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, Q1 2025
Institutional positions in West Pharmaceutical Services Inc as of Mar 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
- 715
- −20 vs. Q4 2024
- Shares held
- 69.9M
- +675.5K (+1.0%) vs. Q4 2024
- Total value
- $15.6B
- −$7.04B (−31.1%) vs. Q4 2024
- New holders
- 93
- 274 more added
- Sold out
- 113
- 260 more reduced
12 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 9,231,721 | $2.07B | 0.04% | +244,259+2.7% | Added |
| BlackRock, Inc. | 6,930,119 | $1.55B | 0.03% | −520,601−7.0% | Reduced |
| Bank of New York Mellon Corp | 3,375,321 | $755.7M | 0.15% | −74,490−2.2% | Reduced |
| Brown Advisory Inc | 3,268,478 | $731.7M | 1.05% | +716,442+28.1% | Added |
| State Street Corp | 3,203,536 | $717.2M | 0.03% | −43,177−1.3% | Reduced |
| Artisan Partners Limited Partnership | 2,195,483 | $491.5M | 0.80% | −915,420−29.4% | Reduced |
| Geode Capital Management, LLC | 1,853,693 | $413.7M | 0.03% | +74,753+4.2% | Added |
| Durable Capital Partners LP | 1,573,119 | $352.2M | 3.15% | +935,721+146.8% | Added |
| Franklin Resources Inc | 1,560,597 | $349.4M | 0.10% | −220,287−12.4% | Reduced |
| Van Eck Associates Corp | 1,447,848 | $324.1M | 0.42% | +758,355+110.0% | Added |
| APG Asset Management N.V. | 1,562,139 | $323.8M | 1.00% | +124,737+8.7% | Added |
| Morgan Stanley | 1,285,346 | $287.8M | 0.02% | +252,175+24.4% | Added |
| UBS Asset Management Americas Inc | 1,134,706 | $254.0M | 0.07% | +343,997+43.5% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 997,882 | $223.4M | 0.55% | +365,575+57.8% | Added |
| Invesco Ltd. | 949,455 | $212.6M | 0.04% | +194,216+25.7% | Added |
| Norges Bank | 903,767 | $202.3M | 0.03% | +16,590+1.9% | Added |
| Findlay Park Partners LLP | 846,206 | $189.4M | 1.95% | +11,500+1.4% | Added |
| Northern Trust Corp | 758,246 | $169.8M | 0.03% | −10,602−1.4% | Reduced |
| FMR LLC | 738,949 | $165.4M | 0.01% | −351,654−32.2% | Reduced |
| JPMorgan Chase & Co | 655,176 | $146.7M | 0.01% | −153,497−19.0% | Reduced |
| Goldman Sachs Group Inc | 603,733 | $135.2M | 0.03% | +91,707+17.9% | Added |
| Royal Bank of Canada | 523,137 | $117.1M | 0.03% | −2,351−0.4% | Reduced |
| Two Sigma Investments, LP | 522,827 | $117.1M | 0.25% | +446,839+588.0% | Added |
| Bank of America Corp | 511,285 | $114.5M | 0.01% | +123,430+31.8% | Added |
| Legal & General Group Plc | 505,609 | $113.2M | 0.03% | +18,507+3.8% | Added |
| ProShare Advisors LLC | 503,096 | $112.6M | 0.25% | −74,872−13.0% | Reduced |
| Charles Schwab Investment Management Inc | 491,827 | $110.1M | 0.02% | +23,707+5.1% | Added |
| Champlain Investment Partners, LLC | 471,175 | $105.5M | 0.76% | +26,505+6.0% | Added |
| T. Rowe Price Investment Management, Inc. | 462,073 | $103.4M | 0.07% | −271,189−37.0% | Reduced |
| Liontrust Investment Partners LLP | 446,738 | $100.0M | 1.56% | +157,954+54.7% | Added |
