ValuationViz

IWB fund manager activity

ISHARES RUS 1000. Reported by 7 tracked fund managers in their 13F filings, Q2 2013 to Q3 2026.

Q1 2026

ManagerActivitySharesValue% of portfolioFiled
Arnold Van Den Berg - Century ManagementTrimmed161$57,4060.01%May 15, 2026
Ken Fisher - Fisher Asset ManagementTrimmed5,059$1,804,4040.00%May 5, 2026
Jeremy Grantham - GMONew1,817$647,8830.00%May 14, 2026
Joel Greenblatt - Gotham Asset ManagementAdded127,789$45,564,4460.14%May 15, 2026
David Katz - Matrix Asset AdvisorsNo change698$248,7810.02%Apr 22, 2026

Q4 2025

ManagerActivitySharesValue% of portfolioFiled
Arnold Van Den Berg - Century ManagementNew1,622$605,7200.14%Feb 17, 2026
Ken Fisher - Fisher Asset ManagementAdded6,414$2,395,7450.00%Feb 9, 2026
Joel Greenblatt - Gotham Asset ManagementNo change7,815$2,918,4340.01%Feb 17, 2026
David Katz - Matrix Asset AdvisorsTrimmed697$260,3770.02%Jan 16, 2026

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