Sarah R. Opperman - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Sarah R. Opperman has filed 1 SEC Form 4 filing across 1 company in the last 90 days - buying. Lifetime open-market purchases: $14K.
Profile
Sarah R. Opperman holds the role of Director at ISABELLA BANK CORP (ISBA). Opperman has reported 6 insider filings with the SEC since 2024. The most recent filing was in June 2026.
| Role | Director |
|---|---|
| Notability | 26/100 |
Board memberships
- ISABELLA BANK CORP
Reported roles
- Director
Trading Pattern
InsiderAlpha's records for Sarah R. Opperman go back to 2024: 6 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $14K (1 buy totaling $14K). The largest single buy on record is $14K of ISBA in 2026. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Sarah R. Opperman has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Director at ISABELLA BANK CORP (ISBA) - 6 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-03 | ISBA | ISABELLA BANK CORP | A - Grant or award | 43 | $41.49 | $2K |
| 2026-03-04 | ISBA | ISABELLA BANK CORP | A - Grant or award | 36 | $48.54 | $2K |
| 2026-01-23 | ISBA | ISABELLA BANK CORP | P - Open-market purchase | 277 | $49.58 | $14K |
| 2025-12-03 | ISBA | ISABELLA BANK CORP | A - Grant or award | 40 | $43.50 | $2K |
| 2025-09-02 | ISBA | ISABELLA BANK CORP | A - Grant or award | 52 | $33.13 | $2K |
| 2024-12-04 | ISBA | ISABELLA BANK CORP | A - Grant or award | 67 | $24.80 | $2K |
Companies - Last 90 Days
- ISABELLA BANK CORP (ISBA) - 1 filing, last 2026-06-03
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Sarah R. Opperman has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Jae A. Evans - $103K of ISBA open-market activity in the last 12 months
- Melinda Marie Coffin - $22K of ISBA open-market activity in the last 12 months
- Brian Roy Sackett - $20K of ISBA open-market activity in the last 12 months
- Neil Michael McDonnell - $17K of ISBA open-market activity in the last 12 months
- Jill Bourland - $14K of ISBA open-market activity in the last 12 months
- Jerome E. Schwind - $12K of ISBA open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Nicholas S. Schorsch
- Trygve Seglem
- Lawrence B. Seidman
- Thomas J. Shaw
- Silver Point Capital L.P.
- SilverBay Capital Management LLC
- Michael Simanovsky
- Bob R. Simpson
Frequently Asked Questions
Who is Sarah R. Opperman?
Sarah R. Opperman holds the role of Director at ISABELLA BANK CORP (ISBA). Opperman has reported 6 insider filings with the SEC since 2024. The most recent filing was in June 2026.…
How many SEC Form 4 filings has Sarah R. Opperman submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Sarah R. Opperman been buying or selling stock?
Recorded transactions: 1 open-market purchase ($14K) and 0 open-market sales across all tracked filings.
Where can I see all of Sarah R. Opperman's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Sarah R. Opperman profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.