ISHARES RUSSELL 2000 ETF (IWM) Stock Institutional Trading Activity


ISHARES RUSSELL 2000 ETF (IWM) 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 Durable Capital Partners, Matrix Advisors Value Fund, Matrix Private Capital Group, Sequoia Financial Advisors, and Renaissance Technologies LLC. 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
Q1 2021Engaged CapitalSell-36,50012,300$2,718
Q1 2021Sequoia Financial AdvisorsSell-5,828186,704$41,250
Q4 2020Matrix Private Capital GroupBuy3633,969$778
Q4 2020Matrix Advisors Value FundSell-1606,214$1,218
Q4 2020Engaged CapitalBuy5,80048,800$9,568
Q4 2020Sequoia Financial AdvisorsBuy8,767192,532$37,748
Q3 2020Matrix Private Capital GroupBuy2003,606$540
Q3 2020Matrix Advisors Value FundBuy7166,374$955
Q3 2020Engaged CapitalBuy27,00043,000$6,441
Q3 2020Sequoia Financial AdvisorsBuy183,765183,765$27,526
Q3 2020Donald Smith & Co.Buy7,0007,000$1,049
Q2 2020Matrix Private Capital GroupBuy443,406$488
Q2 2020Matrix Advisors Value FundBuy6965,658$810
Q2 2020Engaged CapitalSell-5,00016,000$2,291
Q2 2020Sequoia Financial AdvisorsSell-36,2340$24,789
Q1 2020Renaissance Technologies LLCSell-8,8262,174$249
Q1 2020Matrix Private Capital GroupBuy1613,362$385
Q1 2020Matrix Advisors Value FundSell-3904,962$568
Q1 2020Sequoia Financial AdvisorsBuy3,91736,234$4,147
Q1 2020Durable Capital PartnersBuy1,538,5214,553,535$521,198
Q4 2019Ariel Appreciation FundBuy10,20023,900$3,960
Q4 2019Matrix Private Capital GroupBuy3,2013,201$530
Q4 2019Matrix Advisors Value FundBuy4765,352$887
Q4 2019Sequoia Financial AdvisorsBuy90532,317$5,354
Q4 2019Durable Capital PartnersBuy3,015,0143,015,014$499,497
Q3 2019Matrix Advisors Value FundBuy1444,876$738
Q3 2019Sequoia Financial AdvisorsSell-2631,412$4,754
Q2 2019Mairs & Power Growth FundBuy203,495$543
Q2 2019Matrix Advisors Value FundBuy2074,732$736
Q2 2019Renaissance Technologies LLCSell-10,10011,000$1,711

Frequently asked questions about IWM activity

  • Which institutional owners are buying IWM?

    Institutional owners buying IWM 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 IWM activity?

    "Buy" means an investor increased their reported position in IWM compared to the prior reporting period. This reflects growing exposure to ISHARES RUSSELL 2000 ETF (IWM) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in IWM increasing?

    Institutional interest in IWM 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.