WEST PHARMACEUTICAL SERVICES INC (WST)

Latest Insider Confidence Score

2026Q1

49.8
Bearish

Company insider confidence (by quarter)

2014Q1 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Federici William J CFO 195,019.33 Feb 15, 2018
Anderson Michael A President 67,568.07 Mar 4, 2015
Johnson Paula A Director 48,753.67 May 7, 2020
Michels Douglas A — 45,171.05 May 8, 2025
Hofmann Thomas W Director 44,637.12 May 8, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 1, 2026 Mar 3, 2026 Finch Norman D. Jr. SVP, GC & Corporate Secretary Neutral 52.5 - 0.00% ✗ -
Mar 1, 2026 Mar 3, 2026 Green Eric Mark CEO Neutral 52.5 - 0.00% ✗ -
Mar 1, 2026 Mar 3, 2026 Favorite Annette F Sr. VP & Chief HR Officer Neutral 52.5 - 0.00% ✗ -
Mar 1, 2026 Mar 3, 2026 Campbell Shane Alden SVP, Proprietary Segment Neutral 52.5 - 0.00% ✗ -
Mar 1, 2026 Mar 3, 2026 McMahon Robert W. CFO Neutral 52.5 - 0.00% ✗ -
Mar 1, 2026 Mar 3, 2026 Poussot Rodolphe Jean SVP, Strategy & Corporate Dev Neutral 52.5 - 0.00% ✗ -
Mar 1, 2026 Mar 3, 2026 Winters Chad VP, Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Feb 20, 2026 Feb 23, 2026 Poussot Rodolphe Jean SVP, Strategy & Corporate Dev Sell 26.3 -129 -18.75% ✗ $31.2K
Feb 20, 2026 Feb 23, 2026 Witherspoon Charles VP & Treasurer Sell 27.5 -22 -1.54% ✗ $5.3K
Feb 20, 2026 Feb 23, 2026 Winters Chad VP, Chief Accounting Officer Sell 27.5 -30 -1.94% ✗ $7.3K
Feb 18, 2026 Feb 19, 2026 Poussot Rodolphe Jean SVP, Strategy & Corporate Dev Sell 27.5 -27 -8.30% ✗ $6.9K
Feb 17, 2026 Feb 19, 2026 Witherspoon Charles VP & Treasurer Sell 86.3 +74 5.74% ✗ $10.1K
Feb 17, 2026 Feb 19, 2026 Winters Chad VP, Chief Accounting Officer Sell 86.3 +99 7.27% ✗ $12.3K
Feb 17, 2026 Feb 19, 2026 Green Eric Mark CEO Sell 67.5 +2,539 0.49% ✗ $459.8K
Feb 17, 2026 Feb 19, 2026 Favorite Annette F Sr. VP & Chief HR Officer Sell 61.3 +255 0.45% ✗ $45.5K
Feb 11, 2026 Feb 12, 2026 McMahon Robert W. CFO Sell 20.0 -1,250 -29.55% ✗ $307.7K
Dec 31, 2025 Jan 5, 2026 HAUGEN JANET BRUTSCHEA Director Neutral 52.5 - 0.00% ✗ -
Dec 8, 2025 Dec 10, 2025 Finch Norman D. Jr. SVP, GC & Corporate Secretary Neutral 52.5 - 0.00% ✗ -
Dec 10, 2025 Finch Norman D. Jr. SVP, GC & Corporate Secretary Neutral 52.5 - 0.00% ✗ -
Sep 30, 2025 Oct 2, 2025 HAUGEN JANET BRUTSCHEA Director Neutral 52.5 - 0.00% ✗ -
Aug 12, 2025 McMahon Robert W. CFO Neutral 52.5 - 0.00% ✗ -
Aug 11, 2025 Aug 12, 2025 McMahon Robert W. CFO Neutral 52.5 - 0.00% ✗ -
Aug 1, 2025 Poussot Rodolphe Jean SVP, Strategy & Corporate Dev Neutral 52.5 - 0.00% ✗ -
Jun 30, 2025 Jul 1, 2025 HAUGEN JANET BRUTSCHEA Director Neutral 52.5 - 0.00% ✗ -
May 14, 2025 Campbell Shane Alden SVP, Proprietary Segment Neutral 52.5 - 0.00% ✗ -
May 12, 2025 May 14, 2025 Campbell Shane Alden SVP, Proprietary Segment Neutral 52.5 - 0.00% ✗ -
May 6, 2025 May 8, 2025 Michels Douglas A Director Neutral 77.5 +1,071 2.43% ✗ -
May 6, 2025 May 8, 2025 Pucci Paolo Director Neutral 90.0 +1,071 10.84% ✗ -
May 6, 2025 May 8, 2025 HAUGEN JANET BRUTSCHEA Director Neutral 90.0 +1,071 433.32% ✗ -
May 6, 2025 May 8, 2025 FRIEL ROBERT F Director Neutral 90.0 +1,071 29.66% ✗ -
