ISHARES RUSSELL 2000 GROWTH (IWO) Institutional Ownership Changes & 13F Activity

ISHARES RUSSELL 2000 GROWTH (IWO). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Sequoia Financial Advisors, Renaissance Technologies LLC, Polen Capital Management, Mairs & Power Growth Fund, and Disciplined Growth Investors.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Sequoia Financial AdvisorsBuy4186,475$2,031,919
Q4 2025Renaissance Technologies LLCBuy10,38011,480$3,708,155
Q4 2025Sequoia Financial AdvisorsBuy1236,057$1,956,425
Q3 2025Renaissance Technologies LLCSell-2,9001,100$352,044
Q3 2025Sequoia Financial AdvisorsSell-1,1885,934$1,899,065
Q2 2025Renaissance Technologies LLCBuy3,2004,000$1,143,440
Q2 2025Sequoia Financial AdvisorsSell-217,122$2,035,696
Q1 2025Sequoia Financial AdvisorsBuy4,8647,143$1,825,192
Q1 2025Polen Capital ManagementBuy1,5281,528$390,530
Q4 2024Renaissance Technologies LLCSell-2,800800$230,256
Q4 2024Sequoia Financial AdvisorsBuy6582,279$656,058
Q3 2024Mairs & Power Growth FundSell-215717$203,628
Q3 2024Sequoia Financial AdvisorsSell-311,621$460,449
Q2 2024Renaissance Technologies LLCBuy1,0003,600$945,108
Q2 2024Sequoia Financial AdvisorsBuy331,652$433,751
Q1 2024Mairs & Power Growth FundSell-615932$252,386
Q1 2024Sequoia Financial AdvisorsBuy1531,619$438,524
Q4 2023Mairs & Power Growth FundSell-4261,547$390,184
Q4 2023Sequoia Financial AdvisorsBuy441,466$369,700
Q3 2023Mairs & Power Growth FundBuy1,2791,973$442,248
Q3 2023Sequoia Financial AdvisorsSell-1011,422$318,792
Q2 2023Renaissance Technologies LLCSell-16,1002,600$631
Q2 2023Sequoia Financial AdvisorsBuy2281,523$369,496
Q1 2023Sequoia Financial AdvisorsSell-1161,295$293,729
Q4 2022Sequoia Financial AdvisorsSell-1281,411$302,686
Q2 2022Renaissance Technologies LLCBuy17,00018,700$3,858
Q2 2022Sequoia Financial AdvisorsSell-421,539$317
Q1 2022Renaissance Technologies LLCSell-13,6001,700$435
Q1 2022Sequoia Financial AdvisorsBuy2901,581$404
Q4 2021Sequoia Financial AdvisorsSell-1,8751,291$378

Frequently asked questions about IWO activity

  • Which institutional owners are buying IWO?

    Institutional owners buying IWO 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 IWO activity?

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

  • Is institutional interest in IWO increasing?

    Institutional interest in IWO 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.

Related IWO Institutional Insights