BlackRock
WSBK

BlackRock’s Winchester Bancorp WSBK Stock Holding History

BlackRock’s Portfolio WSBK Stock Details WSBK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$187K Buy
+14,202
New +$183K ﹤0.01% 4830

Other funds holding WSBK

MP
Mangrove Partners Greenwich, Connecticut $1.52B AUM 36.54% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
IWC
Integrated Wealth Concepts Waltham, Massachusetts $20.5B AUM 24.45% 1-Year Est. Return
NFC
Northstar Financial Companies Conshohocken, Pennsylvania $148M AUM 33.49% 1-Year Est. Return
OC
Oppenheimer & Close New York $159M AUM 49.98% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
Raymond James Financial
Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

BlackRock's WSBK Position: Q2 2026 in Review

BlackRock opened a new position in Winchester Bancorp (WSBK) in Q2 2026: 14,202 shares worth $187K. The stake represents ﹤0.01% of the portfolio and ranks #4830 among its holdings.

21 funds tracked by Wall St. Rank hold WSBK as of Q2 2026.

  • BlackRock held 14,202 shares of Winchester Bancorp worth $187K as of Q2 2026.
  • Winchester Bancorp was a new BlackRock position in Q2 2026.
  • Winchester Bancorp made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #4830 holding.
  • 21 funds tracked by Wall St. Rank held Winchester Bancorp as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.