CENX (Century Aluminum Co)
Expected Move & Straddle Price History
The expected move for CENX 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 CENX Expected Move
30-Day Straddle
$4.85
7-Day Straddle
$4.85
Avg IV
1.0%
IV Rank
16%
Implied one-standard-deviation move through the next 30 days. Compare to CENX'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.
CENX Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260901 | $4.85 | $4.85 | 1.0% | 16% |
| 20260831 | $5.18 | $5.18 | 1.0% | 15% |
| 20260828 | $5.65 | $5.65 | 0.9% | 12% |
| 20260827 | $5.65 | $5.65 | 0.9% | 8% |
| 20260826 | $5.65 | $5.65 | 0.9% | 6% |
| 20260825 | $6.33 | $6.33 | 0.9% | 9% |
| 20260824 | $5.97 | $5.97 | 0.9% | 11% |
| 20260821 | $6.28 | $2.33 | 0.9% | 6% |
| 20260820 | $6.43 | $2.27 | 0.9% | 6% |
| 20260819 | $6.12 | $2.55 | 0.8% | 3% |
| 20260818 | $6.25 | $2.75 | 0.8% | 3% |
| 20260817 | $6.70 | $3.90 | 0.8% | 3% |
| 20260814 | $7.47 | $3.83 | 0.8% | 2% |
| 20260813 | $7.70 | $3.40 | 0.8% | 4% |
| 20260812 | $7.58 | $4.10 | 0.9% | 6% |
| 20260811 | $8.95 | $4.33 | 0.9% | 7% |
| 20260810 | $8.70 | $4.78 | 0.9% | 6% |
| 20260806 | $9.95 | $7.38 | 0.8% | 3% |
| 20260805 | $6.78 | $6.78 | 1.3% | 42% |
| 20260804 | $6.92 | $6.92 | 1.1% | 31% |
| 20260803 | $6.85 | $6.85 | 1.3% | 44% |
| 20260731 | $6.90 | $6.90 | 1.1% | 29% |
| 20260730 | $6.92 | $6.92 | 1.1% | 24% |
| 20260729 | $6.97 | $6.97 | 1.2% | 31% |
| 20260728 | $7.28 | $7.28 | 1.1% | 23% |
| 20260727 | $7.55 | $7.55 | 1.1% | 23% |
| 20260724 | $8.15 | $8.15 | 1.0% | 20% |
| 20260723 | $7.65 | $7.65 | 1.0% | 21% |
| 20260722 | $8.15 | $8.15 | 1.0% | 17% |
| 20260721 | $8.45 | $8.45 | 1.1% | 24% |
| 20260720 | $8.35 | $8.35 | 1.2% | 31% |
| 20260716 | $8.70 | $2.60 | 1.0% | 17% |
| 20260715 | $8.60 | $2.65 | 1.0% | 16% |
| 20260714 | $8.70 | $2.88 | 1.0% | 14% |
| 20260713 | $9.15 | $3.33 | 1.0% | 17% |
| 20260710 | $9.10 | $3.40 | 0.9% | 10% |
| 20260709 | $9.75 | $3.95 | 0.9% | 10% |
| 20260708 | $9.50 | $4.12 | 0.9% | 7% |
| 20260707 | $9.80 | $5.07 | 0.9% | 6% |
| 20260706 | $10.40 | $5.42 | 0.9% | 11% |
| 20260702 | $4.97 | $4.97 | 1.2% | 38% |
| 20260701 | $5.72 | $5.72 | 1.2% | 33% |
| 20260630 | $5.95 | $5.95 | 1.1% | 27% |
| 20260629 | $6.00 | $6.00 | 1.1% | 30% |
| 20260626 | $6.33 | $6.33 | 1.0% | 18% |
| 20260625 | $6.78 | $6.78 | 1.1% | 30% |
| 20260624 | $6.40 | $6.40 | 0.9% | 6% |
| 20260623 | $7.25 | $7.25 | 1.0% | 15% |
| 20260622 | $7.50 | $7.50 | 0.9% | 13% |
| 20260618 | $7.82 | $1.83 | 0.9% | 8% |
| 20260617 | $9.10 | $2.88 | 0.9% | 8% |
| 20260616 | $8.95 | $3.53 | 0.8% | 0% |
| 20260615 | $9.25 | $4.53 | 0.9% | 8% |
| 20260613 | $10.85 | $4.97 | 0.8% | 0% |
| 20260612 | $10.85 | $4.75 | 0.8% | 2% |
| 20260611 | $11.80 | $5.50 | 0.9% | 6% |
| 20260610 | $11.65 | $5.83 | 0.9% | 7% |
| 20260609 | $12.00 | $6.53 | 0.9% | 8% |
| 20260608 | $13.10 | $7.08 | 0.9% | 5% |
| 20260605 | $13.40 | $7.30 | 0.9% | 4% |