FIBK (First Interstate BancSystem, Inc. Common Stock (DE))
Expected Move & Straddle Price History
The expected move for FIBK is derived from at-the-money straddle pricing — the market's implied one-standard-deviation move through the next 30 days. Comparing it to realized moves reveals when options are pricing in too much (premium-selling regime) vs too little (premium-buying regime).
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.
Current FIBK Expected Move
30-Day Straddle
$3.25
7-Day Straddle
$2.00
Avg IV
0.7%
IV Rank
26%
Implied one-standard-deviation move through the next 30 days. Compare to FIBK's realized
move over the same window to gauge whether options are pricing in too much (premium-selling regime)
or too little (premium-buying regime). The
Expected Move Tracker ranks every symbol by
this measure.
FIBK Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260608 | $3.25 | $2.00 | 0.7% | 26% |
| 20260605 | $3.25 | $2.25 | 0.6% | 17% |
| 20260604 | $3.55 | $2.50 | 0.5% | 10% |
| 20260603 | $3.02 | $2.23 | 0.6% | 16% |
| 20260602 | $2.33 | $2.33 | 1.1% | 72% |
| 20260601 | $2.17 | $2.17 | 1.1% | 71% |
| 20260529 | $2.45 | $2.45 | 1.1% | 71% |
| 20260528 | $2.30 | $2.30 | 0.9% | 47% |
| 20260527 | $2.60 | $2.60 | 0.9% | 49% |
| 20260526 | $2.48 | $2.48 | 0.9% | 46% |
| 20260522 | $2.65 | $2.65 | 0.8% | 35% |
| 20260521 | $2.77 | $2.77 | 0.9% | 48% |
| 20260520 | $2.60 | $2.60 | 0.8% | 36% |
| 20260519 | $2.75 | $2.75 | 0.9% | 49% |
| 20260518 | $2.75 | $2.75 | 0.8% | 36% |
| 20260515 | $2.83 | $1.18 | 0.8% | 38% |
| 20260514 | $2.92 | $2.12 | 0.8% | 38% |
| 20260513 | $3.02 | $1.27 | 0.8% | 40% |
| 20260512 | $2.95 | $1.12 | 0.8% | 40% |
| 20260511 | $2.95 | $1.23 | 0.8% | 43% |
| 20260510 | $3.40 | $2.03 | 0.7% | 31% |
| 20260508 | $3.40 | $2.03 | 0.7% | 32% |
| 20260507 | $3.42 | $2.47 | 0.8% | 31% |
| 20260506 | $3.38 | $2.08 | 0.7% | 24% |
| 20260505 | $3.33 | $1.92 | 0.7% | 26% |
| 20260504 | $3.33 | $1.95 | 0.7% | 25% |
| 20260502 | $1.90 | $1.90 | 1.0% | 54% |
| 20260501 | $1.90 | $1.90 | 1.2% | 69% |
| 20260430 | $2.02 | $2.02 | 0.8% | 38% |
| 20260429 | $2.33 | $2.33 | 1.0% | 48% |
| 20260428 | $2.52 | $2.52 | 0.9% | 42% |
| 20260427 | $2.17 | $2.17 | 1.0% | 48% |
| 20260424 | $2.35 | $2.35 | 0.8% | 39% |
| 20260423 | $2.40 | $2.40 | 0.7% | 28% |
| 20260422 | $2.80 | $2.80 | 0.7% | 26% |
| 20260421 | $2.67 | $2.67 | 0.8% | 33% |
| 20260420 | $3.20 | $3.20 | 0.8% | 32% |
| 20260417 | $2.95 | $0.88 | 0.7% | 26% |
| 20260416 | $3.20 | $1.65 | 0.7% | 28% |
| 20260415 | $3.17 | $1.38 | 0.8% | 31% |
| 20260414 | $3.12 | $1.35 | 0.8% | 31% |
| 20260413 | $3.17 | $1.48 | 0.6% | 22% |
| 20260410 | $3.27 | $1.70 | 0.7% | 24% |
| 20260409 | $3.53 | $1.95 | 0.6% | 18% |
| 20260408 | $3.45 | $1.82 | 0.5% | 12% |
| 20260407 | $3.83 | $2.38 | 0.7% | 23% |
| 20260406 | $3.65 | $2.12 | 0.6% | 15% |
| 20260402 | $3.83 | $2.35 | 0.6% | 19% |
| 20260401 | $2.27 | $2.27 | 0.9% | 41% |
| 20260331 | $2.55 | $2.55 | 0.9% | 42% |
| 20260330 | $2.85 | $2.85 | 0.8% | 32% |
| 20260327 | $2.82 | $2.82 | 0.7% | 21% |
| 20260326 | $2.55 | $2.55 | 0.8% | 34% |
| 20260325 | $2.65 | $2.65 | 0.6% | 19% |
| 20260324 | $2.65 | $2.65 | 0.7% | 25% |
| 20260323 | $2.75 | $2.75 | 0.7% | 26% |
| 20260320 | $3.98 | $2.80 | 0.7% | 24% |
| 20260319 | $3.85 | $2.90 | 0.7% | 23% |
| 20260318 | $3.65 | $2.35 | 0.7% | 21% |
| 20260317 | $3.23 | $2.08 | 0.6% | 19% |