Kristina Robbins

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
28 May 24	FIBK First Interstate BancSystem	Common Stock	Payment of exercise	Dispose F	No	No	26.5	257	6.81 k	13,220
15 Mar 24	FIBK First Interstate BancSystem	Common Stock	Grant	Acquire A	No	No	0	5,051	0.00	13,441
15 Mar 24	FIBK First Interstate BancSystem	Common Stock	Payment of exercise	Dispose F	No	No	25.21	365	9.20 k	8,390
15 Mar 24	FIBK First Interstate BancSystem	Common Stock	Payment of exercise	Dispose F	No	No	25.21	178	4.49 k	8,755
15 Mar 24	FIBK First Interstate BancSystem	Common Stock	Payment of exercise	Dispose F	No	No	25.21	114	2.87 k	8,933
15 Mar 24	FIBK First Interstate BancSystem	Common Stock	Grant	Acquire A	No	No	0	5,051	0.00	13,477
15 Mar 24	FIBK First Interstate BancSystem	Common Stock	Payment of exercise	Dispose F	No	No	25.21	329	8.29 k	8,426
7 Feb 24	FIBK First Interstate BancSystem	Common Stock	Sell	Dispose S	No	No	25.83	2,710	70.00 k	9,047

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.