wsbf20260421

wsbf20260421_8k.htm

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

Form 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported):

April 27, 2026

Waterstone Financial, Inc.

(Exact name of registrant as specified in its charter)

Maryland	001-36271	90-1026709
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

11200 W Plank Ct, Wauwatosa, Wisconsin 53226

(Address of principal executive offices)

414-761-1000

Registrant’s telephone number, including area code:

Not Applicable

Former name or former address, if changed since last report

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol		Name of each exchange on which registered
Common Stock, $0.01 Par Value		WSBF		The NASDAQ Stock Market, LLC

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities and Exchange Act of 1934.

☐	Emerging growth company

☐	If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

Item 8.01 Other Events.

On April 27, 2026, Waterstone Financial, Inc. issued a press release announcing that the Company's Board of Directors authorized the repurchase of up to an additional 2,000,000 shares of the Company's outstanding shares of common stock under its existing repurchase program. Combined with the shares authorized today, there are 2,148,285 shares available for repurchase under the Company's repurchase program.

A copy of the press release is filed as Exhibit 99.1 attached to this report and incorporated by reference.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

Exhibit No.	Description

99.1	Press release of Waterstone Financial, Inc. issued April 27, 2026 .

104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

		Waterstone Financial, Inc.

Date: April 27, 2026		/s/ William F. Bruss
		Name: William F. Bruss
		Title: Chief Executive Officer

EXHIBIT INDEX

Exhibit No.	Description

99.1	Press release of Waterstone Financial, Inc. issued April 27, 2026

104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

Exhibit 99.1

WATERSTONE FINANCIAL, INC.

WATERSTONE BANK

11200 W. PLANK CT.

WAUWATOSA, WI 53226

Contact:

Mark R. Gerke

Chief Financial Officer

414.459.4012

[email protected]

FOR IMMEDIATE RELEASE

WATERSTONE FINANCIAL, INC. ANNOUNCES EXPANSION OF SHARE REPURCHASE PROGRAM

Wauwatosa, Wis. — 4/27/2026 — Waterstone Financial, Inc. (NASDAQ: WSBF) (the "Company") announced that on April 27, 2026, its Board of Directors authorized the repurchase of up to an additional 2,000,000 shares of the Company’s outstanding shares of common stock under its existing repurchase program. Prior to this authorization, 148,285 shares remained available to repurchase under the existing program. Combined with the shares authorized today, the total 2,148,285 shares available for repurchase represent approximately 11.9% of the Company’s issued and outstanding shares of common stock as of April 27, 2026. The timing of the repurchases will depend on certain factors, including but not limited to market conditions and prices, available funds and alternative uses of capital. The stock repurchase program may be carried out through open-market repurchases, block trades, negotiated private transactions and pursuant to a trading plan that will be adopted in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934. Any repurchased shares will be treated as authorized but unissued by the Company. The repurchase program may be suspended, terminated or modified at any time for any reason, including market conditions, the cost of repurchasing shares, the availability of alternative investment opportunities, liquidity, and other factors deemed appropriate. The repurchase program does not obligate the Company to repurchase any particular number of shares.

About Waterstone Financial, Inc:

Waterstone Financial, Inc. is the savings and loan holding company for WaterStone Bank. WaterStone Bank was established in 1921 and offers a full suite of personal and business banking products. The Bank has branches in Wauwatosa/State St, Brookfield, Fox Point/North Shore, Franklin/Hales Corners, Germantown/Menomonee Falls, Greenfield/Loomis Rd, Milwaukee/Oklahoma Ave, Oak Creek/27th St, Oak Creek/Howell Ave, Oconomowoc/Lake Country, Pewaukee, Waukesha, West Allis/Greenfield Ave, and West Allis/National Ave, Wisconsin. WaterStone Bank is the parent company to Waterstone Mortgage, which has the ability to lend in 48 states. For more information about WaterStone Bank, go to http://www.wsbonline.com.

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