UBS Group
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UBS Group’s Winchester Bancorp WSBK Stock Holding History

UBS Group’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
Q3 		$7.44K Buy
576
+558
+3,100% +$7.25K ﹤0.01% 9312
2026
Q2 		$237 Sell
18
-111
-86% -$1.43K ﹤0.01% 9976
2026
Q1 		$1.64K Buy
129
+126
+4,200% +$1.53K ﹤0.01% 9473
2025
Q4 		$31 Sell
3
-7,798
-100% -$76K ﹤0.01% 10320
2025
Q3 		$74.5K Sell
7,801
-5,305
-40% -$50.1K ﹤0.01% 7300
2025
Q2 		$117K Buy
+13,106
New +$121K ﹤0.01% 7096

Other funds holding WSBK

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
Northstar Financial Companies
Northstar Financial Companies Conshohocken, Pennsylvania $152M AUM 25.88% 1-Year Est. Return
Oppenheimer & Close
Oppenheimer & Close New York $163M AUM 22.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $73.4B AUM 32.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
RFG - Bristol Wealth Advisors
RFG - Bristol Wealth Advisors Taunton, Massachusetts $420M AUM 17.18% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $463B AUM
ECM
EagleClaw Capital Management Boston, Massachusetts $753M AUM 20.19% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $468B AUM 17.69% 1-Year Est. Return
Eastern Bank
Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return

UBS Group's WSBK Position: Q3 2026 in Review

UBS Group increased its Winchester Bancorp (WSBK) stake by 3,100% in Q3 2026, buying an estimated $7.25K and bringing the position to 576 shares worth $7.44K. The position accounts for ﹤0.01% of the portfolio, ranked #9312.

UBS Group first reported a position in WSBK in Q2 2025 and has held it in 6 quarters since. The position peaked at $117K in Q2 2025. 14 funds tracked by Wall St. Rank hold WSBK as of Q3 2026.

  • UBS Group held 576 shares of Winchester Bancorp worth $7.44K as of Q3 2026.
  • UBS Group bought 558 Winchester Bancorp shares in Q3 2026, an estimated $7.25K.
  • Winchester Bancorp made up ﹤0.01% of UBS Group's portfolio in Q3 2026, its #9312 holding.
  • UBS Group first reported a position in Winchester Bancorp in Q2 2025 and has held it in 6 quarters since.
  • UBS Group's Winchester Bancorp position peaked at $117K in Q2 2025.
  • 14 funds tracked by Wall St. Rank held Winchester Bancorp as of Q3 2026.

Based on UBS Group's 13F filing for Q3 2026, filed 10 Nov 2026.