CASTLEARK MANAGEMENT LLC

Position in OXY — Occidental Petroleum Corp /De/

CIK 1106832 CHICAGO, IL

Position in OXY

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$3,418,025

+$2,467,948 QoQ

Shares Held

52,585

+127.6% QoQ

Ownership

0.005%

of shares outstanding

% of Portfolio

0.13%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2020

22 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Energy · as of Mar 31, 2026

CASTLEARK MANAGEMENT LLC holds $87,740,831 across 11 Oil & Gas E&P names. OXY ranks #6 (3.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FANG	Diamondback Energy, Inc.	145,020	$28,683,505
2	RRC	Range Resources Corp	410,520	$18,547,293
3	PR	Permian Resources Corp	630,980	$13,452,493
4	EQT	EQT Corp	193,845	$12,336,295
5	EXE	EXPAND ENERGY Corp	61,230	$6,721,829
6	OXY	Occidental Petroleum Corp /De/ This page	52,585	$3,418,025
7	MGY	Magnolia Oil & Gas Corp	74,790	$2,361,120
8	CRK	Comstock Resources Inc	33,370	$703,439

22 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$3,418,025	52,585	+127.6%	Shares	Sole	2026-05-15
2025-12-31	$950,077	23,105	0.0%	Shares	Sole	2026-02-13
2025-09-30	$1,091,711	23,105	0.0%	Shares	Sole	2025-11-17
2025-06-30	$970,641	23,105	0.0%	Shares	Sole	2025-08-18
2025-03-31	$1,140,462	23,105	0.0%	Shares	Sole	2025-05-15
2024-12-31	$1,141,618	23,105	-59.9%	Shares	Sole	2025-02-18
2024-09-30	$2,969,477	57,615	0.0%	Shares	Sole	2024-11-15
2024-06-30	$3,631,473	57,615	0.0%	Shares	Sole	2024-08-14
2024-03-31	$3,744,398	57,615	0.0%	Shares	Sole	2024-05-16
2023-12-31	$3,440,191	57,615	0.0%	Shares	Sole	2024-02-15
2023-09-30	$3,738,061	57,615	+143.3%	Shares	Sole	2023-11-15
2023-06-30	$1,392,678	23,685	0.0%	Shares	Sole	2023-08-16
2023-03-31	$1,478,654	23,685	-11.3%	Shares	Sole	2023-05-16
2022-12-31	$1,682,147	26,705	0.0%	Shares	Sole	2023-02-10
2022-09-30	$1,641,022	26,705	-20.0%	Shares	Sole	2022-11-15
2022-06-30	$1,965,708	33,385	-25.0%	Shares	Sole	2022-08-16
2022-03-31	$2,525,781	44,515	0.0%	Shares	Sole	2022-05-16
2021-12-31	$1,290,489	44,515	-7.8%	Shares	Sole	2022-02-16
2021-09-30	$1,428,270	48,285	-40.8%	Shares	Sole	2021-11-12
2021-06-30	$2,550,068	81,550	-26.4%	Shares	Sole	2021-08-17
2021-03-31	$2,950,827	110,850	-38.0%	Shares	Sole	2021-05-14
2020-12-31	$3,093,816	178,730	—	Shares	Sole	2021-02-17
No filing history on record for this holder in this stock.