WINCHESTER BANCORP INC (WSBK): Institutional Ownership
Hedge funds and institutional managers reporting a position in WSBK · Financials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
2
13F filers
Aggregate Value
$613K
Across holders
Last Price
$13.14
2026-06-26
Sector
Financials
GICS
Holder activity0 new1 added1 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 31K | $394K | 64.2% | 0.0% | Added | +$57K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 21K | $219K | 35.8% | 0.0% | Reduced | $-57K | Q4 2025 |