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Market open · Delayed intraday data · 1:50 PM ET
Last update: Oct 29, 2026, 1:42 PM ET
West Pharmaceutical Services, Inc.
$403.64▲ 1.34% at Oct 28 close
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Why West Pharmaceutical Services, Inc. (WST) stock moved

Updated Oct 28, 2026

West Pharmaceutical Services, Inc. (WST) shares rose 1.3% to $403.64 at the October 28, 2026 close, a modest gain from the prior close of $398.29. That close is the latest confirmed price for WST; a live quote was not available. BestStocks flagged the session as a major change for WST. The move is tied to an earnings beat. Below, we break down what changed for WST, why it matters for investors, how the stock reacted, and the catalysts on the calendar.

What happened

Earnings Beat

West Pharmaceutical Services, Inc. (WST) reported EPS of $2.66 vs. $2.20 consensus estimate for Q3 FY2026, beating by 20.9%. Watch for WST's full-year 2026 guidance confirmation and any updates to margin expectations in the earnings call.

This summary describes the catalyst and move as first detected on Oct 29, 2026, 10:08 AM EDT; the stock has continued trading since, so the current price and percentage move (shown above) may be larger or smaller than the figures here.
Material / EarningsLow confidence
Rel. volume
—
Calculating
Vs peers
—
No comparable peers
Market cap
—
Earnings in
0d
2026-10-29
Price chart
Oct 29
Not enough price data.
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details

What it means for West Pharmaceutical Services, Inc. investors

For West Pharmaceutical Services, Inc. investors, the balance of recent signals points to a bullish shift. On the constructive side: Earnings beat with positive market reaction; Positive 1.3% session move. Weighing against that: West Pharmaceutical Services, Inc. moved -5.48% intraday from $355.48 to $335.99; New SEC filing — review for material disclosures. BestStocks rates the overall signal quality low (47/100). With earnings due imminently, the next report is the most likely near-term test of the move.

WST price reaction

WST last traded at $403.64, up $5.35 (+1.34%) from the previous close of $398.29.

The bull and bear case for WST stock

Latest catalyststrengthens the bull case
The latest catalyst — an earnings beat the market rewarded — it strengthens the bull case.

Weighing the constructive signals against the risks, here is how the bull and bear case for West Pharmaceutical Services, Inc. (WST) lines up on the latest data.

The bullish case

  • Earnings beat with positive market reaction.
  • Positive 1.3% session move.
  • West Pharmaceutical Services reported third-quarter 2026 earnings and revenues that topped analyst estimates, according to Zacks and a PR Newswire filing today.
  • Positive price momentum.

The bearish case

  • West Pharmaceutical Services, Inc. moved -5.48% intraday from $355.48 to $335.99.
Bull vs bear balanceBullish Shift
BearishNeutralBullish
The latest catalyst moved the balance toward the bulls — the hollow tick marks where it sat before.

Weighing both sides, BestStocks' composite read of recent signals is bullish, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.

Analyst expectations
No analyst data available
SEC filings watch
8-K2026-10-29
Material event — review for impact
high
8-K2026-10-26
Material event — review for impact
high
8-K2026-07-23
Material event — review for impact
high
10-Q2026-07-23
Quarterly financial results
medium
Peer context
WST+1.3%

Previous notable changes for WST

Activity2026-10-29via zacks.com ↗
West Pharmaceutical Services reported third-quarter 2026 earnings and revenues that topped analyst estimates, according to Zacks and a PR Newswire filing today. The stock surged 7.79% to $435.08 on elevated volume of 642,196 shares (2.88x the time-adjusted average), signaling strong investor conviction in the earnings beat.
Filings2026-10-29
West Pharmaceutical Services, Inc. (WST) filed an 8-K on October 29, 2026. The filing contents were not disclosed in available sources.
News2026-10-29
WST reported Q3 EPS of $2.66, beating consensus estimate of $2.18 by 22%.
News2026-10-28
WST Q3 2026 earnings preview analyzes performance beyond consensus estimates and key operational metrics.
Upcoming catalysts & outlook
Next earnings
2026-10-29
in 0 days
Thesis shift
Bullish Shift
bullish signal
Risk level
Medium
from change events

Frequently asked questions about WST

Why did West Pharmaceutical Services, Inc. (WST) stock move?

WST rose 1.3% to $403.64. The move is associated with an earnings beat.

How much did WST stock rise?

WST gained 1.34% ($5.35) versus the prior close of $398.29, last trading at $403.64.

When is West Pharmaceutical Services, Inc.'s next earnings date?

WST's next earnings report is scheduled for 2026-10-29 — about 0 days away.

How BestStocks tracks WST

This page is generated automatically by BestStocks' change-detection system after an earnings beat was detected and verified against independent data sources. It draws on 20 tracked change events for WST, cross-checked against the data sources listed below. A live intraday quote was not available, so price and volume figures are the confirmed end-of-day close from October 28, 2026 — not the current price — and the percentage move is that session's. They refresh once live quotes resume. For companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.

Data sources
FMP real-time & historical price dataFMP earnings & estimatesSEC EDGAR filingsCompany news feedsEarnings calendar (FMP)
Educational research tool — not personalized investment advice. Data may be delayed.