[8-K] SOUTHSIDE BANCSHARES INC Reports Material Event

Rhea-AI Filing Summary

Southside Bancshares, Inc. furnished an 8-K to disclose it issued a press release announcing financial results for the third quarter ended September 30, 2025. The press release is attached as Exhibit 99.1 and dated October 24, 2025.

The information under Item 2.02 is being furnished pursuant to General Instruction B.2 and is not deemed “filed” under Section 18 of the Exchange Act.

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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

October 24, 2025

Date of Report (Date of earliest event reported)

Southside Bancshares, Inc.

(Exact Name of Registrant as Specified in its Charter)

Texas			001-42396			75-1848732
(State or Other Jurisdiction of Incorporation)			(Commission File Number)			(IRS Employer Identification No.)

1201 S. Beckham Avenue,

Tyler,

TX

75701

(Address of Principal Executive Offices)

(Zip Code)

Registrant's telephone number, including area code: (903) 531-7111

NA

(Former Name or Former Address, if Changed Since Last Report)

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

Name of each exchange on which registered

Common stock, $1.25 par value

SBSI

New York Stock Exchange

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 24, 2025, Southside Bancshares, Inc. issued a press release announcing its financial results for the third quarter ended September 30, 2025. A copy of the press release is attached as Exhibit 99.1 hereto and is hereby incorporated herein by reference.

The information in this Current Report on Form 8-K, including the attached exhibit, is being furnished as provided in General Instruction B.2 to Form 8-K, to the Securities and Exchange Commission and shall not be deemed to be “filed” for purposes of Section 18 of the Securities and Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. Furthermore the information contained in this Current Report on Form 8-K shall not be deemed to be incorporated by reference in any filing with the Securities and Exchange Commission, except as shall be expressly provided by specific reference in such filing.

ITEM 9.01.  FINANCIAL STATEMENTS AND EXHIBITS

(D)Exhibits.  The following materials are furnished as exhibits to this Current Report on Form 8-K:

Exhibit Number						Description of Exhibit
99.1						Press release dated October 24, 2025
104						Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

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

						Southside Bancshares, Inc.
Date:  October 24, 2025			By:			/s/ JULIE N. SHAMBURGER
						Julie N. Shamburger, CPA
						Chief Financial Officer
						(Principal Financial Officer)

FAQ

What did Southside Bancshares (SBSI) announce in this 8-K?

It furnished a press release announcing financial results for the third quarter ended September 30, 2025.

Which exhibit contains the Q3 2025 results for SBSI?

Exhibit 99.1 contains the press release dated October 24, 2025.

Is the Q3 2025 information considered "filed" with the SEC?

No. The Item 2.02 information is furnished under General Instruction B.2 and not deemed “filed” under Section 18.

What is Southside Bancshares’ trading symbol and exchange?

The common stock trades under SBSI on the New York Stock Exchange.

What time period do the results cover for SBSI's press release?

The quarter ended September 30, 2025.

When was the press release issued?

The press release was dated October 24, 2025.