Optiver Holding
WSBF icon

Optiver Holding’s Waterstone Financial WSBF Stock Holding History

Optiver Holding’s Portfolio WSBF Stock Details WSBF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.81K Sell
156
-120
-43% -$2.13K ﹤0.01% 1699
2025
Q4 		$4.57K Hold
276
– – ﹤0.01% 1431
2025
Q3 		$4.31K Buy
+276
New +$3.96K ﹤0.01% 1868

Other funds holding WSBF

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
FL
Fourthstone LLC St Louis, Missouri $590M AUM 29.58% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Optiver Holding's WSBF Position: Q1 2026 in Review

Optiver Holding reduced its Waterstone Financial (WSBF) stake by 43% in Q1 2026, selling an estimated $2.13K and leaving 156 shares worth $2.81K. The position accounts for ﹤0.01% of the portfolio, ranked #1699.

Optiver Holding first reported a position in WSBF in Q3 2025 and has held it in 3 quarters since. The position peaked at $4.57K in Q4 2025. 123 funds tracked by Wall St. Rank hold WSBF as of Q1 2026.

  • Optiver Holding held 156 shares of Waterstone Financial worth $2.81K as of Q1 2026.
  • Optiver Holding sold 120 Waterstone Financial shares in Q1 2026, an estimated $2.13K.
  • Waterstone Financial made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #1699 holding.
  • Optiver Holding first reported a position in Waterstone Financial in Q3 2025 and has held it in 3 quarters since.
  • Optiver Holding's Waterstone Financial position peaked at $4.57K in Q4 2025.
  • 123 funds tracked by Wall St. Rank held Waterstone Financial as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.