May 6, 2025 May 8, 2025 LAI GOLDMAN MYLA Director Neutral 85.0 +1,071 5.84% ✗ -
May 6, 2025 May 8, 2025 Joseph Molly Director Neutral 90.0 +1,071 59.06% ✗ -
May 6, 2025 May 8, 2025 Hofmann Thomas W Director Neutral 77.5 +1,071 2.46% ✗ -
May 6, 2025 May 8, 2025 Keller Deborah L Director Neutral 90.0 +1,071 11.17% ✗ -
May 6, 2025 May 8, 2025 Feehery William F Director Neutral 82.5 +1,071 3.54% ✗ -
May 6, 2025 May 8, 2025 Lockhart Stephen H Director Neutral 90.0 +1,071 65.41% ✗ -
May 6, 2025 May 8, 2025 BUTHMAN MARK A Director Neutral 82.5 +1,071 2.56% ✗ -
Mar 31, 2025 Apr 2, 2025 HAUGEN JANET BRUTSCHEA Director Neutral 52.5 - 0.00% ✗ -
Feb 18, 2025 Feb 20, 2025 Birkett Bernard CFO Sell 22.5 -273 -1.80% ✗ $57.7K
Feb 18, 2025 Feb 20, 2025 Reiss-Clark Cindy Chief Commercial Officer Sell 26.3 -83 -1.62% ✗ $17.6K
Feb 18, 2025 Feb 20, 2025 MacKay Kimberly Banks SVP, GC & Corporate Secretary Sell 26.3 -92 -5.78% ✗ $19.6K
Feb 18, 2025 Feb 20, 2025 Favorite Annette F Sr. VP & Chief HR Officer Sell 26.3 -83 -1.23% ✗ $17.7K
Feb 18, 2025 Feb 20, 2025 Winters Chad VP, Chief Accounting Officer Sell 27.5 -27 -1.99% ✗ $5.9K
Feb 18, 2025 Feb 20, 2025 Witherspoon Charles VP & Treasurer Sell 27.5 -23 -1.78% ✗ $5K
Feb 18, 2025 Feb 20, 2025 Green Eric Mark CEO Sell 40.0 -700 -0.41% ✗ $147.8K
Jan 17, 2025 HAUGEN JANET BRUTSCHEA Director Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Jan 17, 2025 HAUGEN JANET BRUTSCHEA Director Neutral 90.0 +247 100.00% ✗ -
Dec 18, 2024 HAUGEN JANET BRUTSCHEA Director Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 HAUGEN JANET BRUTSCHEA Director Neutral 90.0 +424 100.00% ✗ -
Oct 29, 2024 Oct 31, 2024 Witherspoon Charles VP & Treasurer Sell 22.5 -703 -35.94% ✗ $218.2K
Oct 29, 2024 Oct 31, 2024 Abraham Silji SVP, Chief Technology Officer Sell 22.5 -180 -5.43% ✗ $57.4K
Aug 19, 2024 Aug 21, 2024 Witherspoon Charles VP & Treasurer Sell 20.0 -1,029 -41.04% ✗ $308.7K
May 10, 2024 Aug 21, 2024 Hofmann Thomas W Director Sell 22.5 -617 -1.40% ✗ $225.8K
Aug 6, 2024 Aug 8, 2024 Green Eric Mark CEO Sell 13.8 -30,732 -15.95% ✓ $9.4M
May 7, 2024 Aug 8, 2024 Green Eric Mark CEO Sell 17.5 -66,000 -10.60% ✓ $24.2M
Jun 12, 2024 Jun 13, 2024 Abraham Silji SVP, Chief Technology Officer Sell 20.0 -1,800 -38.62% ✗ $595.4K
May 7, 2024 May 9, 2024 Green Eric Mark CEO Sell 17.5 -66,000 -10.60% ✓ $24.2M
Apr 23, 2024 Apr 25, 2024 Pucci Paolo Director Neutral 85.0 +564 6.06% ✗ -
Apr 23, 2024 Apr 25, 2024 Michels Douglas A Director Neutral 77.5 +564 1.30% ✗ -
Apr 23, 2024 Apr 25, 2024 LAI GOLDMAN MYLA Director Neutral 82.5 +564 3.17% ✗ -
Apr 23, 2024 Apr 25, 2024 Lockhart Stephen H Director Neutral 90.0 +564 52.71% ✗ -
Apr 23, 2024 Apr 25, 2024 Keller Deborah L Director Neutral 85.0 +564 6.25% ✗ -
Apr 23, 2024 Apr 25, 2024 Joseph Molly Director Neutral 90.0 +564 45.19% ✗ -
Apr 23, 2024 Apr 25, 2024 FRIEL ROBERT F Director Neutral 90.0 +564 18.51% ✗ -
Apr 23, 2024 Apr 25, 2024 Feehery William F Director Neutral 77.5 +564 1.90% ✗ -
Apr 23, 2024 Apr 25, 2024 BUTHMAN MARK A Director Neutral 77.5 +564 1.37% ✗ -
Apr 23, 2024 Apr 25, 2024 Hofmann Thomas W Director Neutral 77.5 +564 1.29% ✗ -
