KLA CORP (KLAC) Stock Institutional Trading Activity


KLA CORP (KLAC) 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 Jensen Investment Management, Renaissance Technologies LLC, Parnassus Endeavor Fund, Torray Fund, and Sequoia Financial Advisors. 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
Q1 2024Torray FundSell-1,6048,735$7,000,370
Q1 2024Sequoia Financial AdvisorsSell-1,0591,750$1,222,481
Q1 2024Parnassus Endeavor FundSell-136,922163,633$114,309,105
Q1 2024Jensen Investment ManagementBuy200548,990$383,507,944
Q4 2023Torray FundSell-1410,339$6,010,061
Q4 2023Renaissance Technologies LLCSell-75,900107,909$62,728
Q4 2023Sequoia Financial AdvisorsBuy1,1032,809$1,632,859
Q4 2023Parnassus Endeavor FundSell-7,893300,555$174,712,622
Q4 2023Jensen Investment ManagementSell-11,285548,790$319,011,627
Q3 2023Torray FundSell-48810,353$4,748,507
Q3 2023Renaissance Technologies LLCBuy116,000183,809$84,306
Q3 2023Sequoia Financial AdvisorsBuy1111,706$782,255
Q3 2023Jensen Investment ManagementBuy135,352560,075$256,884,000
Q2 2023Torray FundSell-27410,841$5,258,102
Q2 2023Sequoia Financial AdvisorsBuy3291,595$773,608
Q2 2023Egerton Capital UKBuy191,191191,191$92,731,459
Q2 2023Parnassus Endeavor FundSell-35,440308,448$149,603,449
Q2 2023Jensen Investment ManagementBuy424,723424,723$205,999,149
Q1 2023Torray FundSell-3,12811,115$4,436,775
Q1 2023Renaissance Technologies LLCSell-139,70067,809$27,067
Q1 2023Sequoia Financial AdvisorsBuy31,266$505,350
Q1 2023Parnassus Endeavor FundSell-95,706343,888$137,269,773
Q4 2022Torray FundSell-7,19414,243$5,370,038
Q4 2022Sequoia Financial AdvisorsBuy2391,263$476,323
Q4 2022Parnassus Endeavor FundBuy172,334439,594$165,740,126
Q3 2022Torray FundBuy4,67921,437$6,487
Q3 2022Sequoia Financial AdvisorsSell-1251,024$310
Q3 2022Renaissance Technologies LLCBuy33,900207,509$62,798
Q3 2022Parnassus Endeavor FundBuy1,181267,260$80,881
Q2 2022ARK InvestSell-22469$171

Frequently asked questions about KLAC activity

  • Which institutional owners are buying KLAC?

    Institutional owners buying KLAC 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 KLAC activity?

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

  • Is institutional interest in KLAC increasing?

    Institutional interest in KLAC 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.