West Pharmaceutical Servi... (WST)
NYSE: WST
· Real-Time Price · USD
261.56
7.08 (2.78%)
At close: Sep 26, 2025, 3:59 PM
260.74
-0.31%
After-hours: Sep 26, 2025, 06:27 PM EDT
WST Option Overview
Overview for all option chains of WST. As of September 28, 2025, WST options have an IV of 70.14% and an IV rank of 126.55%. The volume is 14 contracts, which is 20.59% of average daily volume of 68 contracts. The volume put-call ratio is 0.17, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
70.14%IV Rank
100%Historical Volatility
26.18%IV Low
36.05% on Jan 07, 2025IV High
62.99% on Sep 26, 2025Open Interest (OI)
Today's Open Interest
4,483Put-Call Ratio
0.53Put Open Interest
1,555Call Open Interest
2,928Open Interest Avg (30-day)
3,902Today vs Open Interest Avg (30-day)
114.89%Option Volume
Today's Volume
14Put-Call Ratio
0.17Put Volume
2Call Volume
12Volume Avg (30-day)
68Today vs Volume Avg (30-day)
20.59%Option Chain Statistics
This table provides a comprehensive overview of all WST 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 | 6 | 0 | 0 | 513 | 111 | 0.22 | 70.14% | 240 |
| Nov 21, 2025 | 1 | 0 | 0 | 32 | 3 | 0.09 | 49.94% | 250 |
| Dec 19, 2025 | 2 | 1 | 0.5 | 2,053 | 1,313 | 0.64 | 49.8% | 220 |
| Jan 16, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | n/a | 60 |
| Mar 20, 2026 | 3 | 1 | 0.33 | 330 | 128 | 0.39 | 42.17% | 240 |