Congress Trades in West Pharmaceutical Services, Inc. (WST)
7 members of Congress have disclosed trading WST.
7 members of Congress have disclosed trading West Pharmaceutical Services, Inc. (WST), with 10 transactions in total — 7 purchases and 3 sales worth an estimated $147,000 at range midpoints, leaning heavily toward buying. The most active WST trader is Jared Moskowitz (3 disclosures). The most recent disclosed WST trade was on Jun 17, 2025. Across the 4 disclosed WST purchases we can price, the average return since disclosure is +26.8% (information only, not advice). See our full WST fundamentals page for price, valuation and a return calculator.
Corporate insiders in WST
It's not just Congress — here's what WST's own executives and directors have done with the stock recently, from SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Apr 27, 2026 | Favorite Annette F | Sr. VP & Chief HR Officer | Sell | 2,817 | $859,753 |
| Apr 27, 2026 | Winters Chad | VP, Chief Accounting Officer | Sell | 896 | $269,399 |
Every disclosed WST trade
| Disclosed | Politician | Type | Amount | Traded | |
|---|---|---|---|---|---|
| Aug 13, 2025 | Lisa McClain R | Purchase | $1,001 - $15,000 | Jun 17, 2025 | filing ↗ |
| Feb 28, 2025 | Jared Moskowitz D | Sale | $1,001 - $15,000 | Feb 13, 2025 | filing ↗ |
| Feb 25, 2025 | Rob Bresnahan | Purchase | $1,001 - $15,000 | Feb 25, 2025 | filing ↗ |
| Aug 12, 2024 | Jared Moskowitz D | Purchase | $1,001 - $15,000 | Dec 28, 2023 | filing ↗ |
| Dec 31, 2023 | Jared Moskowitz D | Purchase | $1,001 - $15,000 | Dec 28, 2023 | filing ↗ |
| Jun 30, 2019 | Donna Shalala D | Sale | $1,001 - $15,000 | Jun 24, 2019 | filing ↗ |
| Oct 1, 2018 | Greg Gianforte R | Purchase | $50,001 - $100,000 | Sep 25, 2018 | filing ↗ |
| Sep 25, 2018 | Josh Gottheimer D | Sale | $1,001 - $15,000 | Jan 24, 2018 | filing ↗ |
| May 7, 2018 | Lamar Smith R | Purchase | $1,001 - $15,000 | Apr 30, 2018 | filing ↗ |
| Feb 1, 2018 | Lamar Smith R | Purchase | $1,001 - $15,000 | Jan 18, 2018 | filing ↗ |
Most active WST traders in Congress
Jared Moskowitz
Democrat
3 trades
Lamar Smith
Republican
2 trades
Lisa McClain
Republican
1 trade
RB
Rob Bresnahan
1 trade
Donna Shalala
Democrat
1 trade
Greg Gianforte
Republican
1 trade
Josh Gottheimer
Democrat
1 trade
Source: US House Clerk Periodic Transaction Reports. Amounts are disclosed as ranges; estimates use range midpoints. Data may be delayed or contain filer errors. Updated Jun 29, 2026. Not investment advice.