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International Bancshares (NASDAQ: IBOC) revises by-laws on shareholder lawsuits and forums

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

International Bancshares Corporation has adopted Third Amended and Restated By-Laws that significantly change how shareholders can bring legal claims related to the company’s internal affairs. The changes expand shareholders’ ability to file derivative lawsuits and broaden where such cases may be heard.

The new By-Laws remove the prior requirement that a shareholder or group must beneficially own three percent of the company’s outstanding common stock to institute or maintain a derivative proceeding. They also eliminate an exclusive forum clause that had restricted internal claims to specified Texas and federal courts, and they end a provision requiring shareholders, directors, and officers to waive their right to a jury trial for internal entity claims and other claims against the company, to the fullest extent permitted by law. These amendments took effect on May 12, 2026.

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Insights

By-law changes expand shareholder litigation venues and access.

International Bancshares Corporation revised its By-Laws to remove a three percent ownership threshold for derivative suits and to drop a prior exclusive forum clause. It also removed mandatory jury-trial waivers for shareholders, directors, and officers regarding internal entity claims and other claims against the company.

These revisions adjust the balance between management and shareholder rights in legal disputes. The impact for investors depends on how frequently shareholders pursue derivative actions and where courts ultimately hear such cases. Future company disclosures or case outcomes could illustrate how these governance changes operate in practice.

Item 5.03 Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year Governance
The company amended its charter documents, bylaws, or changed its fiscal year.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, or exhibit attachments filed with this report.
Third Amended and Restated By-Laws financial
"the Board of Directors of International Bancshares Corporation (“IBC”) approved and adopted the Third Amended and Restated By-Laws of IBC"
derivative proceeding financial
"may not institute or maintain a derivative proceeding unless that shareholder or group of shareholders beneficially own three percent"
A derivative proceeding is a lawsuit filed by a shareholder on behalf of the company to challenge alleged wrongdoing by officers, directors or others in control, when the company itself has not pursued the claim. Think of it as an owner taking legal action to fix harm done to shared property because the people running it won’t act; outcomes can expose liability, change management practices, and affect a company’s finances and stock value.
exclusive forum clause financial
"the By-Laws were amended to eliminate the exclusive forum clause which previously designated the Texas Business Court"
internal entity claim financial
"any legal action, proceeding, cause of action, or counterclaim concerning any internal entity claim and in any other claim"
Emerging growth company regulatory
"Emerging growth company On May 12, 2026, the Board of Directors"
An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.

FAQ

What governance change did International Bancshares Corporation (IBOC) make in its May 2026 8-K?
International Bancshares Corporation adopted Third Amended and Restated By-Laws. These revisions change shareholder litigation rights, including derivative suit access, court venue provisions, and jury-trial waivers. The By-Laws became effective on May 12, 2026, following approval by the Board of Directors.

How did IBOC change shareholder rights to bring derivative proceedings?
The new By-Laws remove the earlier requirement that a shareholder or group must beneficially own three percent of IBOC’s outstanding common stock to institute or maintain a derivative proceeding. This broadens who may pursue derivative actions related to the company’s internal affairs in court.

What happened to International Bancshares Corporation’s exclusive forum clause?
The By-Laws were amended to eliminate the exclusive forum clause. Previously, internal entity claims were restricted to specified Texas Business Court, federal, or Webb County state courts unless otherwise agreed. After this change, those courts are no longer designated as the sole and exclusive forums.

Did IBOC change jury-trial rights for shareholders, directors, and officers?
Yes. The amended By-Laws no longer require shareholders, directors, and officers to irrevocably waive their right to a jury trial for internal entity claims and other claims against International Bancshares Corporation, to the fullest extent permitted by applicable law, altering prior dispute-resolution provisions.

When did International Bancshares Corporation’s Third Amended and Restated By-Laws become effective?
The Third Amended and Restated By-Laws of International Bancshares Corporation became effective on May 12, 2026. The Board of Directors approved and adopted these By-Laws on the same date, and the company filed an accompanying Form 8-K describing the governance changes.

Is the full text of IBOC’s new By-Laws available to investors?
Yes. A copy of International Bancshares Corporation’s Third Amended and Restated By-Laws is attached as Exhibit 3.1 to the Form 8-K. The exhibit is incorporated by reference, allowing investors to review the detailed governance provisions directly.

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false --12-31 0000315709 0000315709 2026-05-12 2026-05-12 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

 

 

 

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): May 12, 2026

 

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 May 12, 2026, the Board of Directors of International Bancshares Corporation (“IBC”) approved and adopted the Third Amended and Restated By-Laws of IBC (the “By-Laws”) to remove the requirement 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 eliminate the exclusive forum clause which previously designated the Texas Business Court located in the Fourth Business Court Division or, if such court lacked jurisdiction the United States District Court for the Southern District of Texas, or if such court lacked jurisdiction the state district court of Webb County as the sole and exclusive forum for any filing or claim unless agreed to otherwise. The amendments to the By-Laws no longer require that each shareholder, director, and officer irrevocably and unconditionally waive 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, to the fullest extent permitted by applicable law.

 

The By-Laws became effective on May 12, 2026.

 

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.

 

3.1Third 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
     
   
May 12, 2026  

 

Source: View Original Filing on SEC EDGAR

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