WEST PHARMACEUTICAL SERVICES WST
$365.74
+0.2% 52w: $209.39 – $365.74
Latest 13F among current holders filed 4 days ago (Jul 1, 2026)
Price — last 12 months
research preview data209.39287.56365.74
Jun 20, 2025 Jul 2, 2026
Institutional holders
752
-49 QoQ
13F value
$17.76B
-8.1% QoQ
Smart-money holders
30
signal tier ≥ 2
New smart buyers
4
Q1 2026
Options barometer
0.4×
$54.2M calls / $124.2M puts
Institutional value by quarter
Number of holders
Who owns WST?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 6.8M | $1.71B | 0.0% | +3.6% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 4.7M | $1.17B | 0.0% | — |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 4.1M | $1.03B | 0.1% | — |
| STATE STREET CORP | Index provider | 3.3M | $825.6M | 0.0% | +1.3% |
| Artisan Partners Limited Partnership | Other | 2.7M | $666.2M | 1.1% | -6.8% |
| Bank of New York Mellon Corp | Diversified mechanical | 2.5M | $618.0M | 0.1% | -7.4% |
| T. Rowe Price Investment Management, Inc. | Long only active | 2.3M | $586.6M | 0.4% | +18.9% |
| GENERATION INVESTMENT MANAGEMENT LLP ★3 | Fundamental concentrated | 2.2M | $562.4M | 5.0% | +43.7% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 1.9M | $477.5M | 0.0% | +2.3% |
| MORGAN STANLEY | Bank broker | 1.5M | $365.5M | 0.0% | -4.8% |
| BROWN ADVISORY INC | Diversified mechanical | 1.3M | $336.1M | 0.6% | -31.0% |
| Longview Partners (Guernsey) LTD ★2 | Fundamental diversified | 1.3M | $329.7M | 4.7% | +16.3% |
| FMR LLC | Long only active | 1.2M | $313.2M | 0.0% | +1039.7% |
| APG Asset Management N.V. | Other | 1.3M | $275.7M | 0.9% | +5.7% |
| Invesco Ltd. | Index provider | 1.1M | $264.7M | 0.0% | +16.2% |
| JPMORGAN CHASE & CO | Bank broker | 1.0M | $255.8M | 0.0% | +279.5% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Bank broker | 902.8K | $226.3M | 0.0% | -0.3% |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | Other | 858.3K | $215.1M | 0.6% | -10.1% |
| TD Asset Management Inc | Diversified mechanical | 769.0K | $192.7M | 0.2% | +26.9% |
| NORTHERN TRUST CORP | Index provider | 731.3K | $183.3M | 0.0% | +0.7% |
| GOLDMAN SACHS GROUP INC | Bank broker | 727.6K | $182.4M | 0.0% | +65.4% |
| VAN ECK ASSOCIATES CORP | Diversified mechanical | 713.6K | $178.9M | 0.1% | -0.4% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Other | 705.3K | $176.8M | 0.7% | +10.3% |
| ProShare Advisors LLC | Index provider | 660.1K | $165.4M | 0.2% | +12.5% |
| Amundi | Diversified mechanical | 644.1K | $161.4M | 0.0% | +85.4% |
| Findlay Park Partners LLP | Other | 616.8K | $154.6M | 2.2% | -7.5% |
| Capital Research Global Investors | Long only active | 604.0K | $151.4M | 0.0% | New |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 554.3K | $138.9M | 0.0% | +2.1% |
| Epoch Investment Partners, Inc. | Other | 545.0K | $136.6M | 0.8% | +7.9% |
| SEI INVESTMENTS CO | Diversified mechanical | 529.3K | $132.7M | 0.1% | -10.6% |
| PRICE T ROWE ASSOCIATES INC /MD/ | Diversified mechanical | 526.4K | $131.9M | 0.0% | +55.2% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Quant stat arb | 510.5K | $128.0M | 0.1% | +69.9% |
| Legal & General Group Plc | Diversified mechanical | 506.5K | $126.9M | 0.0% | +0.8% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 461.5K | $115.6M | 0.0% | +5.5% |
| GATES FOUNDATION TRUST ★3 | Fundamental concentrated | 444.5K | $111.4M | 0.4% | Held |
| DEUTSCHE BANK AG\ | Bank broker | 418.9K | $105.0M | 0.0% | +12.3% |
| VIKING GLOBAL INVESTORS LP ★2 | Fundamental diversified | 416.9K | $104.5M | 0.3% | +41.3% |
| Nuveen, LLC | Diversified mechanical | 409.0K | $102.5M | 0.0% | +1.2% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 405.1K | $101.5M | 0.0% | — |
| AMERICAN CENTURY COMPANIES INC | Diversified mechanical | 399.7K | $100.2M | 0.1% | -10.3% |
| STATE FARM MUTUAL AUTOMOBILE INSURANCE CO | Insurance | 388.2K | $97.3M | 0.1% | Held |
| BANK OF AMERICA CORP /DE/ | Bank broker | 381.8K | $95.7M | 0.0% | -28.2% |
| ROYAL BANK OF CANADA | Bank broker | 377.6K | $94.6M | 0.0% | -15.1% |
| BARCLAYS PLC | Bank broker | 349.1K | $87.5M | 0.0% | +145.5% |
| Liontrust Investment Partners LLP | Other | 337.0K | $84.5M | 1.4% | -8.0% |
| CITADEL ADVISORS LLC | Multistrat pod | 323.6K | $81.1M | 0.1% | +31.7% |
| BNP PARIBAS FINANCIAL MARKETS | Bank broker | 313.6K | $78.6M | 0.1% | +47.0% |
| JANE STREET GROUP, LLC | Market maker | 305.1K | $76.5M | 0.1% | +38.9% |
| UBS Group AG | Bank broker | 275.5K | $69.1M | 0.0% | +10.0% |
| WORLDQUANT MILLENNIUM ADVISORS LLC | Other | 268.1K | $67.2M | 0.3% | +1789.0% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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