| Gates Foundation TrustSuperinvestorGates Foundation Trust | 444,500 | $99.5M | 0.24% | +444,500 | New |
| Seilern Investment Management Ltd | 441,357 | $98.8M | 6.46% | −2,468−0.6% | Reduced |
| DF Dent & Co Inc | 439,298 | $98.3M | 1.31% | +42,202+10.6% | Added |
| TD Asset Management Inc | 438,385 | $98.1M | 0.09% | +25,372+6.1% | Added |
| Neuberger Berman Group LLC | 433,436 | $97.0M | 0.08% | +52,370+13.7% | Added |
| SEI Investments Co | 430,554 | $96.4M | 0.12% | −79,719−15.6% | Reduced |
| Bamco Inc | 416,148 | $93.2M | 0.27% | −17,973−4.1% | Reduced |
| Riverbridge Partners LLC | 408,406 | $91.4M | 1.47% | −26,887−6.2% | Reduced |
| Capital Research Global Investors | 390,678 | $87.5M | 0.02% | +167,468+75.0% | Added |
| Envestnet Asset Management Inc | 388,567 | $87.0M | 0.03% | +79,089+25.6% | Added |
| State Farm Mutual Automobile Insurance Co | 388,239 | $86.9M | 0.08% | 00.0% | Unchanged |
| American Century Companies Inc | 370,310 | $82.9M | 0.05% | +113,065+44.0% | Added |
| Nuveen, LLC | 354,005 | $79.3M | 0.02% | +354,005 | New |
| William Blair Investment Management, LLC | 352,838 | $79.0M | 0.22% | −287,897−44.9% | Reduced |
| Epoch Investment Partners, Inc. | 329,793 | $73.8M | 0.38% | +57,268+21.0% | Added |
| Dimensional Fund Advisors LP | 319,278 | $71.5M | 0.02% | +44,445+16.2% | Added |
| Millennium Management LLC | 304,403 | $68.1M | 0.07% | +84,786+38.6% | Added |
| Deutsche Bank AG | 303,369 | $67.9M | 0.03% | +42,536+16.3% | Added |
| Citadel Advisors LLC | 280,727 | $62.8M | 0.06% | −390,151−58.2% | Reduced |
| Amundi | 274,135 | $60.3M | 0.02% | −57,646−17.4% | Reduced |
| Worldquant Millennium Advisors LLC | 268,271 | $60.1M | 0.38% | +268,271 | New |
| Congress Asset Management Co | 253,252 | $56.7M | 0.42% | −35,796−12.4% | Reduced |
| Two Sigma Advisers, LP | 243,900 | $54.6M | 0.12% | +237,200+3,540.3% | Added |
| BNP Paribas Arbitrage, SA | 242,911 | $54.4M | 0.04% | +67,012+38.1% | Added |
| Rhumbline Advisers | 236,797 | $53.0M | 0.05% | +17,711+8.1% | Added |
| Assenagon Asset Management S.A. | 234,807 | $52.6M | 0.09% | +135,584+136.6% | Added |
| Raymond James Financial Inc | 233,467 | $52.3M | 0.02% | +11,685+5.3% | Added |
| Federated Hermes, Inc. | 231,841 | $51.9M | 0.11% | +154,315+199.0% | Added |
| LGT Group Foundation | 221,041 | $49.5M | 0.68% | +113,917+106.3% | Added |
| Adage Capital Partners GP, L.L.C. | 211,107 | $47.3M | 0.09% | −31,600−13.0% | Reduced |
| Swiss National Bank | 204,200 | $45.7M | 0.03% | −700−0.3% | Reduced |
| Barclays PLC | 192,176 | $43.0M | 0.02% | +51,044+36.2% | Added |
| UBS Group AG | 182,237 | $40.8M | 0.01% | +30,798+20.3% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 178,197 | $39.9M | 0.03% | −1,172−0.7% | Reduced |
| Ameriprise Financial Inc | 174,438 | $39.1M | 0.01% | +6,692+4.0% | Added |
