Harbour Investments’s Patterson-UTI PTEN Stock Holding History

Harbour Investments’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	$2.29K	Sell	211 -1,035	-83%	-$8.86K	﹤0.01%	3871
2025 Q4	$7.61K	Hold	1,246	–	–	﹤0.01%	2868
2025 Q3	$6.45K	Hold	1,246	–	–	﹤0.01%	2884
2025 Q2	$7.39K	Hold	1,246	–	–	﹤0.01%	2703
2025 Q1	$10.2K	Hold	1,246	–	–	﹤0.01%	2507
2024 Q4	$10.3K	Buy	+1,246	New	+$9.99K	﹤0.01%	2431
2021 Q4	–	Sell	-54	Closed	–	–	3449
2021 Q3	$0	Hold	54	–	–	﹤0.01%	3922
2021 Q2	$1K	Sell	54 -1	-2%	-$8	﹤0.01%	3629
2021 Q1	$0	Buy	+55	New	+$388	﹤0.01%	3696

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

Harbour Investments's PTEN Position: Q1 2026 in Review

Harbour Investments reduced its Patterson-UTI (PTEN) stake by 83% in Q1 2026, selling an estimated $8.86K and leaving 211 shares worth $2.29K. The position accounts for ﹤0.01% of the portfolio, ranked #3871.

Harbour Investments first reported a position in PTEN in Q1 2021 and has held it in 9 quarters since. The position peaked at $10.3K in Q4 2024. 410 funds tracked by Wall St. Rank hold PTEN as of Q1 2026.

Harbour Investments held 211 shares of Patterson-UTI worth $2.29K as of Q1 2026.
Harbour Investments sold 1,035 Patterson-UTI shares in Q1 2026, an estimated $8.86K.
Patterson-UTI made up ﹤0.01% of Harbour Investments's portfolio in Q1 2026, its #3871 holding.
Harbour Investments first reported a position in Patterson-UTI in Q1 2021 and has held it in 9 quarters since.
Harbour Investments's Patterson-UTI position peaked at $10.3K in Q4 2024.
410 funds tracked by Wall St. Rank held Patterson-UTI as of Q1 2026.

Based on Harbour Investments's 13F filing for Q1 2026, filed 15 May 2026.