# EDGAR Filing Document

**Accession Number:** 0000842517
**File Stem:** 0000000000-26-004006
**Filing Date:** 2026-4
**Character Count:** 2454
**Document Hash:** 890992adee3679cd7eeaf62940b1123e
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000000000-26-004006.hdr.sgml**: 20260521

**ACCESSION NUMBER**: 0000000000-26-004006

**CONFORMED SUBMISSION TYPE**: UPLOAD

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260420

**FILED FOR**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ISABELLA BANK CORP
- **CENTRAL INDEX KEY:** 0000842517
- **STANDARD INDUSTRIAL CLASSIFICATION:** STATE COMMERCIAL BANKS [6022]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 382830092
- **STATE OF INCORPORATION:** MI
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** UPLOAD
- **SEC FILE NUMBER:** 333-295098

**BUSINESS ADDRESS:**
- **STREET 1:** 401 NORTH MAIN STREET
- **CITY:** MT PLEASANT
- **STATE:** MI
- **ZIP:** 48858
- **BUSINESS PHONE:** 9897729471

**MAIL ADDRESS:**
- **STREET 1:** 401 NORTH MAIN STREET
- **CITY:** MT PLEASANT
- **STATE:** MI
- **ZIP:** 48858

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ISABELLA BANK Corp
- **DATE OF NAME CHANGE:** 20170403

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ISABELLA BANK CORP
- **DATE OF NAME CHANGE:** 20080602

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** IBT BANCORP INC /MI/
- **DATE OF NAME CHANGE:** 19920703
**PUBLIC REFERENCE ACCESSION NUMBER**: 0000842517-26-000088

## Text-Extract

```

                                                           April 20, 2026

Jerome E. Schwind
Chief Executive Officer
Isabella Bank Corporation
401 N. Main Street
Mt. Pleasant, MI 48858

       Re: Isabella Bank Corporation
           Registration Statement on Form S-3
           Filed April 16, 2026
           File No. 333-295098
Dear Jerome E. Schwind:

       This is to advise you that we have not reviewed and will not review your
registration
statement.

        Please refer to Rules 460 and 461 regarding requests for acceleration.
We remind you
that the company and its management are responsible for the accuracy and
adequacy of their
disclosures, notwithstanding any review, comments, action or absence of action
by the staff.

       Please contact Madeleine Joy Mateo at 202-551-3465 with any questions.

                                                           Sincerely,

                                                           Division of
Corporation Finance
                                                           Office of Finance
cc:    Josh T. McNulty, Esq.

```

### Attached PDF Documents

**Attachment 1:** `filename1`

_No text found in this document._