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.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Renaissance Technologies LLCSell-67,14015,669$19,039,089
Q4 2025Jensen Investment ManagementSell-72,979189,514$230,274,671
Q3 2025Torray FundSell-3277,059$7,613,837
Q3 2025Sequoia Financial AdvisorsBuy2783,334$3,596,476
Q3 2025Renaissance Technologies LLCSell-8,30082,809$89,317,787
Q3 2025Parnassus Endeavor FundBuy65,398720,458$777,085,999
Q3 2025Jensen Investment ManagementSell-126,535262,493$283,124,950
Q2 2025Torray FundSell-4537,386$6,615,936
Q2 2025Sequoia Financial AdvisorsBuy1283,056$2,737,348
Q2 2025Parnassus Endeavor FundSell-15,381655,060$586,763,444
Q2 2025Jensen Investment ManagementSell-67,098389,028$348,467,941
Q1 2025Torray FundSell-997,839$5,328,952
Q1 2025Sequoia Financial AdvisorsBuy2672,928$1,990,170
Q1 2025Renaissance Technologies LLCSell-141,20091,109$61,935,898
Q1 2025Parnassus Endeavor FundSell-62,887670,441$455,765,792
Q1 2025Jensen Investment ManagementSell-77,701456,126$310,074,455
Q4 2024Torray FundBuy1707,938$5,001,893
Q4 2024Sequoia Financial AdvisorsBuy6032,661$1,676,523
Q4 2024Renaissance Technologies LLCBuy176,400232,309$146,382,547
Q4 2024Parnassus Endeavor FundBuy580,967733,328$462,084,639
Q4 2024Jensen Investment ManagementSell-7,428533,827$336,375,069
Q3 2024Torray FundSell-547,768$6,015,617
Q3 2024Sequoia Financial AdvisorsBuy3072,058$1,594,119
Q3 2024Renaissance Technologies LLCSell-52,00055,909$43,296,489
Q3 2024Parnassus Endeavor FundSell-1,206152,361$117,989,882
Q3 2024Jensen Investment ManagementSell-29,780541,255$419,153,285
Q2 2024Torray FundSell-9137,822$6,449,317
Q2 2024Sequoia Financial AdvisorsBuy11,751$1,444,120
Q2 2024Parnassus Endeavor FundSell-10,066153,567$126,617,527
Q2 2024Jensen Investment ManagementBuy22,045571,035$470,824,068

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.