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 $1.3M · 3net −$1.3M
$10k$10k$100k$100k$1M$1MbuyssalesJun 27Jul 12Jul 27Aug 12Aug 27Sep 12Sep 27

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%
Jul 16, 2026 SForm 4 →Jul 16, 7:01 pm EDTFIRST INTERSTATE BANCSYSTEM INCFIBK10,000$40.30$403,000842,738−1.17%

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.