West Pharmaceutical Services Inc
WST- Exchange
- NYSE
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0000105770
In the last 90 days, West Pharmaceutical Services Inc insiders filed 0 open-market purchases and 2 sales; 834 institutions reported holding it in 13F filings for Q2 2026, worth $25.2B in total; Gates Foundation Trust is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in West Pharmaceutical Services Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 804
- +59 vs. Q3 2025
- Shares held
- 69.5M
- +754.2K (+1.1%) vs. Q3 2025
- Total value
- $19.1B
- +$1.11B (+6.2%) vs. Q3 2025
- New holders
- 115
- 269 more added
- Sold out
- 56
- 290 more reduced
13 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WST on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 834 | $25.2B |
| Q1 2026 | 755 | $17.8B |
| Q4 2025 | 804 | $19.1B |
| Q3 2025 | 758 | $18.0B |
| Q2 2025 | 733 | $15.3B |
| Q1 2025 | 715 | $15.6B |
| Q4 2024 | 747 | $22.9B |
| Q3 2024 | 733 | $20.5B |
| Q2 2024 | 778 | $22.4B |
| Q1 2024 | 778 | $27.0B |
| Q4 2023 | 784 | $24.1B |
| Q3 2023 | 759 | $25.8B |
| Q2 2023 | 735 | $26.0B |
| Q1 2023 | 698 | $24.0B |
| Q4 2022 | 638 | $16.3B |
| Q3 2022 | 638 | $16.9B |
| Q2 2022 | 657 | $20.6B |
| Q1 2022 | 718 | $28.2B |
| Q4 2021 | 731 | $32.2B |
| Q3 2021 | 672 | $28.5B |
| Q2 2021 | 641 | $24.7B |
| Q1 2021 | 591 | $19.3B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Artisan Partners Limited Partnership | 2,850,401 | $784.3M | 1.20% | +79,481+2.9% | Added |
| State Street Corp | 3,252,020 | $894.8M | 0.03% | +44,109+1.4% | Added |
| BlackRock, Inc. | 6,599,735 | $1.82B | 0.03% | +143,874+2.2% | Added |
| Vanguard Group Inc | 9,539,173 | $2.62B | 0.04% | −165,775−1.7% | Reduced |
| Durable Capital Partners LP | 0 | $0 | 0.00% | −1,172,583−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −127,146−100.0% | Sold out |
| Iron Triangle Partners LP | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Ossiam | 0 | $0 | 0.00% | −56,108−100.0% | Sold out |
| PFM Health Sciences, LP | 0 | $0 | 0.00% | −18,365−100.0% | Sold out |
| Sivik Global Healthcare LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Toroso Investments, LLC | 0 | $0 | 0.00% | −10,912−100.0% | Sold out |
| Rock Springs Capital Management LP | 0 | $0 | 0.00% | −9,750−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −6,820−100.0% | Sold out |
| Pitcairn Co | 0 | $0 | 0.00% | −6,601−100.0% | Sold out |
| Perbak Capital Partners LLP | 0 | $0 | 0.00% | −4,131−100.0% | Sold out |
| Achmea Investment Management B.V. | 0 | $0 | 0.00% | −3,822−100.0% | Sold out |
| Summit Wealth Group LLC | 0 | $0 | 0.00% | −2,626−100.0% | Sold out |
| J. Safra Sarasin Holding AG | 0 | $0 | 0.00% | −3,449−100.0% | Sold out |
| Kovitz Investment Group Partners, LLC | 0 | $0 | 0.00% | −2,875−100.0% | Sold out |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −2,767−100.0% | Sold out |
| Peregrine Capital Management LLC | 0 | $0 | 0.00% | −2,759−100.0% | Sold out |
| Brighton Jones LLC | 0 | $0 | 0.00% | −2,514−100.0% | Sold out |
| JGP Wealth Management, LLC | 0 | $0 | 0.00% | −2,280−100.0% | Sold out |
| Catalytic Wealth RIA, LLC | 0 | $0 | 0.00% | −2,170−100.0% | Sold out |
| Cynosure Management, LLC | 0 | $0 | 0.00% | −1,905−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −1,863−100.0% | Sold out |
