Opperman Sarah R (CIK 1554598) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-03). Recent activity: Buy ISBA (43 shares), Buy ISBA (36 shares), Buy ISBA (277 shares), Buy ISBA (40 shares), Buy ISBA (52 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-03 | ISABELLA BANK CORP (ISBA) | Director | Buy | 43 | $1,784 |
| 2026-03-04 | ISABELLA BANK CORP (ISBA) | Director | Buy | 36 | $1,747 |
| 2026-01-23 | ISABELLA BANK CORP (ISBA) | Director | Buy | 277 | $13,750 |
| 2025-12-03 | ISABELLA BANK CORP (ISBA) | Director | Buy | 40 | $1,740 |
| 2025-09-04 | ISABELLA BANK CORP (ISBA) | Director | Buy | 52 | $1,723 |
| 2025-06-03 | ISABELLA BANK Corp (ISBA) | Director | Buy | 64 | $1,729 |
| 2025-03-05 | ISABELLA BANK Corp (ISBA) | Director | Buy | 69 | $1,697 |
Source: SEC Form 4 filings · as of 2026-06-03