Mar 11, 2024 Mar 12, 2024 Winters Chad VP, Chief Accounting Officer Sell 20.0 -815 -38.38% ✗ $292.4K
Feb 28, 2024 Mar 1, 2024 Witherspoon Charles VP & Treasurer Sell 20.0 -2,019 -50.50% ✗ $724.1K
Feb 27, 2024 Feb 29, 2024 Green Eric Mark CEO Sell 2.5 -64,132 -29.55% ✓ $23.1M
Feb 23, 2024 Feb 27, 2024 Abraham Silji SVP, Chief Technology Officer Sell 17.5 -7,012 -60.07% ✗ $2.6M
Feb 20, 2024 Feb 22, 2024 Witherspoon Charles VP & Treasurer Neutral 85.0 +144 7.85% ✗ -
Feb 20, 2024 Feb 22, 2024 Winters Chad VP, Chief Accounting Officer Neutral 90.0 +179 14.10% ✗ -
Feb 20, 2024 Feb 22, 2024 Reiss-Clark Cindy Chief Commercial Officer Neutral 90.0 +551 12.72% ✗ -
Feb 20, 2024 Feb 22, 2024 MacKay Kimberly Banks SVP, GC & Corporate Secretary Neutral 90.0 +720 112.77% ✗ -
Feb 20, 2024 Feb 22, 2024 Lai Quintin J VP Strat & Investor Relations Neutral 85.0 +375 9.41% ✗ -
Feb 20, 2024 Feb 22, 2024 Favorite Annette F Sr. VP & Chief HR Officer Neutral 85.0 +541 9.07% ✗ -
Feb 20, 2024 Feb 22, 2024 Abraham Silji SVP, Chief Technology Officer Neutral 90.0 +646 16.09% ✗ -
Feb 20, 2024 Feb 22, 2024 Birkett Bernard Sr VP, Chief Fin & Ops Off Neutral 90.0 +1,969 40.02% ✗ -
Feb 20, 2024 Feb 22, 2024 Green Eric Mark CEO Neutral 82.5 +6,567 4.64% ✗ -
Dec 4, 2023 Dec 21, 2023 Winters Chad VP, Chief Accounting Officer Sell 20.0 -1,013 -44.38% ✗ $353.5K
Dec 11, 2023 Dec 13, 2023 Favorite Annette F Sr. VP & Chief HR Officer Neutral 27.5 -584 -8.92% ✗ -
Dec 6, 2023 Dec 8, 2023 Green Eric Mark CEO Neutral 27.5 -9,800 -6.97% ✗ -
Dec 1, 2023 Dec 5, 2023 Winters Chad VP, Chief Accounting Officer Sell 20.0 -1,013 -44.38% ✗ $353.5K
Oct 31, 2023 Nov 2, 2023 Witherspoon Charles VP & Treasurer Sell 20.0 -1,190 -39.34% ✗ $383.6K
Aug 30, 2023 Sep 1, 2023 Favorite Annette F Sr. VP & Chief HR Officer Sell 20.0 -2,000 -11.85% ✗ $829.3K
Aug 22, 2023 Aug 24, 2023 Reiss-Clark Cindy Chief Commercial Officer Sell 17.5 -3,477 -44.59% ✗ $1.4M
Aug 11, 2023 Aug 15, 2023 Lai Quintin J VP Strat & Investor Relations Sell 16.3 -21,101 -53.55% ✗ $8.3M
Aug 9, 2023 Aug 11, 2023 Witherspoon Charles VP & Treasurer Sell 20.0 -1,680 -47.87% ✗ $666.2K
Aug 8, 2023 Aug 10, 2023 Abraham Silji SVP, Chief Technology Officer Sell 17.5 -8,160 -65.97% ✗ $3.2M
Aug 8, 2023 Aug 10, 2023 Green Eric Mark CEO Sell 7.5 -44,000 -23.84% ✓ $17.4M
Aug 2, 2023 Aug 8, 2023 Birkett Bernard Sr VP, Chief Fin & Ops Off Sell 16.3 -22,334 -83.65% ✗ $8.3M
May 30, 2023 May 31, 2023 Witherspoon Charles VP & Treasurer Sell 20.0 -1,000 -35.34% ✗ $343.1K
May 30, 2023 May 31, 2023 Winters Chad VP, Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
May 9, 2023 May 11, 2023 Green Eric Mark CEO Sell 7.5 -44,000 -24.64% ✓ $16M
May 5, 2023 May 9, 2023 Winters Chad VP, Chief Accounting Officer Sell 37.5 -10 -0.69% ✗ $3.7K
May 1, 2023 May 2, 2023 Hofmann Thomas W Director Sell 20.0 -1,212 -2.70% ✗ $443.1K
May 1, 2023 May 2, 2023 Abraham Silji SVP, Chief Technology Officer Sell 17.5 -8,020 -65.58% ✗ $2.9M
May 1, 2023 May 2, 2023 Favorite Annette F Sr. VP & Chief HR Officer Sell 17.5 -13,012 -46.66% ✗ $4.8M
Apr 25, 2023 Apr 27, 2023 Lockhart Stephen H Director Neutral 90.0 +616 135.68% ✗ -