FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

GABELLI FUNDS LLC's Holding History (CIK: 0001081407)

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

Q4 2025

Shares 15,698 Value ($000) $543 Avg Close $32.13 Range $28.33 - $35.91

Q3 2025

Shares 15,698 Value ($000) $500 Avg Close $30.08 Range $26.44 - $33.09

Q2 2025

Shares 15,698 Value ($000) $452 Avg Close $25.62 Range $21.60 - $28.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,698	$543	$32.13	$28.33 - $35.91
Q3 2025	15,698	$500	$30.08	$26.44 - $33.09
Q2 2025	15,698	$452	$25.62	$21.60 - $28.14