Form4insider filings, from the source

Insider · CIK 0002154828

Jeffery D. Lee

Files at: FIBK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 AForm 4 →Sep 16, 1:16 pm EDTFIRST INTERSTATE BANCSYSTEM INCFIBK5,417——5,417—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.