Two Sigma Investments
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Two Sigma Investments’s Patterson-UTI PTEN Stock Holding History

Two Sigma 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
2021
Q1 		– Sell
-25,900
Closed -$136K – 4178
2020
Q4 		$136K Buy
+25,900
New +$102K ﹤0.01% 3178
2018
Q4 		– Sell
-44,300
Closed -$758K – 3415
2018
Q3 		$758K Buy
+44,300
New +$761K ﹤0.01% 2178
2018
Q2 		– Sell
-84,800
Closed -$1.49M – 3575
2018
Q1 		$1.49M Buy
84,800
+32,100
+61% +$670K ﹤0.01% 1740
2017
Q4 		$1.21M Sell
52,700
-141,600
-73% -$2.93M ﹤0.01% 1827
2017
Q3 		$4.07M Buy
194,300
+127,100
+189% +$2.34M 0.01% 901
2017
Q2 		$1.36M Buy
67,200
+32,600
+94% +$710K ﹤0.01% 1703
2017
Q1 		$840K Buy
+34,600
New +$933K ﹤0.01% 2029
2016
Q4 		– Sell
-129,100
Closed -$2.89M – 3445
2016
Q3 		$2.89M Buy
129,100
+115,700
+863% +$2.32M 0.01% 1206
2016
Q2 		$286K Sell
13,400
-15,600
-54% -$294K ﹤0.01% 2588
2016
Q1 		$511K Sell
29,000
-9,000
-24% -$134K ﹤0.01% 2052
2015
Q4 		$573K Buy
38,000
+27,300
+255% +$420K ﹤0.01% 1883
2015
Q3 		$141K Sell
10,700
-59,300
-85% -$940K ﹤0.01% 2038
2015
Q2 		$1.32M Buy
70,000
+19,000
+37% +$394K 0.01% 1473
2015
Q1 		$958K Buy
+51,000
New +$874K ﹤0.01% 1616

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

Two Sigma Investments's PTEN Position: Q1 2026 in Review

Two Sigma Investments increased its Patterson-UTI (PTEN) stake by 131% in Q1 2026, buying an estimated $17.4M and bringing the position to 3,584,254 shares worth $38.8M. The position accounts for 0.03% of the portfolio, ranked #606.

Two Sigma Investments first reported a position in PTEN in Q1 2014 and has held it in 35 quarters since. The position peaked at $64.5M in Q1 2014. 410 funds tracked by Wall St. Rank hold PTEN as of Q1 2026.

  • Two Sigma Investments held 3,584,254 shares of Patterson-UTI worth $38.8M as of Q1 2026.
  • Two Sigma Investments bought 2,034,299 Patterson-UTI shares in Q1 2026, an estimated $17.4M.
  • Patterson-UTI made up 0.03% of Two Sigma Investments's portfolio in Q1 2026, its #606 holding.
  • Two Sigma Investments first reported a position in Patterson-UTI in Q1 2014 and has held it in 35 quarters since.
  • Two Sigma Investments's Patterson-UTI position peaked at $64.5M in Q1 2014.
  • 410 funds tracked by Wall St. Rank held Patterson-UTI as of Q1 2026.

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