ISHARES RUSSELL 1000 GROWTH (IWF) Stock Institutional Trading Activity


ISHARES RUSSELL 1000 GROWTH (IWF) 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 Polen Capital Management, Renaissance Technologies LLC, Wedgewood Partners, Matrix Advisors Value Fund, and Matrix Private Capital Group. 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 2022Sequoia Financial AdvisorsBuy5,20711,285$3,133
Q1 2022Polen Capital ManagementBuy873,1901,112,613$308,895
Q4 2021ARK InvestBuy2,8283,681$1,125
Q4 2021Hillman Value FundBuy5353$16
Q4 2021Matrix Advisors Value FundBuy8153,618$1,106
Q4 2021Sequoia Financial AdvisorsBuy2,1026,078$1,857
Q4 2021Renaissance Technologies LLCBuy8,90014,000$4,278
Q4 2021Polen Capital ManagementBuy173,680239,423$73,165
Q3 2021Torray FundSell-4502,011$551
Q3 2021ARK InvestBuy749853$234
Q3 2021Matrix Advisors Value FundBuy9002,803$768
Q3 2021Renaissance Technologies LLCSell-6,5005,100$1,398
Q3 2021Matrix Private Capital GroupSell-225,249$1,438
Q3 2021Polen Capital ManagementSell-126,27465,743$18,016
Q2 2021ARK InvestSell-3,166104$28
Q2 2021Matrix Advisors Value FundBuy6671,903$517
Q2 2021Sequoia Financial AdvisorsSell-2173,976$1,079
Q2 2021Matrix Private Capital GroupSell-335,271$1,431
Q2 2021Polen Capital ManagementBuy15,100192,017$52,129
Q1 2021ARK InvestBuy3,2703,270$795
Q1 2021Matrix Advisors Value FundBuy1,2361,236$300
Q1 2021Sequoia Financial AdvisorsSell-314,193$1,019
Q1 2021Polen Capital ManagementBuy113,622176,917$42,998
Q4 2020Sequoia Financial AdvisorsBuy784,224$1,019
Q4 2020Matrix Private Capital GroupSell-845,304$1,279
Q4 2020Renaissance Technologies LLCSell-4,80011,600$2,797
Q4 2020Polen Capital ManagementBuy38,57063,295$15,263
Q3 2020Sequoia Financial AdvisorsBuy4,1464,146$899
Q3 2020Matrix Private Capital GroupSell-745,388$1,169
Q3 2020Renaissance Technologies LLCBuy8,44816,400$3,557

Frequently asked questions about IWF activity

  • Which institutional owners are buying IWF?

    Institutional owners buying IWF 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 IWF activity?

    "Buy" means an investor increased their reported position in IWF compared to the prior reporting period. This reflects growing exposure to ISHARES RUSSELL 1000 GROWTH (IWF) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in IWF increasing?

    Institutional interest in IWF 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.