PATTERSON-UTI ENERGY INC (PTEN) Stock Institutional Trading Activity


PATTERSON-UTI ENERGY INC (PTEN) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q1 2026), investors with some of the largest reported share count changes include Kahn Brothers Group, Sequoia Financial Advisors, Renaissance Technologies LLC, Atlantic Investment Management, and Third Point. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2023Renaissance Technologies LLCSell-1,956,0291,381,430$19,119
Q3 2023Sequoia Financial AdvisorsBuy12,91212,912$178,703
Q3 2023First Eagle U.S. ValueBuy154,017154,017$2,131,595
Q2 2023Kahn Brothers GroupSell-217,8203,835,467$45,910,275
Q2 2023Renaissance Technologies LLCBuy1,304,1003,337,459$39,949
Q1 2023Kahn Brothers GroupSell-418,8184,053,287$47,423,123
Q1 2023Renaissance Technologies LLCSell-137,3002,033,359$23,790
Q4 2022Kahn Brothers GroupSell-131,4574,472,105$75,310,536
Q4 2022Renaissance Technologies LLCSell-25,8622,170,659$36,554
Q3 2022Kahn Brothers GroupSell-186,8054,603,562$53,770,082
Q3 2022Renaissance Technologies LLCSell-60,2002,196,521$25,655
Q2 2022Kahn Brothers GroupSell-1,004,8404,790,367$75,496,194
Q2 2022Renaissance Technologies LLCBuy445,6002,256,721$35,566
Q1 2022Kahn Brothers GroupSell-161,1705,795,207$89,709,912
Q1 2022Renaissance Technologies LLCBuy183,6001,811,121$28,036
Q4 2021Kahn Brothers GroupSell-1,9875,956,377$50,331,386
Q4 2021Renaissance Technologies LLCSell-581,5001,627,521$13,753
Q3 2021Kahn Brothers GroupBuy126,8495,958,364$53,625,276
Q3 2021Renaissance Technologies LLCSell-1,255,9002,209,021$19,881
Q2 2021Kahn Brothers GroupBuy201,3515,831,515$57,965,258
Q2 2021Renaissance Technologies LLCSell-2,417,7383,464,921$34,441
Q1 2021Kahn Brothers GroupSell-128,4245,630,164$40,143,071
Q1 2021Renaissance Technologies LLCSell-2,610,6005,882,659$41,943
Q4 2020Kahn Brothers GroupSell-1,025,2215,758,588$30,290,173
Q4 2020Renaissance Technologies LLCSell-1,230,9008,493,259$44,675
Q3 2020Kahn Brothers GroupBuy952,7746,783,809$19,333,856
Q3 2020Renaissance Technologies LLCSell-2,958,9989,724,159$27,714
Q2 2020Kahn Brothers GroupBuy2,815,8965,831,035$20,233,692
Q2 2020Renaissance Technologies LLCBuy132,99812,683,157$44,011
Q1 2020Kahn Brothers GroupBuy424,3003,015,139$7,085,577

Frequently asked questions about PTEN activity

  • Which institutional owners are buying PTEN?

    Institutional owners buying PTEN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in PTEN activity?

    "Buy" means an investor increased their reported position in PTEN compared to the prior reporting period. This reflects growing exposure to PATTERSON-UTI ENERGY INC (PTEN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in PTEN increasing?

    Institutional interest in PTEN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.