FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

North Reef Capital Management LP's Holding History (CIK: 0001867831)

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

Q4 2025

Shares 1,974,999 Value ($000) $68,335 Avg Close $32.13 Range $28.33 - $35.91

Q3 2025

Shares 850,000 Value ($000) $27,090 Avg Close $30.08 Range $26.44 - $33.09

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,974,999	$68,335	$32.13	$28.33 - $35.91
Q3 2025	850,000	$27,090	$30.08	$26.44 - $33.09