Investar Holding (ISTR) furnishes Q3 2025 results and presentation

Investar Holding Corporation (ISTR) furnished materials announcing its third quarter 2025 results.

Rhea-AI Filing Summary

Investar Holding Corporation (ISTR) furnished materials announcing its third quarter 2025 results. The company issued a press release and posted an earnings release and investor presentation, which include forward-looking statements with a related cautionary note. These materials are provided as Exhibit 99.1 and Exhibit 99.2 to a Form 8-K and, as stated under Item 2.02, are furnished rather than filed under the Exchange Act.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did ISTR announce in this filing?

Investar Holding Corporation furnished its third quarter 2025 earnings release and investor presentation.

Which exhibits were included with ISTR’s 8-K?

Exhibit 99.1 is the Q3 2025 earnings release and Exhibit 99.2 is the investor presentation.

What period do the results cover for ISTR?

The materials announce financial results for the quarter ended September 30, 2025.

How are the Q3 2025 materials treated under the Exchange Act?

They are furnished under Item 2.02 and not deemed filed for Section 18 liability.

Did ISTR include any cautionary language?

Yes. The materials include forward-looking statements and a cautionary note about factors that could cause actual results to differ.

What is ISTR’s trading symbol and exchange?

ISTR trades on The Nasdaq Global Market.

When were the exhibits dated?

Both the earnings release and investor presentation are dated October 20, 2025.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/20/2025 - 06:02 AM Learn about SEC filing dates

Filed by Investar Holding Corporation

Pursuant to Rule 425 under the Securities Act of 1933

Subject Company: Wichita Falls Bancshares, Inc.

Commission File Number: 333-290225

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): October 20, 2025

Investar Holding Corporation

(Exact name of registrant as specified in its charter)

Louisiana			001-36522			27-1560715
(State or other jurisdiction of incorporation)			(Commission File Number)			(I.R.S. Employer Identification No.)

10500 Coursey Blvd.

Baton Rouge, Louisiana 70816

(Address of principal executive offices) (Zip Code)

Registrant’s telephone number, including area code: (225) 227-2222

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))

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

Title of each class			Trading Symbol(s)			Name of each exchange on which registered
Common stock, $1.00 par value per share			ISTR			The Nasdaq Global Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

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 2.02 Results of Operations and Financial Condition

On October 20, 2025, Investar Holding Corporation (the “Company”), the holding company of Investar Bank, National Association (the “Bank”), issued a press release reporting third quarter 2025 results and posted on its website its third quarter 2025 earnings release and investor presentation. The materials contain forward-looking statements regarding the Company and include a cautionary note identifying important factors that could cause actual results to differ materially from those anticipated. Copies of the earnings release and investor presentation are furnished as Exhibit 99.1 and Exhibit 99.2 to this Current Report on Form 8-K.

The information contained in Item 2.02, including Exhibit 99.1 and Exhibit 99.2 of this Current Report, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

Exhibit Number						Description of Exhibit
99.1						Earnings release of Investar Holding Corporation dated October 20, 2025 announcing financial results for the quarter ended September 30, 2025
99.2						Investor presentation dated October 20, 2025
104						The cover page of Investar Holding Corporation’s Form 8-K is formatted in Inline XBRL

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.

			INVESTAR HOLDING CORPORATION
Date: October 20, 2025			By:			/s/ John J. D’Angelo
						John J. D’Angelo
						President and Chief Executive Officer