WSBF Waterstone Financial, Inc.: institutional ownership and insider trading
134 funds reported holding $222M of Waterstone Financial, Inc. in their latest 13F filings; in Q2 2026 funds net bought $7.83M, with 14 new positions and 11 funds selling out; over the last 12 months insiders bought $0 and sold $3.68M on the open market.
Famous investors holding WSBF
- Renaissance Technologies (Renaissance Technologies): $21.8M, 0.0% of the portfolio
- Two Sigma (Two Sigma Investments): $1.34M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $703K, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $562K, 0.0% of the portfolio
Largest institutional holders of WSBF
- BlackRock, Inc. (BLK) — $34.0M
- DIMENSIONAL FUND ADVISORS LP — $29.4M
- RENAISSANCE TECHNOLOGIES LLC — $21.8M
- VANGUARD GROUP INC — $14.7M
- VANGUARD CAPITAL MANAGEMENT LLC — $13.3M
- STATE STREET CORP (STT, STT-PG) — $8.26M
- GEODE CAPITAL MANAGEMENT, LLC — $8.05M
- AMERICAN CENTURY COMPANIES INC — $7.09M
- AQR CAPITAL MANAGEMENT LLC — $5.37M
- CSM Advisors, LLC — $4.58M
Recent WSBF insider trades
- Aug 13, 2026: Gordon Ryan J sold 8,157 shares ($172K)
- May 21, 2026: Gerke Mark Raymond sold 10,000 shares ($183K)
- Feb 18, 2026: Gordon Douglas S sold 2,880 shares ($52.2K)
- Feb 6, 2026: Gordon Douglas S sold 6,765 shares ($124K)
5%+ owners
- BlackRock, Inc.: 7.1% (Schedule 13G/A, filed Jan 21, 2026)