1 unchanged sentence
Securities Trading Plans of Executive Officers
−Removed: During the fiscal quarter ended June 30, 2025, none of the Corporation’s directors or officers adopted, modified or terminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” in each case as defined in Item 408 of Regulation S-K.
+Added: During the fiscal quarter ended September 30, 2025, none of the Corporation’s directors or officers adopted , modified or terminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” in each case as defined in Item 408 of Regulation S-K.
Exhibit Number Exhibits
4 unchanged sentences
Amendment to the Articles of Incorporation ( 5 )
−Removed: Amended Bylaws (5)
−Removed: Amendment to Bylaws (6)
−Removed: Amendment to Bylaws (8)
−Removed: Amendment to Bylaws (9)
−Removed: Award Agreeme nt for Jerome Schwind (10)
−Removed: Award Agreement for Neil McDonnell (10)
−Removed: Award Agreement for William Sc haefer (10)
−Removed: Isabella Bank Corporation Amended and Restated Supplemental Executive Retirement Plan (10)
+Added: Second A mended and Restated Bylaws , as amended on September 24, 2025 ( 6 )
Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 by the Principal Executive Officer
8 unchanged sentences
104 Cover Page Interactive Data File
−Removed: * Management Contract or Compensatory Plan or Arrangement.
* In accordance with Rule 406T of Regulations S-T, the XBRL related information shall not be deemed to be “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liability of that section, and shall not be part of any registration statement or other document filed under the Securities Act or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.
3 unchanged sentences
(4) Previously filed as an Exhibit to Isabella Bank Corporation Form 10-K, filed March 27, 2001, and incorporated herein by reference.
−Removed: (5) Previously filed as an Exhibit to Isabella Bank Corporation Form 10-K, filed March 16, 2005, and incorporated herein by reference.
−Removed: (6) Previously filed as an Exhibit to Isabella Bank Corporation Form 8-K, filed November 22, 2006, and incorporated herein by reference.
(5) Previously filed as an Exhibit to Isabella Bank Corporation Form 8-K, filed May 16, 2008, and incorporated herein by reference.
−Removed: (8) Previously filed as an Exhibit to Isabella Bank Corporation Form 8-K, filed August 28, 2009, and incorporated herein by reference.
−Removed: (9) Previously filed as an Exhibit to Isabella Bank Corporation Form 8-K, filed December 23, 2009, and incorporated herein by reference.
−Removed: (10) Previously filed as an Exhibit to Isabella Bank Corporation Form 8-K, filed April 7, 2025, and incorporated herein by reference.
+Added: (6) Previously filed as an Exhibit to Isabella Bank Corporation Form 8-K, filed September 30, 2025, and incorporated herein by reference.
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 thereunto duly authorized.
Isabella Bank Corporation
−Removed: August 11, 2025 /s/ Jerome E.
+Added: November 10, 2025 /s/ Jerome E.
President and Chief Executive Officer
(Principal Executive Officer)
−Removed: August 11, 2025 /s/ William M.
−Removed: Chief Financial Officer
+Added: November 10, 2025 /s/ Neil M.
+Added: Isabella Bank President and Interim Chief Financial Officer
(Principal Financial Officer)
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.