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FIBK
First Interstate BancSystem, Inc. Common Stock (DE)
stock NASDAQ

At Close

Jul 2, 2026 3:59:56 PM EDT

39.15USD-0.267%(-0.11)896,860

33.28Bid 44.43Ask 11.15Spread

Pre-market

0.00USD-100.000%(-39.26)0

After-hours

Jul 2, 2026 4:00:30 PM EDT

39.15USD-0.013%(0.00)178,258

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
13	48	1	1,003

Puts

Calls

Puts

Calls

Puts

Calls

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
50.00 C	0	0%	0			FIBK261218C00050000
45.00 C	0.80	0%	1	1	07-01	FIBK261218C00045000
40.00 C	1.10	-38.89%	3	47	05-13	FIBK261218C00040000
35.00 C	3.85	0.00%	10	13	06-29	FIBK261218C00035000
30.00 C	0	0%	0			FIBK261218C00030000
25.00 C	0	0%	0			FIBK261218C00025000
22.50 C	0	0%	0			FIBK261218C00022500
20.00 C	0	0%	0			FIBK261218C00020000
17.50 C	0	0%	0			FIBK261218C00017500

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
50.00 P	0	0%	0			FIBK261218P00050000
45.00 P	9.13	0%	1	1	06-15	FIBK261218P00045000
40.00 P	0	0%	0			FIBK261218P00040000
35.00 P	0	0%	0			FIBK261218P00035000
30.00 P	1.50	-9.09%	1	1,001	05-11	FIBK261218P00030000
25.00 P	0.50	0.00%	1	2	06-17	FIBK261218P00025000
22.50 P	0	0%	0			FIBK261218P00022500
20.00 P	0	0%	0			FIBK261218P00020000
17.50 P	0	0%	0			FIBK261218P00017500