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
$8.70
7-Day Straddle
$2.60
Avg IV
1.0%
IV Rank
17%
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 |
|---|---|---|---|---|
| 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% |
| 20260604 | $14.25 | $8.03 | 0.9% | 5% |
| 20260603 | $14.35 | $8.55 | 0.9% | 10% |
| 20260602 | $9.35 | $9.35 | 2.0% | 100% |
| 20260601 | $9.05 | $9.05 | 1.4% | 53% |
| 20260529 | $9.20 | $9.20 | 1.5% | 61% |
| 20260528 | $10.75 | $10.75 | 1.5% | 66% |
| 20260527 | $10.50 | $10.50 | 1.2% | 40% |
| 20260526 | $10.65 | $10.65 | 1.3% | 48% |
| 20260522 | $10.45 | $10.45 | 1.3% | 45% |
| 20260521 | $9.90 | $9.90 | 1.3% | 45% |
| 20260520 | $9.90 | $9.90 | 1.2% | 33% |
| 20260519 | $10.30 | $10.30 | 1.2% | 33% |
| 20260518 | $9.55 | $9.55 | 1.2% | 41% |
| 20260515 | $10.30 | $2.15 | 1.2% | 40% |
| 20260514 | $11.45 | $2.02 | 1.3% | 45% |
| 20260513 | $12.75 | $4.17 | 1.2% | 45% |
| 20260512 | $11.85 | $4.33 | 1.2% | 40% |
| 20260511 | $11.40 | $4.42 | 1.2% | 42% |
| 20260510 | $11.25 | $5.12 | 1.2% | 43% |
| 20260508 | $11.25 | $5.12 | 1.1% | 32% |
| 20260507 | $13.50 | $7.92 | 1.3% | 48% |
| 20260506 | $13.65 | $8.12 | 1.1% | 33% |
| 20260505 | $13.15 | $7.80 | 1.1% | 33% |
| 20260504 | $13.20 | $7.80 | 1.1% | 35% |
| 20260502 | $8.10 | $8.10 | 1.1% | 38% |
| 20260501 | $8.10 | $8.10 | 1.1% | 39% |
| 20260430 | $8.20 | $8.20 | 1.1% | 35% |
| 20260429 | $8.35 | $8.35 | 1.1% | 33% |
| 20260428 | $8.85 | $8.85 | 1.1% | 35% |
| 20260427 | $9.25 | $9.25 | 1.0% | 28% |
| 20260424 | $9.60 | $9.60 | 0.9% | 24% |