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Waterstone Financial, Inc.

WSBF
Exchange
Nasdaq
Industry
Savings Institution, Federally Chartered
SEC CIK
0001569994

In the last 90 days, Waterstone Financial, Inc. insiders filed 0 open-market purchases and 1 sale; 125 institutions reported holding it in 13F filings for Q2 2026, worth $202.5M in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in Waterstone Financial, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
112
+13 vs. Q3 2025
Shares held
9.19M
+47.9K (+0.5%) vs. Q3 2025
Total value
$152.1M
+$9.49M (+6.7%) vs. Q3 2025
New holders
18
34 more added
Sold out
5
47 more reduced

3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting WSBF on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 112 institutions
Q1 2021: 109 institutionsQ2 2021: 104 institutionsQ3 2021: 110 institutionsQ4 2021: 110 institutionsQ1 2022: 114 institutionsQ2 2022: 97 institutionsQ3 2022: 100 institutionsQ4 2022: 106 institutionsQ1 2023: 101 institutionsQ2 2023: 93 institutionsQ3 2023: 92 institutionsQ4 2023: 88 institutionsQ1 2024: 86 institutionsQ2 2024: 82 institutionsQ3 2024: 88 institutionsQ4 2024: 92 institutionsQ1 2025: 95 institutionsQ2 2025: 96 institutionsQ3 2025: 102 institutionsQ4 2025: 112 institutionsQ1 2026: 123 institutionsQ2 2026: 125 institutions
Value heldQ4 2025: $152.1M
Q1 2021: $293.5MQ2 2021: $278.3MQ3 2021: $290.2MQ4 2021: $305.6MQ1 2022: $262.5MQ2 2022: $214.5MQ3 2022: $195.6MQ4 2022: $206.1MQ1 2023: $178.2MQ2 2023: $164.0MQ3 2023: $114.2MQ4 2023: $146.2MQ1 2024: $122.9MQ2 2024: $126.8MQ3 2024: $146.4MQ4 2024: $131.1MQ1 2025: $130.8MQ2 2025: $128.7MQ3 2025: $142.8MQ4 2025: $152.1MQ1 2026: $169.7MQ2 2026: $202.5M
Institutions holding WSBF and their total value by quarter
QuarterHoldersValue
Q2 2026125$202.5M
Q1 2026123$169.7M
Q4 2025112$152.1M
Q3 2025102$142.8M
Q2 202596$128.7M
Q1 202595$130.8M
Q4 202492$131.1M
Q3 202488$146.4M
Q2 202482$126.8M
Q1 202486$122.9M
Q4 202388$146.2M
Q3 202392$114.2M
Q2 202393$164.0M
Q1 2023101$178.2M
Q4 2022106$206.1M
Q3 2022100$195.6M
Q2 202297$214.5M
Q1 2022114$262.5M
Q4 2021110$305.6M
Q3 2021110$290.2M
Q2 2021104$278.3M
Q1 2021109$293.5M

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Waterstone Financial, Inc.; share changes are against Q3 2025.

