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
Q4 2021Mairs & Power Growth FundBuy694694$203
Q2 2021Renaissance Technologies LLCSell-2,70015,300$4,769
Q2 2021Sequoia Financial AdvisorsBuy1923,166$987
Q1 2021Renaissance Technologies LLCBuy7,60018,000$5,413
Q1 2021Sequoia Financial AdvisorsBuy2332,974$894
Q3 2020Renaissance Technologies LLCBuy6,10010,400$2,304
Q3 2020Sequoia Financial AdvisorsBuy2,7412,741$607
Q2 2020Sequoia Financial AdvisorsSell-1,5480$528
Q2 2020Renaissance Technologies LLCBuy7004,300$890
Q4 2019Disciplined Growth InvestorsSell-11,6425,058$1,084
Q4 2019Sequoia Financial AdvisorsBuy2271,548$332
Q2 2019Sequoia Financial AdvisorsBuy1,3211,321$265
Q2 2019Renaissance Technologies LLCBuy6003,600$723
Q1 2019Renaissance Technologies LLCSell-5,7003,000$590
Q3 2018Renaissance Technologies LLCBuy8,7008,700$1,871
Q1 2018Disciplined Growth InvestorsSell-2,70016,700$3,183
Q2 2017Disciplined Growth InvestorsSell-8,90019,400$3,274
Q1 2017Disciplined Growth InvestorsSell-7328,300$4,575
Q4 2016Disciplined Growth InvestorsBuy28,37328,373$4,368

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