WINCHESTER BANCORP INC WSBK

US Financials Savings Institutions, Not Federally Chartered
$13.18
+0.6%
52w: $8.80 – $13.27

Latest 13F among current holders filed 1 month ago (May 15, 2026)

Price — last 12 months

research preview data
8.8011.0313.27
Jun 20, 2025 Jul 2, 2026
Institutional holders
19
-2 QoQ
13F value
$9.5M
+17.6% QoQ
Smart-money holders
3
signal tier ≥ 2
New smart buyers
0
Q1 2026

Institutional value by quarter

$5.6M
Q2 2025
$6.8M
Q3 2025
$8.1M
Q4 2025
$9.5M
Q1 2026

Number of holders

19
Q2 2025
22
Q3 2025
21
Q4 2025
19
Q1 2026

Who owns WSBK?

Q1 2026 filings
FundTypeSharesValue% of fundChange
MANGROVE PARTNERS IM, LLC Quant stat arb186.2K$2.4M0.2%Held
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical181.5K$2.3M0.0%
Northstar Financial Companies, Inc. Other70.0K$889K0.7%Held
Integrated Wealth Concepts LLC Wealth advisor57.0K$724K0.0%Held
Oppenheimer & Close, LLC ★2Fundamental diversified50.0K$635K0.4%Held
RENAISSANCE TECHNOLOGIES LLC Quant stat arb31.0K$394K0.0%+17.0%
M3F, Inc. ★3Fundamental concentrated24.6K$312K0.1%-82.9%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical22.6K$287K0.0%
ALLIANCEBERNSTEIN L.P. Long only active24.7K$258K0.0%Held
RAYMOND JAMES FINANCIAL INC Bank broker20.0K$254K0.0%Held
Steward Partners Investment Advisory, LLC Diversified mechanical19.1K$243K0.0%Held
EagleClaw Capital Managment, LLC ★2Fundamental diversified16.0K$203K0.0%Held
LPL Financial LLC Bank broker15.5K$197K0.0%Held
GEODE CAPITAL MANAGEMENT, LLC Index provider13.9K$177K0.0%-47.5%
MILLENNIUM MANAGEMENT LLC Multistrat pod11.5K$147K0.0%-28.2%
MORGAN STANLEY Bank broker4.0K$51K0.0%Held
EASTERN BANK Other2.5K$32K0.0%Held
Tower Research Capital LLC (TRC) Market maker294$4K0.0%+15.3%
UBS Group AG Bank broker129$2K0.0%+4200.0%

Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.