Martingale Asset Management’s Patterson-UTI PTEN Stock Holding History

Martingale Asset Management’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 Q1	$1.17M	Sell	107,657 -2,265	-2%	-$19.4K	0.03%	460
2025 Q4	$672K	Buy	109,922 +17,185	+19%	+$103K	0.02%	553
2025 Q3	$480K	Sell	92,737 -31,467	-25%	-$181K	0.01%	621
2025 Q2	$737K	Buy	124,204 +62,318	+101%	+$375K	0.02%	535
2025 Q1	$509K	Buy	61,886 +47,146	+320%	+$396K	0.01%	595
2024 Q4	$122K	Buy	+14,740	New	+$118K	﹤0.01%	751
2023 Q4	–	Sell	-73,774	Closed	-$1.02M	–	838
2023 Q3	$1.02M	Buy	73,774 +16,869	+30%	+$247K	0.02%	429
2023 Q2	$681K	Buy	+56,905	New	+$642K	0.01%	538
2014 Q3	–	Sell	-25,513	Closed	-$892K	–	889
2014 Q2	$892K	Buy	+25,513	New	+$838K	0.03%	559

Other funds holding PTEN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Martingale Asset Management's PTEN Position: Q1 2026 in Review

Martingale Asset Management reduced its Patterson-UTI (PTEN) stake by 2.1% in Q1 2026, selling an estimated $19.4K and leaving 107,657 shares worth $1.17M. The position accounts for 0.03% of the portfolio, ranked #460.

Martingale Asset Management first reported a position in PTEN in Q2 2014 and has held it in 9 quarters since. 410 funds tracked by Wall St. Rank hold PTEN as of Q1 2026.

Martingale Asset Management held 107,657 shares of Patterson-UTI worth $1.17M as of Q1 2026.
Martingale Asset Management sold 2,265 Patterson-UTI shares in Q1 2026, an estimated $19.4K.
Patterson-UTI made up 0.03% of Martingale Asset Management's portfolio in Q1 2026, its #460 holding.
Martingale Asset Management first reported a position in Patterson-UTI in Q2 2014 and has held it in 9 quarters since.
410 funds tracked by Wall St. Rank held Patterson-UTI as of Q1 2026.

Based on Martingale Asset Management's 13F filing for Q1 2026, filed 13 May 2026.