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Mangrove Partners

SEC CIK
0001535392
Latest filing
Aug 14, 2026

WSBK holding history

Winchester Bancorp, Inc. in every 13F filed by Mangrove Partners, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

WSBK overviewAll 13F holders of WSBKFull Q2 2026 holdings

Shares (Q2 2026)
186,201
Value
$2.45M
% of portfolio
0.2%
Quarters held
5
Since Q2 2025
Holdings of WSBK by Mangrove Partners, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026186,201$2.45M0.2%00.0%UnchangedHolders
Q1 2026186,201$2.36M0.2%00.0%UnchangedHolders
Q4 2025186,201$1.95M0.2%−748−0.4%ReducedHolders
Q3 2025186,949$1.79M0.1%+17,851+10.6%AddedHolders
Q2 2025169,098$1.51M0.2%+169,098NewHolders