ENTEGRIS INC (ENTG) Stock Institutional Trading Activity


ENTEGRIS INC (ENTG) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Lone Pine Capital, Mairs & Power Growth Fund, Cantillon Capital Management, Durable Capital Partners, and Torray Fund. 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 2024Torray FundBuy29015,137$1,703,367
Q3 2024Sequoia Financial AdvisorsBuy6002,335$262,760
Q3 2024First Eagle U.S. ValueBuy1,0506,562$738,422
Q3 2024Mairs & Power Growth FundBuy111,1941,043,732$117,451,162
Q3 2024Durable Capital PartnersBuy535,6051,745,006$196,365,525
Q3 2024Cantillon Capital ManagementSell-69,4022,324,461$261,571,597
Q2 2024Torray FundBuy1,47014,847$2,010,284
Q2 2024Sequoia Financial AdvisorsBuy2901,735$234,921
Q2 2024First Eagle U.S. ValueBuy1,4305,512$746,324
Q2 2024Mairs & Power Growth FundSell-14,951932,538$126,265,645
Q2 2024Durable Capital PartnersBuy480,5081,209,401$163,752,895
Q2 2024Cantillon Capital ManagementSell-122,0282,393,863$324,129,050
Q1 2024Torray FundSell-47213,377$1,953,506
Q1 2024Sequoia Financial AdvisorsBuy1,4451,445$203,083
Q1 2024Durable Capital PartnersBuy336,338728,893$102,438,622
Q1 2024Mairs & Power Growth FundSell-50,670947,489$133,160,104
Q1 2024Cantillon Capital ManagementSell-50,4062,515,891$353,583,321
Q4 2023Torray FundBuy47213,849$1,659,387
Q4 2023First Eagle U.S. ValueBuy7954,082$489,105
Q4 2023Durable Capital PartnersBuy244,898392,555$47,035,940
Q4 2023Mairs & Power Growth FundSell-139,606998,159$119,599,411
Q4 2023Cantillon Capital ManagementSell-61,5602,566,297$307,493,707
Q3 2023Torray FundBuy16013,377$1,256,234
Q3 2023First Eagle U.S. ValueBuy1,8003,287$308,683
Q3 2023Mairs & Power Growth FundBuy12,5831,137,765$106,847,511
Q3 2023Cantillon Capital ManagementSell-461,0932,627,857$246,782,051
Q2 2023Torray FundBuy7913,217$1,464,708
Q2 2023Renaissance Technologies LLCSell-2,6001,910$212
Q2 2023First Eagle U.S. ValueSell-339,8131,487$164,790
Q2 2023Durable Capital PartnersBuy147,657147,657$16,363,349

Frequently asked questions about ENTG activity

  • Which institutional owners are buying ENTG?

    Institutional owners buying ENTG 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 ENTG activity?

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

  • Is institutional interest in ENTG increasing?

    Institutional interest in ENTG 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.