Insider Cluster (6 insiders) ·Filed Apr 27, 2026

WST

WEST PHARMACEUTICAL SERVICES INC
NEUTRAL
Impact 2/10
Horizonimmediate Processed4mo ago
Insider cluster: 2 insiders, $1.1M total
Actionable Insight • Neutral

This insider selling is minimal and not a red flag given the small dollar amount relative to market cap. Monitor for any acceleration in insider sales, but the strong earnings report and raised guidance support the positive outlook.

DirectionNeutral
Confidencehigh
Horizonimmediate
Final — all horizons settled through T+60d ⚠ clustered
WST ▲ +19.10% at T+60d
NEUTRAL call ✓ call won +19.10% · α vs SPY +14.59% · entry $300.93 → $358.41
Entry anchored
Apr 24, 03:59 PM ET
via exchange tick
T+1d
-3.04%
call -3.04% · α -2.56%
$291.78
settled 5mo ago
T+5d
-0.42%
call -0.42% · α -0.82%
$299.68
settled 5mo ago
T+20d
+5.06%
call +5.06% · α +0.11%
$316.17
settled 4mo ago
T+60d
+19.10%
call +19.10% · α +14.59%
$358.41
settled 2mo ago

Price Chart

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Executive Summary

Two insiders at West Pharmaceutical Services sold a total of $1.13M in shares, representing a trivial 0.005% of market cap. Four directors received non-cash stock grants of 791 shares each. The selling follows a strong Q1 earnings beat and guidance raise, but the amounts are negligible and likely routine.

Key Financial Metrics

Direction
selling
Total Value
$1.1M
Insiders
6

Key Facts

  • Sr. VP & Chief HR Officer Annette F. Favorite sold 2,800 shares for $860K at $305.20 on 2026-04-27
  • VP & Chief Accounting Officer Chad Winters sold 896 shares for $269K at $300.67 on 2026-04-27
  • Four directors received 791 shares each in non-cash grants on 2026-05-04
  • Total open-market sales of $1.13M is just 0.005% of WST's $21.9B market cap
  • Cluster follows Q1 2026 earnings beat (revenue +21% YoY, adj. EPS +46.9% YoY)

Financial Impact

Trivial selling of $1.13M relative to $21.9B market cap

Risk Factors

  • No material risks from this cluster

Market Snapshot

Exchange
NYSE
Sector
Surgical & Medical Instruments & Apparatus
Analyst Consensus
83% bullish (23 analysts)

Investment Themes

Biotech & Drug Discovery

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-WST-1778102841945
12 reports for WST
Performance horizon
50% Hit rate 2 of 4 directional calls best @ T+60▲ +16.33%Apr 23, 2026
Filters
Rows
Reports for WST — sortable, filterable
TypeNow
Jul 23, 2026
10w ago
8-K
BULLISH ★ 7/10
$355.48 $353.77▼ −0.48%▼ −3.79%$364.89 (+2.65%)
Jul 23, 2026
10w ago
Press Release
BULLISH ★ 7/10
$355.48 $353.77▼ −0.48%▼ −3.79%$364.89 (+2.65%)
Jul 7, 2026
12w ago
Press Release
NEUTRAL ★ 1/10
$356.08 $347.94▼ −2.29%▼ −3.62%$364.89 (+2.47%)
May 11, 2026
20w ago
8-K
BEARISH ★ 7/10
$311.82 $330.92▼ −6.12%▼ −7.85%$364.89 (−17.02%)
Apr 27, 2026
22w ago
Insider Cluster
NEUTRAL ★ 2/10
$300.93 $316.17▲ +5.06%▲ +0.11%$364.89 (+21.25%)
Apr 27, 2026
22w ago
Insider Cluster
NEUTRAL ★ 2/10
$300.93 $316.17▲ +5.06%▲ +0.11%$364.89 (+21.25%)
Apr 27, 2026
22w ago
Insider Cluster
NEUTRAL ★ 2/10
$300.93 $316.17▲ +5.06%▲ +0.11%$364.89 (+21.25%)
Apr 27, 2026
22w ago
Insider Cluster
NEUTRAL ★ 2/10
$300.93 $316.17▲ +5.06%▲ +0.11%$364.89 (+21.25%)
Apr 27, 2026
22w ago
Insider Cluster
NEUTRAL ★ 2/10
$300.93 $316.17▲ +5.06%▲ +0.11%$364.89 (+21.25%)
Apr 27, 2026
22w ago
Insider Cluster
NEUTRAL ★ 2/10
$300.93 $316.17▲ +5.06%▲ +0.11%$364.89 (+21.25%)
Showing 10 of 12

US Market Status

Market Closed — Opens Mon (65h 28m)

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Report published May 6, 2026