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First Interstate BancSystem Inc (FIBK)

	Symbol	Exchange	Currency
	FIBK	NASDAQ	USD	Real-time
	FIBK	Frankfurt	EUR	Delayed

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33.49 -0.70 -2.05%

21:17:15 - Real-time Cboe. Currency in USD

Type: Equity

Market: United States

Volume: 990,278
Bid/Ask: 0.00 / 0.00
Day's Range: 32.71 - 33.61

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First Interstate BancSystem Option Chain

Get free option data for FIBK. You'll find Call and Put Strike Prices, Last Price, Change, Volume, Implied Volatility, Theoretical and Greeks for First Interstate BancSystem options for the expiration dates selected. Below this information you can also find an open interest chart for the stock's options.

Expiration Date:

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Strike Price:

Quotes Analysis

Mar 09, 2026 19:06 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
24.01	0%	17.5	19.5	0	15.00	0.18	0%	0	0.55	0
FIBK Call 15.00 Exp: Mar 20, 2026 Last: 24.01 Chg.: 0% SymbolFIBK\|20260320\|15.00C Delta0.9925 Imp Vol2.0781 Bid17.5 Gamma0.0017 Theoretical18.5 Ask19.5 Theta-0.0094 Intrinsic Value18.42 Volume0 Vega0.0011 Time Value5.59 Open Interest0 Rho0.0017 Delta / Theta-105.4986 FIBK Put 15.00 Exp: Mar 20, 2026 Last: 0.18 Chg.: 0% SymbolFIBK\|20260320\|15.00P Delta-0.0508 Imp Vol3.4608 Bid0 Gamma0.0052 Theoretical0.55 Ask0.55 Theta-0.0956 Intrinsic Value-18.42 Volume0 Vega0.0061 Time Value18.6 Open Interest2 Rho-0.0006 Delta / Theta0.532
0	0%	14.8	17	0	17.50	0	0%	0	0.55	0
FIBK Call 17.50 Exp: Mar 20, 2026 Last: 0 Chg.: 0% SymbolFIBK\|20260320\|17.50C Delta0 Imp Vol0 Bid14.8 Gamma0 Theoretical0 Ask17 Theta0 Intrinsic Value15.92 Volume0 Vega0 Time Value-15.92 Open Interest0 Rho0 Delta / Theta0 FIBK Put 17.50 Exp: Mar 20, 2026 Last: 0 Chg.: 0% SymbolFIBK\|20260320\|17.50P Delta-0.0613 Imp Vol2.8905 Bid0 Gamma0.0072 Theoretical0.55 Ask0.55 Theta-0.0926 Intrinsic Value-15.92 Volume0 Vega0.007 Time Value15.92 Open Interest0 Rho-0.0008 Delta / Theta0.6626
15.2	0%	12.5	14.6	0	20.00	0.65	0%	0	0.55	0
FIBK Call 20.00 Exp: Mar 20, 2026 Last: 15.2 Chg.: 0% SymbolFIBK\|20260320\|20.00C Delta0.9772 Imp Vol1.5989 Bid12.5 Gamma0.0058 Theoretical13.55 Ask14.6 Theta-0.0207 Intrinsic Value13.42 Volume0 Vega0.003 Time Value1.78 Open Interest7 Rho0.0031 Delta / Theta-47.1823 FIBK Put 20.00 Exp: Mar 20, 2026 Last: 0.65 Chg.: 0% SymbolFIBK\|20260320\|20.00P Delta-0.074 Imp Vol2.3957 Bid0 Gamma0.0101 Theoretical0.55 Ask0.55 Theta-0.0888 Intrinsic Value-13.42 Volume0 Vega0.0081 Time Value14.07 Open Interest3 Rho-0.0009 Delta / Theta0.8341
					33.42	Price @ Mar 09, 2026 19:06 GMT
1.1	0%	0.05	1	0	35.00	1.1	0%	1.15	2.8	0
FIBK Call 35.00 Exp: Mar 20, 2026 Last: 1.1 Chg.: 0% SymbolFIBK\|20260320\|35.00C Delta0.3081 Imp Vol0.4776 Bid0.05 Gamma0.1267 Theoretical0.53 Ask1 Theta-0.0439 Intrinsic Value-1.58 Volume0 Vega0.0204 Time Value2.68 Open Interest135 Rho0.0027 Delta / Theta-7.027 FIBK Put 35.00 Exp: Mar 20, 2026 Last: 1.1 Chg.: 0% SymbolFIBK\|20260320\|35.00P Delta-0.7103 Imp Vol0.4348 Bid1.15 Gamma0.1349 Theoretical1.98 Ask2.8 Theta-0.0402 Intrinsic Value1.58 Volume0 Vega0.0198 Time Value-0.48 Open Interest2 Rho-0.0078 Delta / Theta17.6913
0.15	0%	0	0.6	0	40.00	4.2	0%	5.6	7.6	0
FIBK Call 40.00 Exp: Mar 20, 2026 Last: 0.15 Chg.: 0% SymbolFIBK\|20260320\|40.00C Delta0.1912 Imp Vol1.0651 Bid0 Gamma0.044 Theoretical0.6 Ask0.6 Theta-0.0763 Intrinsic Value-6.58 Volume0 Vega0.0158 Time Value6.73 Open Interest16 Rho0.0016 Delta / Theta-2.5068 FIBK Put 40.00 Exp: Mar 20, 2026 Last: 4.2 Chg.: 0% SymbolFIBK\|20260320\|40.00P Delta-0.9494 Imp Vol0.6025 Bid5.6 Gamma0.0289 Theoretical6.6 Ask7.6 Theta-0.0171 Intrinsic Value6.58 Volume0 Vega0.0059 Time Value-2.38 Open Interest3 Rho-0.0116 Delta / Theta55.6143
0.05	0%	0	0.5	0	45.00	0	0%	10.6	12.6	0
FIBK Call 45.00 Exp: Mar 20, 2026 Last: 0.05 Chg.: 0% SymbolFIBK\|20260320\|45.00C Delta0.135 Imp Vol1.3952 Bid0 Gamma0.0268 Theoretical0.5 Ask0.5 Theta-0.0798 Intrinsic Value-11.58 Volume0 Vega0.0126 Time Value11.63 Open Interest5 Rho0.0011 Delta / Theta-1.6931 FIBK Put 45.00 Exp: Mar 20, 2026 Last: 0 Chg.: 0% SymbolFIBK\|20260320\|45.00P Delta-0.9616 Imp Vol0.9141 Bid10.6 Gamma0.0152 Theoretical11.6 Ask12.6 Theta-0.02 Intrinsic Value11.58 Volume0 Vega0.0047 Time Value-11.58 Open Interest0 Rho-0.0117 Delta / Theta48.106

Open Positions

Calls

Puts

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