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.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Mairs & Power Growth FundBuy154,9361,348,986$113,652,071
Q4 2025Cantillon Capital ManagementBuy19,4342,459,153$207,183,641
Q4 2025Lone Pine CapitalBuy3,054,2303,054,230$257,318,878
Q3 2025Torray FundBuy1,15522,147$2,047,712
Q3 2025Sequoia Financial AdvisorsBuy5734,892$452,285
Q3 2025First Eagle U.S. ValueBuy3175,500$508,530
Q3 2025Mairs & Power Growth FundBuy76,0111,194,050$110,401,863
Q3 2025Cantillon Capital ManagementSell-26,0542,439,719$225,576,418
Q3 2025Durable Capital PartnersBuy709,1213,765,035$348,115,136
Q2 2025Torray FundBuy5,49320,992$1,693,005
Q2 2025Sequoia Financial AdvisorsBuy1,5524,319$348,297
Q2 2025Mairs & Power Growth FundBuy179,8461,118,039$90,169,845
Q2 2025Cantillon Capital ManagementSell-72,4022,465,773$198,864,592
Q2 2025Durable Capital PartnersBuy141,4973,055,914$246,459,464
Q1 2025Torray FundBuy23315,499$1,355,853
Q1 2025Sequoia Financial AdvisorsBuy2852,767$242,062
Q1 2025First Eagle U.S. ValueBuy3505,183$453,408
Q1 2025Polen Capital ManagementBuy51311,539$1,009,432
Q1 2025Renaissance Technologies LLCBuy98,900175,110$15,318,623
Q1 2025Mairs & Power Growth FundSell-80938,193$82,073,124
Q1 2025Cantillon Capital ManagementSell-78,1792,538,175$222,039,549
Q1 2025Durable Capital PartnersBuy881,1982,914,417$254,953,199
Q4 2024Torray FundBuy12915,266$1,512,250
Q4 2024Sequoia Financial AdvisorsBuy1472,482$245,871
Q4 2024First Eagle U.S. ValueSell-1,7294,833$478,757
Q4 2024Polen Capital ManagementBuy11,02611,026$1,092,236
Q4 2024Renaissance Technologies LLCBuy74,30076,210$7,549,363
Q4 2024Mairs & Power Growth FundSell-105,459938,273$92,945,323
Q4 2024Durable Capital PartnersBuy288,2132,033,219$201,410,674
Q4 2024Cantillon Capital ManagementBuy291,8932,616,354$259,176,027

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.