SEC Form 4 · accession 0000842517-26-000211
ISABELLA BANK CORP · ISBA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Sarah R Opperman
Director
Period of report
Sep 1, 2026
Accepted (ET)
Sep 3, 2026 · 1:04 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000842517
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| common | Sep 1, 2026 | A | 46 | $38.55 | A | 24,587 | D |
Table II — derivative securities
No Table II lines on this filing.