Insider Cluster (8 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

Insider selling is negligible and routine. The cluster does not alter the positive fundamental outlook from the strong Q1 report. No immediate action required.

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

Insider cluster at West Pharmaceutical Services shows $1.13M in open-market sales by two non-C-suite executives shortly after strong Q1 earnings. However, the total value is only ~0.005% of market cap, making this routine and immaterial. Six directors also received non-cash stock grants, carrying no economic signal.

Key Financial Metrics

Direction
selling
Total Value
$1.1M
Insiders
8

Key Facts

  • Annette F. Favorite (Sr. VP & Chief HR Officer) sold 2.8K shares at $305.20 for $860K on 2026-04-27
  • Chad Winters (VP, Chief Accounting Officer) sold 896 shares at $300.67 for $269K on 2026-04-27
  • Total cash sales of $1.13M represent 0.005% of WST's $21.9B market cap
  • Six directors received annual equity grants of 791 shares each at $0 on 2026-05-04 (non-cash, no market impact)
  • Sales occurred 4 days after a bullish Q1 2026 earnings beat and guidance raise

Financial Impact

Trivial — $1.13M in insider sales is less than 0.1% of market cap

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-1778103070790
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