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; 833 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, Q2 2026
Institutional positions in West Pharmaceutical Services Inc as of Jun 30, 2026. 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
- 833
- +87 vs. Q1 2026
- Shares held
- 70.5M
- −608.2K (−0.9%) vs. Q1 2026
- Total value
- $25.2B
- +$7.48B (+42.1%) vs. Q1 2026
- New holders
- 149
- 304 more added
- Sold out
- 62
- 260 more reduced
9 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | 833 | $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, Q2 2026
Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Legal & General Group Plc | 490,634 | $176.1M | 0.04% | −15,824−3.1% | Reduced |
| State Farm Mutual Automobile Insurance Co | 495,334 | $177.8M | 0.12% | +107,095+27.6% | Added |
| SEI Investments Co | 497,734 | $178.7M | 0.16% | −31,527−6.0% | Reduced |
| Jacobs Levy Equity Management, Inc | 507,786 | $182.3M | 0.66% | −197,550−28.0% | Reduced |
| Dimensional Fund Advisors LP | 521,707 | $187.3M | 0.03% | +60,245+13.1% | Added |
| Price T Rowe Associates Inc | 524,652 | $188.4M | 0.02% | −1,731−0.3% | Reduced |
| Epoch Investment Partners, Inc. | 562,557 | $202.0M | 1.15% | +17,507+3.2% | Added |
| Charles Schwab Investment Management Inc | 583,984 | $209.7M | 0.03% | +29,652+5.3% | Added |
| Findlay Park Partners LLP | 596,646 | $214.2M | 2.89% | −20,120−3.3% | Reduced |
| ProShare Advisors LLC | 598,024 | $214.7M | 0.31% | −62,060−9.4% | Reduced |
| Van Eck Associates Corp | 604,754 | $217.1M | 0.13% | −108,825−15.3% | Reduced |
| Capital Research Global Investors | 609,221 | $218.7M | 0.03% | +5,210+0.9% | Added |
| Northern Trust Corp | 709,421 | $254.7M | 0.03% | −21,862−3.0% | Reduced |
| TD Asset Management Inc | 731,054 | $262.4M | 0.23% | −37,899−4.9% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 760,622 | $273.1M | 0.85% | −97,676−11.4% | Reduced |
| Goldman Sachs Group Inc | 814,772 | $292.5M | 0.03% | +87,155+12.0% | Added |
| Norges Bank | 862,915 | $309.8M | 0.03% | +862,915 | New |
| UBS Asset Management Americas Inc | 884,865 | $317.7M | 0.06% | −17,899−2.0% | Reduced |
| Invesco Ltd. | 1,009,852 | $362.5M | 0.03% | −46,155−4.4% | Reduced |
| Longview Partners (Guernsey) LTD | 1,033,826 | $371.1M | 6.03% | −281,577−21.4% | Reduced |
| Brown Advisory Inc | 1,075,309 | $386.0M | 0.60% | −265,568−19.8% | Reduced |
| JPMorgan Chase & Co | 1,164,527 | $413.0M | 0.02% | +121,110+11.6% | Added |
| Morgan Stanley | 1,582,546 | $568.1M | 0.03% | +124,264+8.5% | Added |
| T. Rowe Price Investment Management, Inc. | 1,805,019 | $648.0M | 0.42% | −535,384−22.9% | Reduced |
| Geode Capital Management, LLC | 1,903,279 | $680.6M | 0.04% | −9,176−0.5% | Reduced |
| Generation Investment Management LLP | 2,028,322 | $728.2M | 7.08% | −215,654−9.6% | Reduced |
| Bank of New York Mellon Corp | 2,043,823 | $733.7M | 0.12% | −422,035−17.1% | Reduced |
| Artisan Partners Limited Partnership | 2,411,792 | $865.8M | 1.41% | −246,101−9.3% | Reduced |
| State Street Corp | 3,348,698 | $1.20B | 0.04% | +54,920+1.7% | Added |
| FMR LLC | 3,574,816 | $1.28B | 0.06% | +2,325,068+186.0% | Added |
| Vanguard Portfolio Management LLC | 4,015,766 | $1.44B | 0.06% | −78,243−1.9% | Reduced |
| Vanguard Capital Management LLC | 4,613,134 | $1.66B | 0.04% | −70,152−1.5% | Reduced |
| BlackRock, Inc. | 6,651,784 | $2.39B | 0.04% | −184,930−2.7% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 0 | $0 | 0.00% | −416,948−100.0% | Sold out |
| Champlain Investment Partners, LLC | 0 | $0 | 0.00% | −205,979−100.0% | Sold out |
| Vestal Point Capital, LP | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Aware Super Pty Ltd as trustee of Aware Super | 0 | $0 | 0.00% | −61,501−100.0% | Sold out |
| Taproot Management LP | 0 | $0 | 0.00% | −43,673−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −32,249−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −22,304−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −17,576−100.0% | Sold out |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 0 | $0 | 0.00% | −16,759−100.0% | Sold out |
