Form4insider filings, from the source

Insider · CIK 0001361935

Jonathan R Scott

Files at: FIBK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $928k · 2net −$928k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 17Sep 22Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 SForm 4 →Sep 14, 7:21 pm EDTFIRST INTERSTATE BANCSYSTEM INCFIBK8,071$37.29$300,968817,738−0.98%
Sep 11, 2026 SForm 4 →Sep 14, 1:31 pm EDTFIRST INTERSTATE BANCSYSTEM INCFIBK16,929$37.03$626,881825,809−2.01%

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.