Form4.ai tracks every SEC insider trade in real time. See every ISBA insider filing with a free account — no card.
See every ISBA insider filing — free account, no card.
Free accountISABELLA BANK CORP (ISBA) has 12 SEC Form 4 insider filings on record in the last 90 days. That includes 3 insider purchases totalling $900. Most recent filing: Oct. 20, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Oct 20, 2026 SEC filing | Bourland Jill Director | Bought | $300 | +5.4% 7D |
| Sep 17, 2026 SEC filing | Bourland Jill Director | Bought | $300 | -6.8% 30D |
| Sep 3, 2026 SEC filing | Barnes Jeffrey J Director | Grant / award | $9,329 | — |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.