DIMENSIONAL FUND ADVISORS LP

Position in PTEN — Patterson Uti Energy Inc

CIK 354204 AUSTIN, TX

Back to PTEN Full portfolio

Position in PTEN

as of Mar 31, 2026 · filed May 7, 2026 Compact

Position Value

$229,721,367

+$116,895,918 QoQ

Shares Held

21,211,576

+14.9% QoQ

Ownership

5.59%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 94.054133459956.ToString("F0")% Shared 4.042882056477086.ToString("F0")% None 1.9029844835668976.ToString("F0")%

Common Shares in PTEN Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Drilling

Energy · as of Mar 31, 2026

DIMENSIONAL FUND ADVISORS LP holds $1,673,303,983 across 9 Oil & Gas Drilling names. PTEN ranks #4 (13.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NE	Noble Corp plc	6,850,770	$336,167,281
2	VAL	Valaris Ltd	3,349,443	$328,379,390
3	RIG	Transocean Ltd.	48,819,576	$323,673,786
4	PTEN	Patterson Uti Energy Inc This page	21,211,576	$229,721,367
5	HP	Helmerich & Payne, Inc.	5,735,765	$206,659,611
6	SDRL	SEADRILL Ltd	3,553,281	$161,674,284
7	NBR	Nabors Industries Ltd	447,833	$38,540,505
8	PDS	PRECISION DRILLING Corp	288,013	$28,340,478

All Filings in PTEN

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$229,721,367	21,211,576	+14.9%	Shares	Sole	2026-05-07
2025-12-31	$112,825,449	18,465,704	+8.6%	Shares	Sole	2026-02-12
2025-09-30	$88,063,116	17,000,602	+1.8%	Shares	Sole	2025-11-12
2025-06-30	$99,006,590	16,695,884	+51.7%	Shares	Sole	2025-08-12
2025-03-31	$90,473,675	11,006,530	+464.5%	Shares	Sole	2025-05-13
2024-12-31	$16,105,783	1,949,853	+693.4%	Shares	Sole	2025-02-13
2024-09-30	$1,880,109	245,766	-60.3%	Shares	Sole	2024-11-07
2024-06-30	$6,405,411	618,283	-87.1%	Shares	Sole	2024-08-09
2024-03-31	$57,259,545	4,795,607	-66.0%	Shares	Sole	2024-05-10
2023-12-31	$152,510,826	14,121,373	-19.2%	Shares	Sole	2024-02-07
2023-09-30	$241,884,971	17,477,238	+66.0%	Shares	Sole	2023-11-09
2023-06-30	$126,040,914	10,529,734	+2.2%	Shares	Sole	2023-08-09
2023-03-31	$120,601,210	10,307,796	+15.2%	Shares	Sole	2023-05-12
2022-12-31	$150,731,132	8,950,780	-6.6%	Shares	Sole	2023-02-09
2022-09-30	$111,879,400	9,578,716	+5.9%	Shares	Sole	2022-11-10
2022-06-30	$142,532,350	9,043,931	+2.7%	Shares	Sole	2022-08-12
2022-03-31	$136,338,954	8,807,426	+3.1%	Shares	Defined	2022-05-13
2021-12-31	$72,168,264	8,540,623	-11.4%	Shares	Defined	2022-02-09
2021-09-30	$86,751,369	9,639,041	-7.0%	Shares	Defined	2021-11-12
2021-06-30	$102,992,147	10,361,383	+3.4%	Shares	Defined	2021-08-12
2021-03-31	$71,420,931	10,016,961	+2.7%	Shares	Defined	2021-05-14
2020-12-31	$51,315,949	9,755,884	-19.4%	Shares	Defined	2021-03-08
2020-09-30	$34,492,210	12,102,530	-6.8%	Shares	Defined	2020-11-12
2020-06-30	$45,080,699	12,991,556	-9.7%	Shares	Defined	2020-08-13
2020-03-31	$33,802,975	14,384,245	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.