WSTNYSE · Surgical & Medical Instruments & Apparatus

WEST PHARMACEUTICAL SERVICES INC

Alert me on WST

Insider buys, 6 months

Congress trades, 6 months

Signals, 6 months

Six months

After each filing

Sep 16 Sale Favorite Annette F Insider

1 week

+3.8%S&P +2.1%

1 month

+5.8%S&P +2.6%

3 months

Result in36 trading days

6 months

Result in99 trading days

Sep 11 Sale Favorite Annette F Insider

1 week

+4.6%S&P −0.1%

1 month

+6.2%S&P +2.1%

3 months

Result in33 trading days

6 months

Result in96 trading days

Apr 29 Sale Favorite Annette F Insider

1 week

+5.8%S&P +3.1%

1 month

+9.3%S&P +6.3%

3 months

+15.0%S&P +4.5%

6 months

Result in3 trading days

Apr 29 Sale Winters Chad Insider

1 week

+5.8%S&P +3.1%

1 month

+9.3%S&P +6.3%

3 months

+15.0%S&P +4.5%

6 months

Result in3 trading days

Aug 13, 2025 Buy Rep. Lisa McClain House

1 week

−1.5%S&P −1.5%

1 month

+4.6%S&P +2.5%

3 months

+11.3%S&P +6.3%

6 months

+1.9%S&P +6.3%

Show all 9

Aug 13, 2025 Sale Rep. Lisa McClain House

1 week

−1.5%S&P −1.5%

1 month

+4.6%S&P +2.5%

3 months

+11.3%S&P +6.3%

6 months

+1.9%S&P +6.3%

May 8, 2025 Sale Rep. Rob Bresnahan House

1 week

+1.7%S&P +5.3%

1 month

+6.9%S&P +6.9%

3 months

+12.9%S&P +13.0%

6 months

+27.3%S&P +19.6%

Mar 27, 2025 Buy Rep. Rob Bresnahan House

1 week

−8.5%S&P −9.1%

1 month

−3.9%S&P −0.2%

3 months

−1.4%S&P +11.5%

6 months

+17.4%S&P +20.1%

Mar 6, 2025 Sale Rep. Jared Moskowitz House

1 week

−0.6%S&P −2.3%

1 month

−13.0%S&P −12.2%

3 months

−2.8%S&P +4.3%

6 months

+9.6%S&P +13.3%

Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.

Filings for WST

49 held · newest 549 held · newest 2

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See all 49 filings for WST

Aeon news and offers by email

New sources, new features and offers like our founding price. A few times a month at most. Stop any time.

Signal history

No signal for this ticker yet. A signal is written when insider buying here scores one dot or more.

Stakes

Jun 30, 2026 Schedule 13G

FMR LLC: 5%, 3,559,016 shares

Mar 31, 2026 Schedule 13G

Vanguard Capital Management: 7.5%, 5,397,791 shares

Mar 31, 2026 Schedule 13G

Vanguard Portfolio Management: 5.7%, 4,102,674 shares

Mar 13, 2026 Schedule 13G, amended

The Vanguard Group: 0%, 0 shares

Sep 30, 2025 Schedule 13G, amended

The Vanguard Group: 13.5%, 9,704,948 shares

Schedule 13D is filed within 5 business days of crossing 5 percent by an investor who may seek to influence the company. Schedule 13G is filed by a passive holder, and a large institution has up to 45 days after the quarter end.

Government contracts, last 12 months

Awards of $10M and up, from USAspending · context, not a signal

No contracts of $10M or more in the last 12 months.

Lobbying

Last four quarters

$50KQ4 2025

$50KQ1 2026

$50KQ2 2026

$20KQ3 2026

Down 60 percent from Q2 2026. Reported to the Senate each quarter by the firms it hires.Original report ↗

Read from LDA.gov between Sep 23, 2026 and Oct 20, 2026. Senate Office of Public Records cannot vouch for the data or analyses derived from these data after the data have been retrieved from LDA.gov.