WEST PHARMACEUTICAL SERVICES INC (WST) Options Statistics & Positioning

WEST PHARMACEUTICAL SERVICES INC (WST) options trade at a 30-day at-the-money implied volatility of 26.5%, an IV rank of 14 out of 100 over the past year. The options market prices a ±$13.47 (±3.7%) move in WST for the front expiration. Max pain sits at $330 and the put/call open interest ratio is 0.51. Statistics are computed by OptiView from delayed OPRA options data and refresh every trading day.

Data as of Oct 9, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close

$366.36

52-week range

$230.71 – $377.08

ATM IV (30d)

26.5%

IV rank

14 / 100

Low

Expected move

±$13.47 (±3.7%)

Put/call OI

0.51

Call-heavy

Max pain

$330

↓ 9.9% below close

Next earnings

Oct 25, 2026

What's WST's IV rank right now?Where's the max pain for WST?Explain what gamma exposure means for WST.

Most Active WST Contracts

Contract	Expiration	DTE	Last	IV	Volume
WST $380 call	Oct 16, 2026	7d	$1.10	29.5%	11
WST $350 call	Nov 20, 2026	42d	$32.00	44.6%	4
WST $350 call	Dec 17, 2027	434d	$76.40	38.4%	4
WST $300 put	Mar 19, 2027	161d	$7.70	36.6%	2
WST $290 put	Nov 20, 2026	42d	$1.50	46.0%	2

See all active WST contracts →

Explore WST Options Statistics

WST Implied Volatility

26.5% ATM IV (30d)

An IV rank of 14 places implied volatility in the lower part of its 52-week range.

Full implied volatility analysis →

WST Open Interest

0.51 put/call OI ratio

2,508 calls and 1,269 puts outstanding across all expirations.

Full open interest analysis →

WST Max Pain

$330 max pain

9.9% below the last close — see how max pain has moved over the past year.

Full max pain analysis →

WST Gamma Exposure

$233.18M net GEX

Positive dealer gamma — hedging currently leans against price swings.

Full gamma exposure analysis →

WST Options Volume

37 contracts traded

Put/call volume ratio 0.48 — plus contracts running far above their usual volume.

Full volume & flow analysis →

WST Most Active Options

$380 top volume strike

The 25 most actively traded WST contracts with price, IV, greeks, and volume vs. average.

Full active contracts analysis →

Upcoming Earnings

WST's next expected earnings date is Oct 25, 2026. Options currently price a ±$13.47 (±3.7%) move for the front expiration.

Explore the payoff profile of option on WST for free

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WST Options FAQ

When is WST's next earnings date?

WST's next expected earnings date is Oct 25, 2026. Options currently price a ±$13.47 (±3.7%) move for the front expiration.

How often is WST options data on this page updated?

All WST statistics on this page are computed by OptiView from delayed OPRA options data and refresh every trading day after the session close.

Where can I see WST max pain, open interest, and implied volatility in detail?

OptiView publishes dedicated WST pages for implied volatility, max pain, open interest, gamma exposure, options volume, and the most active contracts — each with charts, history, and a plain-English explanation of what the numbers mean.

Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.

Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.