Data as of Q4 2025 (Dec 31, 2025)
WSBK

WINCHESTER BANCORP INC

Institutional Ownership · Q4 2025

Filing: Q4 2025

WINCHESTER BANCORP INC (WSBK) is held by 21 institutional investors with combined holdings of $9M. Major holders include MANGROVE PARTNERS IM, LLC, M3F, Inc., VANGUARD GROUP INC.

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Institutional Holders
21
Total Value
$8.6M
Ownership %
9.2%

🏦 Top Institutional Holders

MANGROVE PARTNERS IM, LLC
186.2K shares
$1.9M
2.08% ownership
M3F, Inc.
144.0K shares
$1.5M
1.61% ownership
VANGUARD GROUP INC
71.7K shares
$749.6K
0.80% ownership
Northstar Financial Companies, Inc.
70.0K shares
$731.5K
0.78% ownership
M3 Wealth Management, LLC
70.0K shares
$731.5K
0.78% ownership

📊 Financials

Income statement, balance sheet, and cash flow from SEC filings.

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