Alyeska Investment Group
PTEN icon

Alyeska Investment Group’s Patterson-UTI PTEN Stock Holding History

Alyeska Investment 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
Q1 		$11.5M Buy
+1,060,226
New +$9.08M 0.03% 384
2025
Q3 		– Sell
-960,881
Closed -$5.7M – 695
2025
Q2 		$5.7M Sell
960,881
-187,621
-16% -$1.13M 0.02% 408
2025
Q1 		$9.44M Sell
1,148,502
-482,632
-30% -$4.05M 0.04% 316
2024
Q4 		$13.5M Buy
+1,631,134
New +$13.1M 0.05% 305
2024
Q2 		– Sell
-508,659
Closed -$6.07M – 656
2024
Q1 		$6.07M Sell
508,659
-880,852
-63% -$9.78M 0.04% 310
2023
Q4 		$15M Buy
1,389,511
+178,092
+15% +$2.17M 0.1% 232
2023
Q3 		$16.8M Buy
1,211,419
+780,133
+181% +$11.4M 0.11% 223
2023
Q2 		$5.16M Buy
+431,286
New +$4.87M 0.04% 332
2022
Q2 		– Sell
-64,579
Closed -$1M – 647
2022
Q1 		$1M Buy
+64,579
New +$815K 0.01% 494
2018
Q3 		– Sell
-665,740
Closed -$12M – 494
2018
Q2 		$12M Sell
665,740
-1,219,086
-65% -$24.4M 0.11% 189
2018
Q1 		$33M Sell
1,884,826
-1,413,334
-43% -$29.5M 0.27% 123
2017
Q4 		$75.9M Buy
3,298,160
+66,818
+2% +$1.38M 0.6% 56
2017
Q3 		$67.7M Buy
+3,231,342
New +$59.5M 0.51% 64
2016
Q3 		– Sell
-80,612
Closed -$1.72M – 519
2016
Q2 		$1.72M Buy
+80,612
New +$1.52M 0.02% 370
2015
Q4 		– Sell
-2,805,764
Closed -$36.9M – 451
2015
Q3 		$36.9M Sell
2,805,764
-334,664
-11% -$5.3M 0.43% 84
2015
Q2 		$59.1M Buy
3,140,428
+1,384,911
+79% +$28.7M 0.67% 23
2015
Q1 		$33M Buy
1,755,517
+1,023,351
+140% +$17.5M 0.46% 71
2014
Q4 		$12.1M Buy
+732,166
New +$15.4M 0.21% 185

Other funds holding PTEN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
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
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Alyeska Investment Group's PTEN Position: Q1 2026 in Review

Alyeska Investment Group opened a new position in Patterson-UTI (PTEN) in Q1 2026: 1,060,226 shares worth $11.5M. The stake represents 0.03% of the portfolio and ranks #384 among its holdings. This is a return to the name: Alyeska Investment Group previously reported a position in PTEN as recently as Q2 2025.

Alyeska Investment Group first reported a position in PTEN in Q4 2014 and has held it in 18 quarters since. The position peaked at $75.9M in Q4 2017. 410 funds tracked by Wall St. Rank hold PTEN as of Q1 2026.

  • Alyeska Investment Group held 1,060,226 shares of Patterson-UTI worth $11.5M as of Q1 2026.
  • Patterson-UTI was a new Alyeska Investment Group position in Q1 2026.
  • Patterson-UTI made up 0.03% of Alyeska Investment Group's portfolio in Q1 2026, its #384 holding.
  • Alyeska Investment Group first reported a position in Patterson-UTI in Q4 2014 and has held it in 18 quarters since.
  • Alyeska Investment Group's Patterson-UTI position peaked at $75.9M in Q4 2017.
  • 410 funds tracked by Wall St. Rank held Patterson-UTI as of Q1 2026.

Based on Alyeska Investment Group's 13F filing for Q1 2026, filed 15 May 2026.