FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 157 Value ($000) $5 Avg Close $32.13 Range $28.33 - $35.91
Q3 2023
Shares 250 Value ($000) $6 Avg Close $22.08 Range $18.85 - $25.23
Q2 2023
Shares 250 Value ($000) $6 Avg Close $20.93 Range $17.61 - $24.79
Q3 2022
Shares 78 Value ($000) $3 Avg Close $32.17 Range $29.33 - $35.35
Q3 2020
Shares 175 Value ($000) $6 Avg Close $22.79 Range $19.82 - $25.19
Q2 2020
Shares 175 Value ($000) $5 Avg Close $22.21 Range $18.56 - $26.25
Q1 2020
Shares 175 Value ($000) $5 Avg Close $25.51 Range $17.70 - $29.72