SIMILARWEB LTD (M84137104) Stock Institutional Trading Activity


SIMILARWEB LTD (M84137104) 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 Renaissance Technologies LLC, First Eagle U.S. Value, and ARK Invest. 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-2,500361,473$2,707,433
Q3 2025ARK InvestSell-12,317230,053$2,139,493
Q3 2025Renaissance Technologies LLCBuy8,400363,973$3,384,949
Q3 2025First Eagle U.S. ValueBuy375,496545,001$5,068,510
Q2 2025ARK InvestBuy121,619242,370$1,900,181
Q2 2025First Eagle U.S. ValueBuy169,505169,505$1,328,919
Q2 2025Renaissance Technologies LLCBuy77,300355,573$2,787,692
Q1 2025ARK InvestSell-82,923120,751$998,611
Q1 2025Renaissance Technologies LLCSell-102,600278,273$2,301,318
Q4 2024ARK InvestSell-72,423203,674$2,886,061
Q4 2024Renaissance Technologies LLCBuy55,873380,873$5,396,970
Q3 2024ARK InvestSell-11,488276,097$2,440,697
Q3 2024Renaissance Technologies LLCBuy214,400325,000$2,873,000
Q2 2024ARK InvestSell-96,645287,585$2,234,535
Q2 2024Renaissance Technologies LLCBuy4,599110,600$859,362
Q1 2024ARK InvestBuy43,491384,230$3,458,070
Q1 2024Renaissance Technologies LLCSell-19,999106,001$954
Q4 2023ARK InvestBuy30,543340,739$1,816,139
Q4 2023Renaissance Technologies LLCBuy90,100126,000$672
Q3 2023ARK InvestSell-46,376310,196$2,010,070
Q3 2023Renaissance Technologies LLCBuy30035,900$233
Q2 2023ARK InvestSell-38,918356,572$2,339,112
Q2 2023Renaissance Technologies LLCBuy4,90035,600$234
Q1 2023ARK InvestBuy60,507395,490$2,673,512
Q1 2023Renaissance Technologies LLCBuy8,30030,700$208
Q4 2022ARK InvestBuy104,483334,983$2,153,941
Q4 2022Renaissance Technologies LLCBuy6,40022,400$144
Q3 2022ARK InvestBuy66,184230,500$1,351
Q3 2022Renaissance Technologies LLCBuy3,50016,000$94
Q2 2022ARK InvestBuy4,776164,316$1,467

Frequently asked questions about M84137104 activity

  • Which institutional owners are buying M84137104?

    Institutional owners buying M84137104 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 M84137104 activity?

    "Buy" means an investor increased their reported position in M84137104 compared to the prior reporting period. This reflects growing exposure to SIMILARWEB LTD (M84137104) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in M84137104 increasing?

    Institutional interest in M84137104 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.