Occidental Petroleum Corporation (OXY) Ownership

41.07 ↓0.13 (-0.32%)

As of December 31, 1969, 7:00pm EST.

Institutions
Mutual Funds

Institutional Ownership

Berkshire Hathaway Inc is the biggest individual institutional holder of Occidental Petroleum Corporation (OXY), owning a total of 264.9 million shares. Combined, the top 43 institutional holders of OXY own 80.12% of the company with a total of 778.5 million shares.

In the latest ownership report on June 30th 2025, the top 43 institutional holders increased their combined ownership of OXY by 13.2 million shares. 11 institutions bought 19,632,852 total additional shares and increased their ownership by an average of 9.58%. However 9 institutions sold 6,413,109 total shares and decreased their ownership by an average of 9.67%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of Occidental Petroleum Corporation increased by a net total of 13,219,743 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Berkshire Hathaway Inc	26.913%	0.000%	264,941,431	0	2025-06-30
Vanguard Group Inc	8.990%	10.312%	88,504,019	8,273,030	2025-06-30
Dodge & Cox	8.152%	-0.723%	80,254,372	-584,698	2025-06-30
BlackRock Inc	4.856%	10.928%	47,801,584	4,709,076	2025-06-30
State Street Corp	3.966%	1.602%	39,044,478	615,566	2025-06-30
Geode Capital Management, LLC	1.838%	22.043%	18,089,878	3,267,269	2025-06-30
H&H International Investment, LLC	1.377%	-1.953%	13,556,100	-270,000	2025-06-30
Morgan Stanley - Brokerage Accounts	1.081%	-13.035%	10,643,543	-1,595,344	2025-06-30
Dimensional Fund Advisors, Inc.	0.794%	-3.812%	7,818,262	-309,874	2025-06-30
UBS Group AG	0.779%	17.105%	7,670,607	1,120,428	2025-06-30
Pacer Advisors, INC.	0.760%	1.771%	7,483,249	130,196	2025-06-30
Northern Trust Corp	0.720%	-1.178%	7,090,892	-84,547	2025-06-30
Fairfax Financial Holdings Ltd	0.615%	0.498%	6,050,418	30,000	2025-06-30
Bank of America Corp	0.581%	3.355%	5,723,595	185,786	2025-06-30
Amvescap Plc.	0.572%	-8.409%	5,634,144	-517,250	2025-06-30
Charles Schwab Investment Management Inc	0.503%	11.785%	4,955,130	522,408	2025-06-30
Bank of New York Mellon Corp	0.429%	-6.961%	4,225,963	-316,166	2025-06-30
Smead Capital Management Inc	0.414%	-31.429%	4,071,705	-1,866,260	2025-06-30
FMR Inc	0.370%	3.757%	3,641,414	131,850	2025-06-30
Legal & General Group PLC	0.365%	-19.491%	3,589,269	-868,970	2025-06-30
American Century Companies Inc	0.361%	22.277%	3,552,655	647,243	2025-06-30
Adams Asset Advisors LLC	0.359%	0.000%	3,532,753	0	2025-06-30