| Quantitative Investment Management, LLC | 0 | $0 | 0.00% | −14,528−100.0% | Sold out |
| Motley Fool Wealth Management, LLC | 0 | $0 | 0.00% | −13,322−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −12,434−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −9,055−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −7,924−100.0% | Sold out |
| Pinebridge Investments LLC | 0 | $0 | 0.00% | −7,009−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −5,140−100.0% | Sold out |
| Lecap Asset Management Ltd | 0 | $0 | 0.00% | −3,121−100.0% | Sold out |
| Verdence Capital Advisors LLC | 0 | $0 | 0.00% | −3,091−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −3,060−100.0% | Sold out |
| Voleon Capital Management LP | 0 | $0 | 0.00% | −2,856−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −2,532−100.0% | Sold out |
| LRT Capital Management, LLC | 0 | $0 | 0.00% | −2,518−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −2,478−100.0% | Sold out |
| Marex Group plc | 0 | $0 | 0.00% | −2,407−100.0% | Sold out |
| Te Ahumairangi Investment Management Ltd | 0 | $0 | 0.00% | −1,770−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −1,764−100.0% | Sold out |
| Annex Advisory Services, LLC | 0 | $0 | 0.00% | −1,514−100.0% | Sold out |
| Oasis Advisors, LLC | 0 | $0 | 0.00% | −1,316−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −1,308−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −988−100.0% | Sold out |
| Farringdon Capital, Ltd. | 0 | $0 | 0.00% | −966−100.0% | Sold out |
| Lombard Odier Asset Management (Switzerland) SA | 0 | $0 | 0.00% | −920−100.0% | Sold out |
| Patton Fund Management, Inc. | 0 | $0 | 0.00% | −863−100.0% | Sold out |
| Strata Wealth Advisors, LLC | 0 | $0 | 0.00% | −838−100.0% | Sold out |
| Edmond de Rothschild Holding S.A. | 0 | $0 | 0.00% | −254−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −248−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −151−100.0% | Sold out |
| Opal Wealth Advisors, LLC | 0 | $0 | 0.00% | −126−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −112−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −71−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −69−100.0% | Sold out |
| RWM Asset Management, LLC | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −57−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −43−100.0% | Sold out |
| Golden State Equity Partners | 0 | $0 | 0.00% | −34−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Clayton Financial Group LLC | 0 | $0 | 0.00% | −26−100.0% | Sold out |
| Annis Gardner Whiting Capital Advisors, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Pier Capital, LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Legacy Wealth Managment, LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Johnson Financial Group, Inc. | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Imprint Wealth LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Raleigh Capital Management Inc. | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Sachetta, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Westside Investment Management, Inc. | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Vermillion Wealth Management, Inc. | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Wall Street Financial Group, Inc. | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Atlantic Union Bankshares Corp | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Rakuten Securities, Inc. | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Curio Wealth, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Portus Wealth Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |
| Gibbs Wealth Management | – | – | – | – | Not filed |
| Cim Investment Mangement Inc | – | – | – | – | Not filed |
| Skopos Labs, Inc. | – | – | – | – | Not filed |