FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

Weiss Asset Management LP's Holding History (CIK: 0001357550)

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

Q4 2025

Shares 21,846 Value ($000) $756 Avg Close $32.13 Range $28.33 - $35.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,846	$756	$32.13	$28.33 - $35.91