Mariner
WSBF icon

Mariner’s Waterstone Financial WSBF Stock Holding History

Mariner’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 		$385K Buy
21,367
+1,887
+10% +$33.5K ﹤0.01% 2677
2025
Q4 		$322K Buy
19,480
+4,826
+33% +$75.7K ﹤0.01% 2778
2025
Q3 		$229K Buy
14,654
+3,612
+33% +$51.8K ﹤0.01% 3054
2025
Q2 		$152K Buy
+11,042
New +$141K ﹤0.01% 3136
2025
Q1 		– Sell
-10,035
Closed -$135K – 3603
2024
Q4 		$135K Sell
10,035
-186
-2% -$2.74K ﹤0.01% 3114
2024
Q3 		$151K Buy
10,221
+51
+0.5% +$738 ﹤0.01% 3008
2024
Q2 		$130K Sell
10,170
-597
-6% -$7.15K ﹤0.01% 2896
2024
Q1 		$131K Sell
10,767
-122
-1% -$1.55K ﹤0.01% 2874
2023
Q4 		$155K Buy
+10,889
New +$129K ﹤0.01% 2763
2023
Q1 		– Sell
-11,732
Closed -$202K – 2888
2022
Q4 		$202K Buy
11,732
+25
+0.2% +$419 ﹤0.01% 2360
2022
Q3 		$189K Buy
+11,707
New +$206K ﹤0.01% 2074

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

Mariner's WSBF Position: Q1 2026 in Review

Mariner increased its Waterstone Financial (WSBF) stake by 9.7% in Q1 2026, buying an estimated $33.5K and bringing the position to 21,367 shares worth $385K. The position accounts for ﹤0.01% of the portfolio, ranked #2677.

Mariner first reported a position in WSBF in Q3 2022 and has held it in 11 quarters since. 123 funds tracked by Wall St. Rank hold WSBF as of Q1 2026.

  • Mariner held 21,367 shares of Waterstone Financial worth $385K as of Q1 2026.
  • Mariner bought 1,887 Waterstone Financial shares in Q1 2026, an estimated $33.5K.
  • Waterstone Financial made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #2677 holding.
  • Mariner first reported a position in Waterstone Financial in Q3 2022 and has held it in 11 quarters since.
  • 123 funds tracked by Wall St. Rank held Waterstone Financial as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.