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
Q1 2026Kahn Brothers GroupSell-51,8571,690,156$18,304,389
Q1 2026Sequoia Financial AdvisorsSell-25,87210,689$115,760
Q4 2025Kahn Brothers GroupSell-143,4471,742,013$10,643,699
Q4 2025Renaissance Technologies LLCSell-3,007,3005,729,699$35,008,461
Q3 2025Kahn Brothers GroupSell-32,2001,885,460$9,766,682
Q3 2025Renaissance Technologies LLCBuy438,5008,736,999$45,257,655
Q2 2025Kahn Brothers GroupSell-19,6001,917,660$11,371,723
Q2 2025Renaissance Technologies LLCBuy3,480,5008,298,499$49,210,099
Q1 2025Kahn Brothers GroupSell-59,1111,937,260$15,924,569
Q1 2025Sequoia Financial AdvisorsBuy4,69136,561$300,532
Q1 2025Renaissance Technologies LLCBuy3,259,8004,817,999$39,603,952
Q4 2024Kahn Brothers GroupSell-249,6581,996,371$16,489,546
Q4 2024Sequoia Financial AdvisorsBuy12,32231,870$263,247
Q4 2024Renaissance Technologies LLCBuy1,283,6841,558,199$12,870,724
Q3 2024Kahn Brothers GroupSell-74,8252,246,029$17,182,207
Q3 2024Sequoia Financial AdvisorsBuy1,87919,548$149,543
Q3 2024Renaissance Technologies LLCSell-572,705274,515$2,100,040
Q3 2024Atlantic Investment ManagementSell-380,0001,750,000$13,387,500
Q2 2024Kahn Brothers GroupSell-331,4782,320,854$24,043,861
Q2 2024Sequoia Financial AdvisorsSell-1,81417,669$183,051
Q2 2024Atlantic Investment ManagementBuy490,0002,130,000$22,066,800
Q1 2024Kahn Brothers GroupSell-847,6662,652,332$31,668,850
Q1 2024Sequoia Financial AdvisorsSell-14,42519,483$232,628
Q1 2024Third PointBuy150,000150,000$1,791,000
Q1 2024Atlantic Investment ManagementBuy855,0001,640,000$19,581,600
Q4 2023Kahn Brothers GroupSell-139,7213,499,998$37,800,372
Q4 2023Renaissance Technologies LLCSell-534,210847,220$9,150
Q4 2023Sequoia Financial AdvisorsBuy20,99633,908$366,207
Q4 2023Atlantic Investment ManagementBuy785,000785,000$8,478,000
Q3 2023Kahn Brothers GroupSell-195,7483,639,719$50,374,195

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.