CASTLEARK MANAGEMENT LLC

Position in RRC — Range Resources Corp

CIK 1106832 CHICAGO, IL

Position in RRC

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

Position Value

$18,547,293

+$15,937,348 QoQ

Shares Held

410,520

+454.6% QoQ

Ownership

0.174%

of shares outstanding

% of Portfolio

0.72%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2021

13 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. RRC ranks #2 (21.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FANG	Diamondback Energy, Inc.	145,020	$28,683,505
2	RRC	Range Resources Corp This page	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/	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

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$18,547,293	410,520	+454.6%	Shares	Sole	2026-05-15
2025-12-31	$2,609,945	74,020	-20.5%	Shares	Sole	2026-02-13
2025-09-30	$3,505,413	93,130	-53.8%	Shares	Sole	2025-11-17
2025-06-30	$8,204,359	201,730	+44.1%	Shares	Sole	2025-08-18
2025-03-31	$5,590,998	140,020	-37.5%	Shares	Sole	2025-05-15
2024-12-31	$8,056,281	223,910	+324.2%	Shares	Sole	2025-02-18
2024-09-30	$1,623,512	52,780	+73.3%	Shares	Sole	2024-11-15
2022-12-31	$762,109	30,460	0.0%	Shares	Sole	2023-02-10
2022-09-30	$769,419	30,460	-63.7%	Shares	Sole	2022-11-15
2022-06-30	$2,078,257	83,970	-36.0%	Shares	Sole	2022-08-16
2022-03-31	$3,984,337	131,150	0.0%	Shares	Sole	2022-05-16
2021-12-31	$2,338,404	131,150	-5.1%	Shares	Sole	2022-02-16
2021-09-30	$3,127,918	138,220	—	Shares	Sole	2021-11-12
No filing history on record for this holder in this stock.