Institutions holding WSBF in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.1,532,723$25.4M0.00%−44,103−2.8%Reduced
Dimensional Fund Advisors LP1,415,149$23.4M0.00%−12,136−0.9%Reduced
Renaissance Technologies LLC1,117,236$18.5M0.03%−34,400−3.0%Reduced
Vanguard Group Inc885,971$14.7M0.00%−23,147−2.5%Reduced
State Street Corp411,802$6.82M0.00%−11,491−2.7%Reduced
Geode Capital Management, LLC370,663$6.14M0.00%−13,083−3.4%Reduced
AQR Capital Management LLC201,704$3.34M0.00%+35,828+21.6%Added
Fourthstone LLC199,702$3.31M0.62%+71,143+55.3%Added
Bridgeway Capital Management, LLC199,616$3.30M0.07%−46,142−18.8%Reduced
American Century Companies Inc199,005$3.29M0.00%+32,021+19.2%Added
CSM Advisors, LLC191,295$3.17M0.09%+285+0.1%Added
Arrowstreet Capital, Limited Partnership188,492$3.12M0.00%−2,274−1.2%Reduced
Goldman Sachs Group Inc180,061$2.98M0.00%+8,807+5.1%Added
Morgan Stanley178,624$2.96M0.00%+10,618+6.3%Added
Northern Trust Corp133,668$2.21M0.00%−8,754−6.1%Reduced
Charles Schwab Investment Management Inc132,271$2.19M0.00%−113−0.1%Reduced
Quantinno Capital Management LP128,603$2.13M0.00%+16,689+14.9%Added
Donald Smith & Co., Inc.127,770$2.11M0.04%+127,770New
Empowered Funds, LLC109,950$1.82M0.03%+11,228+11.4%Added
Bank of New York Mellon Corp85,509$1.42M0.00%+5,157+6.4%Added
FMR LLC83,682$1.38M0.00%+15,733+23.2%Added
Two Sigma Investments, LP75,706$1.25M0.00%−4,554−5.7%Reduced
John G Ullman & Associates Inc63,248$1.05M0.14%+6,750+11.9%Added
Teton Advisors, LLC59,000$976.5K0.68%00.0%Unchanged
Connor, Clark & Lunn Investment Management Ltd.49,839$824.8K0.00%+8,264+19.9%Added
Two Sigma Advisers, LP47,382$784.2K0.00%−14,000−22.8%Reduced
D. E. Shaw & Co., Inc.45,929$760.1K0.00%−5,026−9.9%Reduced
HSBC Holdings PLC45,975$758.6K0.00%−5,813−11.2%Reduced
Nuveen, LLC43,295$716.5K0.00%00.0%Unchanged
JPMorgan Chase & Co41,590$688.3K0.00%−10,311−19.9%Reduced
Bank of America Corp34,588$572.4K0.00%+858+2.5%Added
State of Wisconsin Investment Board33,500$554.4K0.00%+7,500+28.8%Added
STRS Ohio33,300$551.1K0.00%−3,700−10.0%Reduced
Barclays PLC30,924$511.8K0.00%+750+2.5%Added
Ieq Capital, LLC29,563$489.3K0.00%+5,215+21.4%Added
O'Shaughnessy Asset Management, LLC28,998$479.9K0.00%+2,094+7.8%Added
Alliancebernstein L.P.25,880$428.3K0.00%+5,000+23.9%Added
Russell Investments Group, Ltd.24,704$408.8K0.00%−625−2.5%Reduced
Commonwealth Equity Services, LLC23,438$387.9K0.00%−250−1.1%Reduced
Ritholtz Wealth Management21,637$358.1K0.01%+4,214+24.2%Added
Gsa Capital Partners LLP21,616$358.0K0.03%−1,574−6.8%Reduced
Jane Street Group, LLC21,475$355.4K0.00%−9,611−30.9%Reduced
Rhumbline Advisers20,625$341.4K0.00%−2,755−11.8%Reduced
Mariner, LLC19,480$321.7K0.00%+4,826+32.9%Added
Martingale Asset Management L P19,417$321.4K0.01%+19,417New
Invesco Ltd.19,114$316.3K0.00%−4,361−18.6%Reduced
Wells Fargo & Company17,764$294.0K0.00%+4,675+35.7%Added
Millennium Management LLC16,886$279.5K0.00%−10,768−38.9%Reduced
RMB Capital Management, LLC15,295$253.1K0.00%−1,194−7.2%Reduced
