First Interstate BancSyst... (FIBK)
NASDAQ: FIBK
· Real-Time Price · USD
30.00
-0.61 (-1.99%)
At close: Aug 15, 2025, 3:59 PM
30.04
0.13%
After-hours: Aug 15, 2025, 04:34 PM EDT
FIBK Option Overview
Overview for all option chains of FIBK. As of August 15, 2025, FIBK options have an IV of 335.81% and an IV rank of 426.65%. The volume is 12 contracts, which is 70.59% of average daily volume of 17 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
335.81%IV Rank
426.65%Historical Volatility
28.38%IV Low
46.56% on Jan 31, 2025IV High
114.36% on Aug 14, 2025Open Interest (OI)
Today's Open Interest
2,569Put-Call Ratio
3.06Put Open Interest
1,937Call Open Interest
632Open Interest Avg (30-day)
2,276Today vs Open Interest Avg (30-day)
112.87%Option Volume
Today's Volume
12Put-Call Ratio
0Put Volume
12Call Volume
0Volume Avg (30-day)
17Today vs Volume Avg (30-day)
70.59%Option Chain Statistics
This table provides a comprehensive overview of all FIBK options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Aug 15, 2025 | 0 | 0 | 0 | 61 | 21 | 0.34 | 335.81% | 30 |
| Sep 19, 2025 | 0 | 0 | 0 | 180 | 113 | 0.63 | 71.5% | 25 |
| Oct 17, 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 90.33% | 15 |
| Dec 19, 2025 | 0 | 10 | 0 | 193 | 1,802 | 9.34 | 56.32% | 25 |
| Jan 16, 2026 | 0 | 1 | 0 | 196 | 0 | 0 | 42.97% | 7 |
| Mar 20, 2026 | 0 | 1 | 0 | 2 | 1 | 0.5 | 43.49% | 20 |