PATTERSON-UTI ENERGY INC (PTEN) Institutional Ownership Changes & 13F Activity

PATTERSON-UTI ENERGY INC (PTEN). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Kahn Brothers Group, Sequoia Financial Advisors, Atlantic Investment Management, and Third Point.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2020Renaissance Technologies LLCBuy1,086,00012,550,159$29,493
Q1 2020Kahn Brothers GroupBuy424,3003,015,139$7,085,577
Q4 2019Renaissance Technologies LLCBuy1,631,11111,464,159$120,374
Q4 2019Kahn Brothers GroupSell-112,5542,590,839$27,203,810
Q3 2019Renaissance Technologies LLCBuy3,358,1009,833,048$84,073
Q3 2019Kahn Brothers GroupBuy733,8832,703,393$23,114,010
Q2 2019Renaissance Technologies LLCBuy2,960,0006,474,948$74,527
Q2 2019Kahn Brothers GroupBuy260,3811,969,510$22,669,060
Q1 2019Renaissance Technologies LLCBuy3,232,2953,514,948$49,280
Q1 2019Kahn Brothers GroupBuy101,3321,709,129$23,961,988
Q4 2018Renaissance Technologies LLCSell-1,112,585282,653$2,925
Q4 2018Kahn Brothers GroupBuy237,4371,607,797$16,640,699
Q3 2018Viking Global InvestorsSell-1,726,4824,563,526$78,082
Q3 2018Kahn Brothers GroupSell-15,9001,370,360$23,446,863
Q2 2018Viking Global InvestorsBuy6,290,0086,290,008$113,220
Q2 2018Kahn Brothers GroupBuy20,6481,386,260$24,952,680
Q1 2018Kahn Brothers GroupSell-26,4001,365,612$23,911,866
Q4 2017Kahn Brothers GroupBuy105,1211,392,012$32,030,196
Q3 2017Kahn Brothers GroupBuy363,9851,286,891$26,947,498
Q2 2017Renaissance Technologies LLCBuy411,0401,395,238$28,170
Q2 2017Kahn Brothers GroupSell-10,700922,906$18,633,471
Q1 2017Renaissance Technologies LLCBuy949,960984,198$23,886
Q1 2017Kahn Brothers GroupSell-46,745933,606$22,658,618
Q4 2016Kahn Brothers GroupSell-64,405980,351$26,391,049
Q4 2016Renaissance Technologies LLCBuy21,00034,238$922
Q3 2016Renaissance Technologies LLCSell-789,90013,238$296
Q3 2016Kahn Brothers GroupSell-6,6251,044,756$23,371,192
Q2 2016Renaissance Technologies LLCSell-39,800803,138$17,123
Q2 2016Kahn Brothers GroupSell-16,0801,051,381$22,415,442
Q1 2016Renaissance Technologies LLCBuy632,200842,938$14,853

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.

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