ISHARES RUSSELL MID-CAP ETF (IWR) Stock Institutional Trading Activity


ISHARES RUSSELL MID-CAP ETF (IWR) 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, Matrix Advisors Value Fund, Matrix Private Capital Group, Sequoia Financial Advisors, and Hillman Value Fund. 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
Q2 2022Matrix Advisors Value FundBuy176,681$432
Q2 2022Matrix Private Capital GroupSell-20316,237$1,050
Q2 2022Sequoia Financial AdvisorsSell-1,69319,019$1,230
Q2 2022Renaissance Technologies LLCBuy4,60019,300$1,248
Q1 2022Hillman Value FundBuy32,570$201
Q1 2022Mairs & Power Growth FundSell-4255,439$424
Q1 2022Matrix Advisors Value FundBuy1,2566,664$520
Q1 2022Matrix Private Capital GroupSell-2,25216,440$1,283
Q1 2022Sequoia Financial AdvisorsBuy41320,712$1,616
Q4 2021Hillman Value FundSell-22,567$213
Q4 2021Matrix Advisors Value FundBuy2,6265,408$449
Q4 2021Mairs & Power Growth FundBuy2,5165,864$487
Q4 2021Renaissance Technologies LLCSell-11,60014,700$1,220
Q4 2021Matrix Private Capital GroupBuy1118,692$1,552
Q4 2021Sequoia Financial AdvisorsBuy16,63320,299$1,685
Q3 2021Matrix Advisors Value FundBuy2,7822,782$218
Q3 2021Sequoia Financial AdvisorsSell-22,6113,666$287
Q3 2021Matrix Private Capital GroupBuy6418,681$1,461
Q3 2021Renaissance Technologies LLCBuy16,70026,300$2,057
Q2 2021Hillman Value FundSell-122,569$204
Q2 2021Mairs & Power Growth FundSell-9,5123,348$265
Q2 2021Matrix Private Capital GroupBuy11818,617$1,475
Q2 2021Sequoia Financial AdvisorsBuy7,79926,277$2,082
Q1 2021Hillman Value FundBuy1032,581$191
Q1 2021Renaissance Technologies LLCSell-4,6009,600$710
Q1 2021Sequoia Financial AdvisorsBuy2,00118,478$1,366
Q1 2021Matrix Private Capital GroupBuy1,30018,499$1,368
Q4 2020Hillman Value FundSell-1552,478$170
Q4 2020Sequoia Financial AdvisorsBuy416,477$1,129
Q4 2020Matrix Private Capital GroupBuy76817,199$1,179

Frequently asked questions about IWR activity

  • Which institutional owners are buying IWR?

    Institutional owners buying IWR 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 IWR activity?

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

  • Is institutional interest in IWR increasing?

    Institutional interest in IWR 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.