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

Market Open
Oct 1, 2026 3:23:39 PM EDT
35.67USD-0.196%(-0.07)887,142
35.66Bid   35.67Ask   0.01Spread
Pre-market
Sep 29, 2026 9:08:30 AM EDT
36.45USD+1.987%(+0.71)0
After-hours
Sep 29, 2026 4:37:30 PM EDT
36.00USD-0.028%(-0.01)0
OverviewOption ChainMax PainOption ChainPrice & VolumeDividendsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
Expiration Dates
Oct 16, 2026Nov 20, 2026Dec 18, 2026Mar 19, 2027

ITM/OTM for Dec 18, 2026View All Dates
Calls ITMCalls OTMPuts ITMPuts OTM
2625011,019


FIBK Dec 18, 2026 Exp. - Volume by Strike
Puts
Calls

FIBK Dec 18, 2026 Exp. - Open Interest by Strike

Puts
Calls

FIBK Dec 18, 2026 Exp. - Max Pain @ $35.00

Puts
Calls


FIBK Dec 18, 2026 Exp. - Option Chain
In the Money (ITM)
Calls
StrikePriceChangeVolOILastContract Name
50.00 C00%0FIBK261218C00050000
45.00 C0.50+25.00%2316808-13FIBK261218C00045000
40.00 C0.35-68.47%328209-21FIBK261218C00040000
35.00 C2.35-18.97%262609-29FIBK261218C00035000
30.00 C00%0FIBK261218C00030000
25.00 C00%0FIBK261218C00025000
22.50 C00%0FIBK261218C00022500
20.00 C00%0FIBK261218C00020000
17.50 C00%0FIBK261218C00017500
Puts
StrikePriceChangeVolOILastContract Name
50.00 P00%0FIBK261218P00050000
45.00 P9.130%1106-15FIBK261218P00045000
40.00 P00%0FIBK261218P00040000
35.00 P1.40-6.67%11408-19FIBK261218P00035000
30.00 P0.50-66.67%21,00308-14FIBK261218P00030000
25.00 P0.500.00%1206-17FIBK261218P00025000
22.50 P00%0FIBK261218P00022500
20.00 P00%0FIBK261218P00020000
17.50 P00%0FIBK261218P00017500


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