WLK (Westlake Corporation)
Expected Move & Straddle Price History
The expected move for WLK 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 WLK Expected Move
30-Day Straddle
$11.15
7-Day Straddle
$3.40
Avg IV
0.7%
IV Rank
11%
Implied one-standard-deviation move through the next 30 days. Compare to WLK'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.
WLK Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260716 | $11.15 | $3.40 | 0.7% | 11% |
| 20260715 | $10.25 | $5.20 | 0.7% | 11% |
| 20260714 | $11.15 | $5.25 | 0.7% | 13% |
| 20260713 | $10.85 | $4.08 | 0.7% | 17% |
| 20260710 | $10.25 | $3.10 | 0.7% | 11% |
| 20260709 | $11.60 | $4.40 | 0.7% | 15% |
| 20260708 | $12.50 | $4.80 | 0.7% | 16% |
| 20260707 | $11.75 | $4.60 | 0.7% | 11% |
| 20260706 | $11.30 | $4.05 | 0.7% | 11% |
| 20260702 | $5.92 | $5.92 | 1.3% | 100% |
| 20260701 | $6.47 | $6.47 | 1.3% | 100% |
| 20260630 | $5.90 | $5.90 | 1.3% | 100% |
| 20260629 | $6.32 | $6.32 | 1.2% | 100% |
| 20260626 | $6.68 | $6.68 | 1.1% | 89% |
| 20260625 | $7.30 | $7.30 | 1.1% | 87% |
| 20260624 | $7.25 | $7.25 | 1.1% | 92% |
| 20260623 | $7.18 | $7.18 | 1.1% | 84% |
| 20260622 | $7.57 | $7.57 | 1.0% | 67% |
| 20260618 | $7.92 | $2.27 | 0.9% | 64% |
| 20260617 | $8.55 | $3.50 | 1.0% | 70% |
| 20260616 | $7.60 | $4.47 | 0.9% | 57% |
| 20260615 | $7.52 | $5.90 | 0.9% | 54% |
| 20260613 | $9.70 | $5.25 | 0.9% | 50% |
| 20260612 | $9.65 | $5.25 | 0.9% | 50% |
| 20260611 | $10.65 | $6.82 | 0.9% | 52% |
| 20260610 | $11.35 | $6.08 | 0.9% | 54% |
| 20260609 | $11.25 | $5.65 | 0.8% | 46% |
| 20260608 | $10.90 | $6.57 | 0.8% | 42% |
| 20260605 | $10.10 | $7.20 | 0.8% | 41% |
| 20260604 | $12.15 | $6.88 | 0.8% | 38% |
| 20260603 | $12.35 | $5.50 | 0.8% | 37% |
| 20260602 | $7.12 | $7.12 | 1.0% | 66% |
| 20260601 | $8.12 | $8.12 | 0.9% | 58% |
| 20260529 | $7.90 | $7.90 | 0.8% | 38% |
| 20260528 | $8.60 | $8.60 | 0.9% | 50% |
| 20260527 | $8.70 | $8.70 | 0.8% | 42% |
| 20260526 | $9.35 | $9.35 | 0.8% | 48% |
| 20260522 | $9.85 | $9.85 | 0.8% | 48% |
| 20260521 | $9.95 | $9.95 | 0.8% | 33% |
| 20260520 | $10.35 | $10.35 | 0.8% | 35% |
| 20260519 | $10.40 | $10.40 | 0.8% | 36% |
| 20260518 | $10.45 | $10.45 | 0.7% | 26% |
| 20260515 | $11.05 | $3.23 | 0.7% | 30% |
| 20260514 | $12.40 | $3.88 | 0.7% | 25% |
| 20260513 | $11.70 | $5.00 | 0.7% | 23% |
| 20260512 | $12.15 | $5.25 | 0.7% | 15% |
| 20260511 | $12.75 | $5.47 | 0.6% | 12% |
| 20260510 | $11.95 | $6.35 | 0.6% | 10% |
| 20260508 | $11.95 | $6.35 | 0.6% | 4% |
| 20260507 | $12.50 | $6.67 | 0.6% | 0% |
| 20260506 | $13.75 | $6.47 | 0.6% | 0% |
| 20260505 | $14.20 | $7.53 | 0.6% | 1% |
| 20260504 | $16.90 | $10.35 | 0.6% | 7% |
| 20260502 | $12.80 | $12.80 | 1.1% | 100% |
| 20260501 | $12.35 | $12.35 | 1.1% | 89% |
| 20260430 | $13.20 | $13.20 | 0.9% | 65% |
| 20260429 | $12.05 | $12.05 | 0.9% | 63% |
| 20260428 | $13.35 | $13.35 | 0.9% | 65% |
| 20260427 | $12.90 | $12.90 | 0.9% | 57% |
| 20260424 | $13.95 | $13.95 | 0.9% | 52% |