| Ami Asset Management Corp | 173,803 | $38.9M | 2.28% | −8,857−4.8% | Reduced |
| Marshall Wace, LLP | 166,099 | $37.2M | 0.05% | −61,166−26.9% | Reduced |
| Baird Financial Group, Inc. | 165,722 | $37.1M | 0.07% | +163,502+7,365.0% | Added |
| CBOE Vest Financial, LLC | 158,917 | $35.6M | 0.55% | −12,727−7.4% | Reduced |
| Price T Rowe Associates Inc | 154,751 | $34.6M | 0.00% | −370,568−70.5% | Reduced |
| Brown Brothers Harriman & Co | 150,671 | $33.7M | 0.24% | +55,683+58.6% | Added |
| Freestone Grove Partners LP | 142,976 | $32.0M | 0.33% | +142,976 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 142,885 | $32.0M | 0.03% | +14,207+11.0% | Added |
| Bank of Montreal | 140,673 | $31.5M | 0.02% | −16,543−10.5% | Reduced |
| Woodline Partners LP | 138,871 | $31.1M | 0.20% | +119,417+613.8% | Added |
| EULAV Asset Management | 137,616 | $30.8M | 0.76% | −70.0% | Reduced |
| HSBC Holdings PLC | 137,318 | $30.7M | 0.02% | −3,458−2.5% | Reduced |
| Pictet Asset Management Holding SA | 134,351 | $30.1M | 0.03% | +16,880+14.4% | Added |
| Nomura Asset Management Co Ltd | 131,782 | $29.5M | 0.09% | −8,006−5.7% | Reduced |
| Point72 Asset Management, L.P. | 128,287 | $28.7M | 0.08% | −74,185−36.6% | Reduced |
| Local Pensions Partnership Investment Ltd | 126,380 | $28.3M | 0.56% | +20,000+18.8% | Added |
| Schroder Investment Management Group | 119,453 | $26.5M | 0.03% | +41,064+52.4% | Added |
| California State Teachers Retirement System | 118,279 | $26.5M | 0.03% | +759+0.6% | Added |
| Ninety One UK Ltd | 112,510 | $25.2M | 0.07% | +28,235+33.5% | Added |
| Nan Shan Life Insurance Co., Ltd. | 111,837 | $25.0M | 0.59% | −3,973−3.4% | Reduced |
| LTS One Management LP | 110,000 | $24.6M | 7.50% | +110,000 | New |
| Ensign Peak Advisors, Inc | 108,570 | $24.3M | 0.05% | −35,237−24.5% | Reduced |
| Wells Fargo & Company | 108,298 | $24.2M | 0.01% | +14,905+16.0% | Added |
| Voloridge Investment Management, LLC | 105,137 | $23.5M | 0.09% | +105,137 | New |
| Citigroup Inc | 104,626 | $23.4M | 0.02% | +49,102+88.4% | Added |
| D. E. Shaw & Co., Inc. | 103,022 | $23.1M | 0.03% | −322,893−75.8% | Reduced |
| California Public Employees Retirement System | 89,694 | $20.1M | 0.01% | −26,116−22.6% | Reduced |
| Principal Financial Group Inc | 89,412 | $20.0M | 0.01% | −991−1.1% | Reduced |
| Blair William & Co | 82,585 | $18.5M | 0.06% | −21,281−20.5% | Reduced |
| Alliancebernstein L.P. | 80,140 | $17.9M | 0.01% | −2,512,343−96.9% | Reduced |
| Great West Life Assurance Co | 78,861 | $17.7M | 0.03% | +15,049+23.6% | Added |
| M&T Bank Corp | 78,000 | $17.5M | 0.06% | −1,474−1.9% | Reduced |
| Russell Investments Group, Ltd. | 75,660 | $16.9M | 0.02% | +31,596+71.7% | Added |
| New York State Common Retirement Fund | 75,205 | $16.8M | 0.02% | −19,777−20.8% | Reduced |
| LPL Financial LLC | 73,796 | $16.5M | 0.01% | +8,039+12.2% | Added |