FilingIndex
10-KThe Record

FIRST INTERSTATE BANCSYSTEM INC files 10-K

Filed Feb 26, 2026 · 4mo ago · Accession 0000860413-26-000011

Plain English

Annual report — full-year financials, business overview, and risk factors.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
FIBK
CIK
860413
Form type
10-K
Filing date
Feb 26, 2026
Report date
Dec 31, 2025
Document
fibk-20251231.htm
Size
26.5 MB