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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

 

Date of Report (Date of earliest event reported): August 6, 2025

 

INTERNATIONAL BANCSHARES CORPORATION

(Exact name of registrant as specified in its charter)

 

Texas   000-9439   74-2157138
(State or other jurisdiction
of incorporation)
 

(Commission
File Number)

  (IRS Employer
Identification No.)

 

1200 San Bernardo, Laredo, Texas   78040-1359
(Address of principal executive offices)   (Zip Code)

 

Registrant’s telephone number, including area code:   (956) 722-7611

 

None

(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 (see General Instruction A.2.below):

 

¨ 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 250.13e-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   IBOC   The Nasdaq Stock 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 5.03Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.

 

On August 6, 2025, following the effectiveness of amendments to the Texas Business Organizations Code (“TBOC”), the Board of Directors of International Bancshares Corporation (“IBC”) approved and adopted the Second Amended and Restated By-Laws of IBC (the “By-Laws”) in order to specify that a shareholder or group of shareholders may not institute or maintain a derivative proceeding unless that shareholder or group of shareholders beneficially own three percent of IBC’s issued and outstanding common stock, par value $1.00 per share, at the time such derivative proceeding is instituted.

 

In addition, the By-Laws were amended to provide that the Texas Business Court located in the Fourth Business Court Division or, if such court lacks jurisdiction the United States District Court for the Southern District of Texas, or if such court lacks jurisdiction the state district court of Webb County will be the sole and exclusive forum for any filing or claim unless agreed to otherwise. The amendments to the By-Laws also provide that, to the fullest extent permitted by applicable law, each shareholder, director, and officer irrevocably and unconditionally waives any right they may have to a trial by jury in any legal action, proceeding, cause of action, or counterclaim concerning any internal entity claim and in any other claim, action, or proceeding against IBC. Any person or entity purchasing or otherwise acquiring or holding any interest in shares of capital stock of IBC shall be deemed to have notice of and consented to these provisions. Other matters pertaining to the internal governance and operations were also updated.

 

The By-Laws became effective on August 6, 2025.

 

A copy of the By-Laws is attached as Exhibit 3.1, to this Current Report on Form 8-K, and is incorporated herein by reference in its entirety.

 

Item 9.01Financial Statements and Exhibits.

 

3.1Second Amended and Restated By-Laws

 

104Cover 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.

 

  INTERNATIONAL BANCSHARES CORPORATION
   
   
  By: /s/ Dennis E. Nixon
   

Dennis E. Nixon,

President and Chairman of the Board

     
August 12, 2025