Occidental Petroleum Corp /De/ (OXY) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

1,016,923,077Shares Outstanding

274,522,978Shares held by institutions

$12,611,585,609Value of institutional holdings

75.40%Institutional ownership %

2.20%Shares Changed QoQ

1,057No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 1057 institutions have reported a stake in Occidental Petroleum Corp /De/ (NYSE:OXY) as of December 2025, according to recent 13F filings with the SEC.

Occidental Petroleum saw its institutional ownership percentage fell to 75.4% in December 2025 from 76.1% in September 2025.
Institutional share ownership changed by 2.20% QoQ, while the number of institutional owners saw a decrease of 12.28% YoY.
Among the 1057 institutional holders of Occidental Petroleum, 449 added to their stakes while 426 trimmed their positions and 182 held steady.
The total number of shares held by institutions in Occidental Petroleum increased to 766.78Mn as of December 2025, a net change of up by 16.53Mn shares quarter on quarter, and up 23.56Mn shares year over year.
With 264.94Mn shares, BERKSHIRE HATHAWAY INC commands the largest institutional position in Occidental Petroleum as of December 31, 2025, equating to 26.05% of the company.
Among the most significant buyers of Occidental Petroleum during December 2025 were UBS Group AG (2.98Mn), JANE STREET GROUP, LLC (2.43Mn), CITADEL ADVISORS LLC (2.37Mn), Walleye Trading LLC (2.00Mn), SUSQUEHANNA INTERNATIONAL GROUP, LLP (1.96Mn).
Leading sellers of Occidental Petroleum stock in December 2025 included HighTower Advisors, LLC (2.19Mn), AMERICAN CENTURY COMPANIES INC (2.16Mn), MORGAN STANLEY (1.85Mn), RENAISSANCE TECHNOLOGIES LLC (1.66Mn), JPMORGAN CHASE & CO (847.97K).
The top 10 institutional holders of Occidental Petroleum for the quarter ending December 2025 included BERKSHIRE HATHAWAY INC (264.94Mn), VANGUARD GROUP INC (89.90Mn), DODGE & COX (79.47Mn), BlackRock, Inc. (50.61Mn), STATE STREET CORP (39.54Mn), GEODE CAPITAL MANAGEMENT, LLC (18.85Mn), H&H International Investment, LLC (13.17Mn), MORGAN STANLEY (11.40Mn), DIMENSIONAL FUND ADVISORS LP (10.60Mn), UBS Group AG (7.54Mn).

1,057 Institutional Holders

274,522,978 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BERKSHIRE HATHAWAY INC	31 Dec, 2025	264,941,431	0	0.00%	$10,894,391,643.00
VANGUARD GROUP INC	31 Dec, 2025	89,900,677	699,137	0.78%	$3,696,715,838.00
DODGE & COX	31 Dec, 2025	79,473,071	-410,300	-0.51%	$3,267,932,680.00
BlackRock, Inc.	31 Dec, 2025	50,613,910	1,178,881	2.38%	$2,081,244,000.00
STATE STREET CORP	31 Dec, 2025	39,539,743	828,848	2.14%	$1,635,262,505.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	18,846,231	167,518	0.90%	$771,949,089.00
H&H International Investment, LLC	31 Dec, 2025	13,172,600	-383,500	-2.83%	$541,657,312.00
MORGAN STANLEY	31 Dec, 2025	11,398,589	-1,853,121	-13.98%	$468,710,070.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	10,602,660	1,883,721	21.60%	$436,008,448.00
UBS Group AG	31 Dec, 2025	7,541,073	2,983,905	65.48%	$310,088,922.00
JANE STREET GROUP, LLC	31 Dec, 2025	6,985,547	2,428,698	53.30%	$287,245,693.00
NORTHERN TRUST CORP	31 Dec, 2025	6,490,716	-472,612	-6.79%	$266,898,243.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	6,221,127	535,788	9.42%	$255,812,762.00
FAIRFAX FINANCIAL HOLDINGS LTD/ CAN	31 Dec, 2025	6,050,418	0	0.00%	$248,732,684.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	5,542,935	-642,122	-10.38%	$227,925,490.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	5,390,549	184,909	3.55%	$221,659,375.00
Bank of New York Mellon Corp	31 Dec, 2025	3,984,160	-257,107	-6.06%	$163,828,655.00
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	31 Dec, 2025	3,959,638	1,393,638	54.31%	$162,820,314.00
Legal & General Group Plc	31 Dec, 2025	3,884,572	83,131	2.19%	$159,733,601.00
Smead Capital Management, Inc.	31 Dec, 2025	3,545,182	-241,861	-6.39%	$145,777,865.00

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