KMX (CarMax Inc.)
Expected Move & Straddle Price History
The expected move for KMX 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 KMX Expected Move
30-Day Straddle
$8.45
7-Day Straddle
$2.88
Avg IV
0.7%
IV Rank
33%
Implied one-standard-deviation move through the next 30 days. Compare to KMX'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.
KMX Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260911 | $8.45 | $2.88 | 0.7% | 33% |
| 20260910 | $8.50 | $2.88 | 0.7% | 28% |
| 20260909 | $8.90 | $3.55 | 0.8% | 47% |
| 20260908 | $8.75 | $3.62 | 0.7% | 34% |
| 20260904 | $9.10 | $3.85 | 0.7% | 26% |
| 20260903 | $8.60 | $4.58 | 0.6% | 24% |
| 20260902 | $4.55 | $4.55 | 1.0% | 66% |
| 20260901 | $4.30 | $4.30 | 0.8% | 46% |
| 20260831 | $4.55 | $4.55 | 1.2% | 93% |
| 20260828 | $4.47 | $4.47 | 1.1% | 75% |
| 20260827 | $5.75 | $5.75 | 1.1% | 77% |
| 20260826 | $5.25 | $5.25 | 0.9% | 60% |
| 20260825 | $5.53 | $5.53 | 0.8% | 45% |
| 20260824 | $5.60 | $5.60 | 0.8% | 44% |
| 20260821 | $5.72 | $0.53 | 0.9% | 55% |
| 20260820 | $5.72 | $2.00 | 0.9% | 58% |
| 20260819 | $5.50 | $2.10 | 0.6% | 18% |
| 20260818 | $5.25 | $1.95 | 0.9% | 54% |
| 20260817 | $5.88 | $2.45 | 0.8% | 38% |
| 20260814 | $5.65 | $2.67 | 0.7% | 28% |
| 20260813 | $5.67 | $2.88 | 0.6% | 14% |
| 20260812 | $6.05 | $3.15 | 0.7% | 29% |
| 20260811 | $6.10 | $3.28 | 0.8% | 40% |
| 20260810 | $6.53 | $3.60 | 0.6% | 17% |
| 20260806 | $7.55 | $4.42 | 0.6% | 24% |
| 20260805 | $4.65 | $4.65 | 0.8% | 44% |
| 20260804 | $4.22 | $4.22 | 0.9% | 50% |
| 20260803 | $4.47 | $4.47 | 0.5% | 12% |
| 20260731 | $4.72 | $4.72 | 0.6% | 24% |
| 20260730 | $4.92 | $4.92 | 0.6% | 17% |
| 20260729 | $5.10 | $5.10 | 0.8% | 38% |
| 20260728 | $5.28 | $5.28 | 0.6% | 16% |
| 20260727 | $5.50 | $5.50 | 0.6% | 16% |
| 20260724 | $5.55 | $5.55 | 0.7% | 26% |
| 20260723 | $5.70 | $5.70 | 0.5% | 6% |
| 20260722 | $5.70 | $5.70 | 0.7% | 24% |
| 20260721 | $5.83 | $5.83 | 0.5% | 6% |
| 20260720 | $5.95 | $5.95 | 0.6% | 18% |
| 20260716 | $6.30 | $1.48 | 0.6% | 20% |
| 20260715 | $6.43 | $2.12 | 0.5% | 10% |
| 20260714 | $6.22 | $2.03 | 0.4% | 0% |
| 20260713 | $6.35 | $2.40 | 0.5% | 4% |
| 20260710 | $6.28 | $2.62 | 0.5% | 5% |
| 20260709 | $6.18 | $2.77 | 0.5% | 0% |
| 20260708 | $6.18 | $2.90 | 0.5% | 2% |
| 20260707 | $5.80 | $3.10 | 0.5% | 0% |
| 20260706 | $6.22 | $3.28 | 0.5% | 0% |
| 20260702 | $3.42 | $3.42 | 0.9% | 47% |
| 20260701 | $3.62 | $3.62 | 1.3% | 100% |
| 20260630 | $3.77 | $3.77 | 0.8% | 42% |
| 20260629 | $3.85 | $3.85 | 1.1% | 85% |
| 20260626 | $4.08 | $4.08 | 0.9% | 49% |
| 20260625 | $4.25 | $4.25 | 0.8% | 38% |
| 20260624 | $4.30 | $4.30 | 0.9% | 55% |
| 20260623 | $4.35 | $4.35 | 0.8% | 37% |
| 20260622 | $4.53 | $4.53 | 1.0% | 72% |
| 20260618 | $5.30 | $1.10 | 0.8% | 40% |
| 20260617 | $4.93 | $1.73 | 0.7% | 18% |
| 20260616 | $8.00 | $6.60 | 0.9% | 50% |
| 20260615 | $8.00 | $6.53 | 0.9% | 53% |