CWM, LLC14,152$234.0K0.00%+1,987+16.3%Added
Mercer Global Advisors Inc14,117$233.6K0.00%+3,527+33.3%Added
Susquehanna International Group, LLP12,842$212.5K0.00%+12,842New
Canada Pension Plan Investment Board12,200$201.9K0.00%+12,200New
Wealth Enhancement Advisory Services, LLC11,446$191.7K0.00%+11,446New
Qube Research & Technologies Ltd11,526$190.8K0.00%+11,526New
Citadel Advisors LLC10,946$181.2K0.00%−53,933−83.1%Reduced
Brandywine Global Investment Management, LLC10,670$176.6K0.00%00.0%Unchanged
Beese Fulmer Investment Management, Inc.10,045$166.2K0.01%+10,045New
Gamco Investors, Inc. Et Al10,000$165.5K0.00%00.0%Unchanged
MetLife Investment Management8,825$146.1K0.00%−782−8.1%Reduced
BNP Paribas Arbitrage, SA8,142$134.8K0.00%+2,418+42.2%Added
SG Americas Securities, LLC7,621$126.0K0.00%+7,621New
Mirae Asset Global ETFs Holdings Ltd.7,057$116.8K0.00%−328−4.4%Reduced
Farther Finance Advisors, LLC3,388$56.1K0.00%−7,929−70.1%Reduced
Police & Firemen's Retirement System of New Jersey3,312$54.8K0.00%−2,353−41.5%Reduced
Versant Capital Management, Inc2,472$40.9K0.01%−252−9.3%Reduced
Citigroup Inc2,463$40.8K0.00%+1,976+405.7%Added
The PNC Financial Services Group, Inc.2,313$38.3K0.00%+202+9.6%Added
Simplex Trading, LLC2,306$38.2K0.00%+944+69.3%Added
Advisor Group Holdings, Inc.2,264$37.5K0.00%−372−14.1%Reduced
New York State Common Retirement Fund2,046$33.9K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC1,938$32.1K0.00%−281−12.7%Reduced
Paladin Partners, LLC1,500$24.8K0.02%+1,500New
UBS Group AG1,481$24.5K0.00%−8,474−85.1%Reduced
Great West Life Assurance Co1,420$23.0K0.00%+25+1.8%Added
Pinnacle Wealth Planning Services, Inc.1,281$21.2K0.00%+1,281New
Ameritas Investment Partners, Inc.1,233$20.4K0.00%−589−32.3%Reduced
Legal & General Group Plc1,158$19.2K0.00%−313−21.3%Reduced
State of Alaska, Department of Revenue1,159$19.0K0.00%+1,159New
Essential Partners LLC1,029$17.0K0.01%+191+22.8%Added
California State Teachers Retirement System932$15.4K0.00%−262−21.9%Reduced
Sterling Capital Management LLC875$14.5K0.00%−187−17.6%Reduced
Royal Bank of Canada796$13.0K0.00%−261−24.7%Reduced
Tower Research Capital LLC (TRC)686$11.4K0.00%−706−50.7%Reduced
Massmutual Trust Co FSB504$8.34K0.00%−4−0.8%Reduced
Amalgamated Bank477$8.00K0.00%−267−35.9%Reduced
SRS Capital Advisors, Inc.460$7.61K0.00%−7,158−94.0%Reduced
Optiver Holding B.V.276$4.57K0.00%00.0%Unchanged
Brown Brothers Harriman & Co273$4.52K0.00%+273New
Allworth Financial LP256$4.24K0.00%+56+28.0%Added
IFP Advisors, Inc222$3.67K0.00%+98+79.0%Added
Smartleaf Asset Management LLC210$3.45K0.00%00.0%Unchanged
Cornerstone Planning Group LLC176$3.00K0.00%+160+1,000.0%Added
GAMMA Investing LLC180$2.98K0.00%−15−7.7%Reduced
Rothschild Investment LLC152$2.52K0.00%+17+12.6%Added
Larson Financial Group LLC140$2.32K0.00%−1,792−92.8%Reduced
Private Wealth Management Group, LLC120$1.99K0.00%00.0%Unchanged
Signaturefd, LLC102$1.69K0.00%+102New
SBI Securities Co., Ltd.95$1.57K0.00%−1−1.0%Reduced
UBS Asset Management Americas Inc75$1.24K0.00%+75New