Sourcerock Group’s Patterson-UTI PTEN Stock Holding History

Sourcerock Group’s Portfolio PTEN Stock Details PTEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$134M	Sell	14,553,804 -1,755,713	-11%	-$19.6M	6.95%	3
2026 Q1	$177M	Buy	16,309,517 +713,127	+5%	+$6.1M	7.12%	5
2025 Q4	$95.3M	Buy	15,596,390 +2,467,481	+19%	+$14.7M	5.32%	7
2025 Q3	$68M	Sell	13,128,909 -674,866	-5%	-$3.88M	4.62%	7
2025 Q2	$81.9M	Buy	13,803,775 +7,205,652	+109%	+$43.4M	4.27%	11
2025 Q1	$54.2M	Buy	6,598,123 +4,874,123	+283%	+$40.9M	3.06%	10
2024 Q4	$14.2M	Buy	+1,724,000	New	+$13.8M	1.01%	20
2024 Q1	–	Sell	-768,583	Closed	-$8.3M	–	36
2023 Q4	$8.3M	Buy	+768,583	New	+$9.34M	0.82%	18
2022 Q2	–	Sell	-1,156,760	Closed	-$17.9M	–	24
2022 Q1	$17.9M	Sell	1,156,760 -309,593	-21%	-$3.91M	3.54%	9
2021 Q4	$12.4M	Buy	+1,466,353	New	+$12.6M	3.33%	9

Other funds holding PTEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Sourcerock Group's PTEN Position: Q2 2026 in Review

Sourcerock Group reduced its Patterson-UTI (PTEN) stake by 11% in Q2 2026, selling an estimated $19.6M and leaving 14,553,804 shares worth $134M. The position accounts for 6.95% of the portfolio, ranked #3.

Sourcerock Group first reported a position in PTEN in Q4 2021 and has held it in 10 quarters since. The position peaked at $177M in Q1 2026. 437 funds tracked by Wall St. Rank hold PTEN as of Q2 2026.

Sourcerock Group held 14,553,804 shares of Patterson-UTI worth $134M as of Q2 2026.
Sourcerock Group sold 1,755,713 Patterson-UTI shares in Q2 2026, an estimated $19.6M.
Patterson-UTI made up 6.95% of Sourcerock Group's portfolio in Q2 2026, its #3 holding.
Sourcerock Group first reported a position in Patterson-UTI in Q4 2021 and has held it in 10 quarters since.
Sourcerock Group's Patterson-UTI position peaked at $177M in Q1 2026.
437 funds tracked by Wall St. Rank held Patterson-UTI as of Q2 2026.

Based on Sourcerock Group's 13F filing for Q2 2026, filed 14 Aug 2026.