| Integrated Wealth Concepts LLC | 0 | $0 | 0.00% | −1,779−100.0% | Sold out |
| Lombard Odier Asset Management (USA) Corp | 0 | $0 | 0.00% | −1,557−100.0% | Sold out |
| Krilogy Financial LLC | 0 | $0 | 0.00% | −1,436−100.0% | Sold out |
| APG Asset Management US Inc. | 0 | $0 | 0.00% | −1,499−100.0% | Sold out |
| Advisors Asset Management, Inc. | 0 | $0 | 0.00% | −1,467−100.0% | Sold out |
| Congress Asset Management Co | 0 | $0 | 0.00% | −1,380−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −1,233−100.0% | Sold out |
| Aaron Wealth Advisors | 0 | $0 | 0.00% | −1,049−100.0% | Sold out |
| Mizuho Markets Americas LLC | 0 | $0 | 0.00% | −1,011−100.0% | Sold out |
| Evergreen Wealth Solutions, LLC | 0 | $0 | 0.00% | −814−100.0% | Sold out |
| Farringdon Capital, Ltd. | 0 | $0 | 0.00% | −799−100.0% | Sold out |
| TownSquare Capital, LLC | 0 | $0 | 0.00% | −789−100.0% | Sold out |
| HBK Sorce Advisory LLC | 0 | $0 | 0.00% | −774−100.0% | Sold out |
| Mather Group, LLC. | 0 | $0 | 0.00% | −686−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| PEAK6 LLC | 0 | $0 | 0.00% | −377−100.0% | Sold out |
| Pilgrim Partners Asia Pte Ltd | 0 | $0 | 0.00% | −180−100.0% | Sold out |
| Tortoise Investment Management, LLC | 0 | $0 | 0.00% | −170−100.0% | Sold out |
| Ogorek Anthony Joseph | 0 | $0 | 0.00% | −140−100.0% | Sold out |
| ISAM Funds (UK) Ltd | 0 | $0 | 0.00% | −128−100.0% | Sold out |
| Pinnacle Bancorp, Inc. | 0 | $0 | 0.00% | −83−100.0% | Sold out |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −80−100.0% | Sold out |
| Marshall & Sterling Wealth Advisors Inc. | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| Wealthspire Advisors, LLC | 0 | $0 | 0.00% | −49−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −42−100.0% | Sold out |
| Manning & Napier Advisors LLC | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Groupe la Francaise | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| High Note Wealth, LLC | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Halbert Hargrove Global Advisors, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| North Capital, Inc. | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Trifecta Capital Advisors, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Cloud Capital Management, LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| Core Alternative Capital | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Grey Fox Wealth Advisors, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Burt Wealth Advisors | – | – | – | – | Not filed |
| CIBC Bancorp USA Inc. | – | – | – | – | Not filed |
| Glenmede Investment Management, LP | – | – | – | – | Not filed |
| Wetherby Asset Management Inc | – | – | – | – | Not filed |
| AXA Investment Managers S.A. | – | – | – | – | Not filed |
| Shell Asset Management Co | – | – | – | – | Not filed |
| Synovus Financial Corp | – | – | – | – | Not filed |
| Point72 Hong Kong Ltd | – | – | – | – | Not filed |
| Point72 Europe (London) LLP | – | – | – | – | Not filed |
| Point72 (DIFC) Ltd | – | – | – | – | Not filed |
| Hemington Wealth Management | – | – | – | – | Not filed |
| Accredited Wealth Management, LLC | – | – | – | – | Not filed |
| Binnacle Investments Inc | – | – | – | – | Not filed |