occidental Petroleum share count unchanged in Q2 2026.
Occidental Petroleum made up 4.3% of Warren Buffett's portfolio in Q2 2026, its #7 holding.
Warren Buffett first reported a position in Occidental Petroleum in Q3 2019 and has held it in 21 quarters since.
Warren Buffett's Occidental Petroleum position peaked at $17.2B in Q1 2026.
1,245 funds tracked by Wall St. Rank held Occidental Petroleum as of Q2 2026.

Based on Berkshire Hathaway's 13F filing for Q2 2026, filed 14 Aug 2026.