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Berkshire Hathaway Inc	26.913%	0.000%	264,941,431	0	2025-06-30
Vanguard Group Inc	8.990%	10.312%	88,504,019	8,273,030	2025-06-30
Dodge & Cox	8.152%	-0.723%	80,254,372	-584,698	2025-06-30
BlackRock Inc	4.856%	10.928%	47,801,584	4,709,076	2025-06-30
State Street Corporation	4.304%	-1.703%	39,432,087	-683,072	2024-03-31
State Street Corp	3.966%	1.602%	39,044,478	615,566	2025-06-30
Geode Capital Management, LLC	1.838%	22.043%	18,089,878	3,267,269	2025-06-30
GQG Partners LLC	1.650%	-2.624%	14,821,443	-399,410	2022-12-31
H&H International Investment, LLC	1.377%	-1.953%	13,556,100	-270,000	2025-06-30
Eagle Capital Management LLC	1.214%	1.258%	11,392,969	141,491	2024-09-30
Morgan Stanley - Brokerage Accounts	1.081%	-13.035%	10,643,543	-1,595,344	2025-06-30
Fidelity Management and Research Company	0.913%	-46.689%	8,569,980	-7,505,566	2024-09-30
Dimensional Fund Advisors, Inc.	0.794%	-3.812%	7,818,262	-309,874	2025-06-30
UBS Group AG	0.779%	17.105%	7,670,607	1,120,428	2025-06-30
Pacer Advisors, INC.	0.760%	1.771%	7,483,249	130,196	2025-06-30
Northern Trust Corp	0.720%	-1.178%	7,090,892	-84,547	2025-06-30
JPMorgan Chase & Co	0.737%	-2.697%	6,914,480	-191,626	2024-09-30
Fairfax Financial Holdings Ltd	0.615%	0.498%	6,050,418	30,000	2025-06-30
Bank of America Corp	0.581%	3.355%	5,723,595	185,786	2025-06-30
Amvescap Plc.	0.572%	-8.409%	5,634,144	-517,250	2025-06-30
Two Sigma Advisers, LLC	0.608%	-20.125%	5,529,400	-1,393,200	2022-06-30
D. E. Shaw & Co LP	0.586%	69.356%	5,226,153	2,140,249	2022-12-31
Amvescap Plc. USD	0.541%	17.243%	5,079,300	747,032	2024-09-30
Charles Schwab Investment Management Inc	0.503%	11.785%	4,955,130	522,408	2025-06-30
Bank of New York Mellon Corp	0.429%	-6.961%	4,225,963	-316,166	2025-06-30
Marshall Wace Asset Management Ltd	0.418%	48.119%	4,117,777	1,337,728	2024-12-31
Smead Capital Management Inc	0.414%	-31.429%	4,071,705	-1,866,260	2025-06-30
Citadel Advisors Llc	0.453%	178.509%	4,041,319	2,590,264	2022-12-31
Goldman Sachs Group Inc	0.386%	21.306%	3,799,954	667,411	2025-03-31
Swiss National Bank	0.422%	-6.767%	3,786,614	-274,827	2022-12-31
FMR Inc	0.370%	3.757%	3,641,414	131,850	2025-06-30
Two Sigma Investments LLC	0.399%	189.913%	3,611,365	2,365,693	2024-03-31
Legal & General Group PLC	0.365%	-19.491%	3,589,269	-868,970	2025-06-30
American Century Companies Inc	0.361%	22.277%	3,552,655	647,243	2025-06-30
Adams Asset Advisors LLC	0.359%	0.000%	3,532,753	0	2025-06-30
Nuveen Asset Management, LLC	0.385%	32.764%	3,494,359	862,354	2022-09-30
Amundi	0.397%	2.926%	3,491,334	99,245	2023-06-30
AllianceBernstein L.P.	0.389%	23.655%	3,411,048	652,517	2023-09-30
First Trust Advisors L.P.	0.379%	3.138%	3,381,730	102,903	2022-12-31
HHG PLC	0.366%	34.784%	3,238,511	835,772	2023-03-31
Goldman Sachs Asset Management, L.P.	0.302%	8.019%	2,835,053	210,472	2024-09-30
Susquehanna International Group, LLP	0.299%	24.970%	2,807,135	560,884	2024-09-30
Jane Street Group LLC	0.175%	28.378%	1,604,442	354,666	2024-06-30

Mutual Fund Ownership

Dodge & Cox Stock I is the biggest individual fund holder of Occidental Petroleum Corporation (OXY), owning a total of 54.7 million shares. Combined, the top 38 mutual fund holders of OXY own 35.11% of the company with a total of 335.9 million shares.

In the latest ownership report on August 31st 2025, the top 38 fund holders increased their combined ownership of OXY by 102 thousand shares. 2 funds bought 107,516 total additional shares and increased their ownership by an average of 0.63%. However 1 funds sold 5,863 total shares and decreased their ownership by an average of 0.15%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Occidental Petroleum Corporation increased by a net total of 101,653 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
The Energy Select Sector SPDR® ETF	1.400%	0.017%	13,777,767	2,268	2025-08-31
SPDR® S&P 500® ETF	0.871%	1.242%	8,578,273	105,248	2025-08-31
iShares Core S&P 500 ETF	0.866%	0.000%	8,525,485	0	2025-08-31
State St S&P 500® Indx SL Cl III	0.384%	-0.155%	3,782,173	-5,863	2025-08-31

