Summary
Updated Aug 31, 2026
Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees is 10% Owner of FIRST INTERSTATE BANCSYSTEM INC (FIBK). 6 SEC Form 4 filings on record, most recently on 1 December 2025. Most recent open-market trade: sold $328K of FIBK on 1 December 2025. Lifetime open-market sales: $4.52M.
Recent Transactions
9Every recent SEC Form 4 transaction Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees go back to 2025: 6 primary Form 4 filings, an average of 3.0 per year. 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.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Jonathan R. Scott - $4.22M of FIBK open-market activity in the last 12 months
- John M. Heyneman Jr. - $2.07M of FIBK open-market activity in the last 12 months
- Julie A. Scott - $540K of FIBK open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees?
Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees is a trust, tracked as 10% Owner of FIRST INTERSTATE BANCSYSTEM INC (FIBK). InsiderAlpha holds 6 primary Form 4 filings for it, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees last file a Form 4?
The most recent primary Form 4 on record is dated 1 December 2025, one of 6 filings going back to 2025.
Has Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees been buying or selling stock?
Recorded transactions: 0 open-market purchases and 6 open-market sales ($4.52M) across all tracked filings.
Where can I see all of Susan Scott Heyneman Trust, Susan Heyneman First Interstate Wealth Management Co-Trustees'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.
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