Westlake Corporation (WLK)
NYSE: WLK
· Real-Time Price · USD
77.66
1.66 (2.18%)
At close: Sep 26, 2025, 3:59 PM
78.09
0.55%
After-hours: Sep 26, 2025, 07:57 PM EDT
WLK Option Overview
Overview for all option chains of WLK. As of September 28, 2025, WLK options have an IV of 150.88% and an IV rank of 167.47%. The volume is 17 contracts, which is 4.15% of average daily volume of 410 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
150.88%IV Rank
100%Historical Volatility
42.56%IV Low
35.5% on Feb 24, 2025IV High
104.4% on Sep 25, 2025Open Interest (OI)
Today's Open Interest
10,506Put-Call Ratio
2.81Put Open Interest
7,745Call Open Interest
2,761Open Interest Avg (30-day)
7,725Today vs Open Interest Avg (30-day)
136%Option Volume
Today's Volume
17Put-Call Ratio
0Put Volume
0Call Volume
17Volume Avg (30-day)
410Today vs Volume Avg (30-day)
4.15%Option Chain Statistics
This table provides a comprehensive overview of all WLK options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Oct 17, 2025 | 2 | 0 | 0 | 1,856 | 7,356 | 3.96 | 150.88% | 80 |
| Nov 21, 2025 | 0 | 0 | 0 | 35 | 3 | 0.09 | 77.14% | 70 |
| Dec 19, 2025 | 0 | 0 | 0 | 639 | 319 | 0.5 | 68.78% | 75 |
| Jan 16, 2026 | 2 | 0 | 0 | 202 | 63 | 0.31 | 60.39% | 75 |
| Apr 17, 2026 | 13 | 0 | 0 | 29 | 4 | 0.14 | 49.41% | 85 |