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Dodge & Cox Stock I	5.556%	0.000%	54,696,940	0	2025-06-30
Vanguard Total Stock Mkt Idx Inv	2.358%	-2.197%	23,208,796	-521,345	2025-07-31
Vanguard US Total Market Shares ETF	2.167%	0.105%	20,334,329	21,222	2024-09-30
Vanguard Instl Ttl Stck Mkt Idx Tr	2.233%	-5.205%	19,654,460	-1,079,100	2023-03-31
Vanguard Institutional 500 Index Trust	1.953%	0.710%	19,214,944	135,479	2025-05-31
Vanguard 500 Index Investor	1.781%	-12.776%	17,535,810	-2,568,608	2025-07-31
Vanguard Mid Cap Index Institutional	1.673%	1.091%	16,465,608	177,758	2025-07-31
Energy Select Sector SPDR® ETF	1.771%	0.242%	15,702,185	37,940	2024-05-30
The Energy Select Sector SPDR® ETF	1.400%	0.017%	13,777,767	2,268	2025-08-31
Fidelity 500 Index	0.912%	0.043%	8,981,917	3,855	2025-07-31
SPDR® S&P 500® ETF	0.871%	1.242%	8,578,273	105,248	2025-08-31
iShares Core S&P 500 ETF	0.866%	0.000%	8,525,485	0	2025-08-31
SPDR® S&P 500 ETF	0.895%	-1.444%	8,400,947	-123,070	2025-03-31
SPDR® S&P 500® ETF Trust	0.870%	-0.522%	8,178,230	-42,876	2025-03-31
SPDR® S&P 500 ETF Trust	0.890%	0.697%	7,887,428	54,600	2024-05-30
Fidelity® 500 Index	0.881%	0.640%	7,731,772	49,203	2023-11-30
Pacer US Cash Cows 100 ETF	0.693%	-0.218%	6,823,358	-14,880	2025-08-29
Vanguard Value Index Inv	0.665%	-0.126%	6,541,848	-8,252	2025-07-31
Fidelity® Contrafund®	0.589%	0.000%	5,167,176	0	2023-11-30
Vanguard Mid-Cap Value ETF	0.472%	-0.061%	4,644,492	-2,841	2025-07-31
Dodge & Cox Balanced Composite	0.452%	0.000%	4,450,015	0	2025-06-30
Dodge & Cox Balanced I	0.452%	0.000%	4,450,015	0	2025-06-30
Vanguard Institutional Index I	0.435%	-1.059%	4,284,061	-45,869	2025-07-31
State St S&P 500® Indx SL Cl III	0.384%	-0.155%	3,782,173	-5,863	2025-08-31
Dodge & Cox Global Stock I	0.354%	-12.327%	3,487,108	-490,300	2025-06-30
Smead US Value Composite	0.337%	-3.790%	3,313,433	-130,537	2025-07-31
Smead Value Investor	0.335%	-4.216%	3,298,772	-145,198	2025-07-31
Invesco S&P 500® Equal Weight ETF	0.321%	0.147%	3,155,230	4,640	2025-08-29
Blackrock Equity Index Non-Lendable	0.344%	0.000%	3,092,511	3,092,511	2022-06-30
Vanguard Energy ETF	0.292%	-0.468%	2,869,210	-13,496	2025-07-31
GQG Partners Global Equity-obsolete	0.290%	-3.581%	2,636,883	-97,936	2022-06-30
Blackrock Eq Idx Fund CF	0.271%	0.259%	2,547,316	6,589	2025-03-31
Fidelity Contrafund	0.240%	0.000%	2,127,334	0	2024-05-31
Janus Henderson Opportunistic Alpha MA	0.227%	708,139.000%	2,124,717	2,124,417	2024-06-30
Janus Henderson US Opportunistic Alpha	0.227%	-22.280%	2,124,717	-609,101	2024-06-30
Blackrock Russ 1000 Eq Idx Composite	0.221%	7.217%	2,077,310	139,834	2024-09-30
Russell 1000 Index Fund	0.221%	1.794%	2,068,860	36,452	2024-12-31
Janus Henderson Contrarian D	0.211%	-6.947%	1,977,119	-147,598	2024-08-31