West Pharmaceutical Services Ownership | Who Owns West Pharmaceutical Services?
West Pharmaceutical Services Ownership Summary
West Pharmaceutical Services is owned by 46.72% institutional investors, 0.60% insiders, and 52.68% retail investors. Vanguard group is the largest institutional shareholder, holding 13.19% of WST shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.19% of its assets in West Pharmaceutical Services shares.
WST Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | West Pharmaceutical Services | 46.72% | 0.60% | 52.68% |
| Sector | Healthcare Stocks | 231.98% | 10.74% | -142.72% |
| Industry | Medical Instruments & Supplies Stocks | 31.73% | 13.63% | 54.64% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 9.54M | 13.19% | $2.62B |
| Blackrock | 7.58M | 10.31% | $2.50B |
| Blackrock funding, inc. /de | 6.60M | 9.13% | $1.82B |
| State street | 3.21M | 4.44% | $841.53M |
| Artisan partners limited partnership | 2.77M | 3.83% | $726.90M |
| Bank of new york mellon | 2.66M | 3.68% | $732.43M |
| Brown advisory | 2.50M | 3.46% | $655.33M |
| Geode capital management | 1.87M | 2.59% | $512.25M |
| Generation investment management llp | 1.56M | 2.16% | $429.73M |
| Morgan stanley | 1.53M | 2.12% | $421.48M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Alpine peaks capital, lp | 26.83K | 6.11% | $7.04M |
| Seilern investment management | 278.23K | 5.94% | $76.55M |
| Mccollum christoferson group | 41.09K | 3.27% | $11.30M |
| Generation investment management llp | 1.56M | 2.98% | $429.73M |
| Iron triangle partners lp | 70.00K | 2.61% | $18.36M |
| Ami asset management | 159.04K | 2.48% | $43.76M |
| Durable capital partners lp | 1.17M | 2.28% | $307.60M |
| Findlay park partners llp | 802.11K | 2.21% | $210.42M |
| Steadfast capital management lp | 471.42K | 2.16% | $123.67M |
| Grace & white inc /ny | 43.53K | 2.14% | $11.98M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 988.74K | 0.03% | 988.74K |
| Generation investment management llp | 1.56M | 2.98% | 585.86K |
| Artisan partners limited partnership | 2.77M | 1.03% | 503.60K |
| Steadfast capital management lp | 471.42K | 2.16% | 471.42K |
| D. e. shaw | 425.92K | 0.10% | 418.00K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Massachusetts financial services co /ma/ | - | - | -577.42K |
| Brown advisory | 2.50M | 0.85% | -523.20K |
| Two sigma investments, lp | 101.20K | 0.04% | -482.86K |
| Capital research global investors | - | - | -390.68K |
| Two sigma advisers, lp | - | - | -296.50K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 988.74K | 0.03% | 988.74K | $272.04M |
| Steadfast capital management lp | 471.42K | 2.16% | 471.42K | $123.67M |
| Longview partners (guernsey) | 352.14K | 0.97% | 352.14K | $92.38M |
| Moore capital management, lp | 95.00K | 0.34% | 95.00K | $24.92M |
| Rakuten investment management | 94.07K | 0.00% | 94.07K | $904.94K |
Sold Out
| Holder | Change |
|---|---|
| Cape investment advisory | -1.00 |
| Atticus wealth management | -1.00 |
| Bok financial private wealth | -1.00 |
| Financial gravity asset management | -1.00 |
| Claris advisors, llc / mo / | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 497 | -35.37% | 33,780,305 | -51.17% | 46 | 0.51% | 216 | -44.90% | 178 | -27.05% |
| Sep 30, 2025 | 471 | -35.66% | 38,068,350 | -43.28% | 52 | 0.61% | 238 | -34.97% | 140 | -45.95% |
| Jun 30, 2025 | 737 | 1.66% | 69,870,190 | 1.62% | 96 | 1.07% | 374 | 2.75% | 255 | -1.54% |
| Mar 31, 2025 | 20 | -97.36% | 3,254,232 | -95.33% | 4 | 0.05% | 11 | -97.20% | 4 | -98.45% |
| Dec 31, 2024 | 455 | -39.17% | 42,387,784 | -37.44% | 58 | 0.67% | 236 | -33.71% | 156 | -40.91% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 2.31M | 3.19% | 1.67K |
| Vanguard Total Stock Mkt Idx Inv | 2.27M | 3.15% | 4.85K |
| Vanguard Institutional 500 Index Trust | 2.06M | 2.87% | 15.53K |
| Vanguard 500 Index Investor | 1.83M | 2.55% | 11.25K |
| Vanguard Mid Cap Index Institutional | 1.56M | 2.16% | -8.01K |
| Vanguard Growth Index Investor | 1.00M | 1.39% | 6.23K |
| iShares Core S&P 500 ETF | 916.37K | 1.27% | 147.57K |
| Fidelity 500 Index | 909.82K | 1.26% | 1.70K |
| SPDR® S&P 500 ETF | 901.61K | 1.25% | -13.33K |
| SPDR® S&P 500® ETF Trust | 877.48K | 1.21% | -4.64K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Oct 29, 2024 | Witherspoon Charles | VP & Treasurer | Sell | $148.37K |
| Oct 29, 2024 | Witherspoon Charles | VP & Treasurer | Sell | $69.84K |
| Aug 19, 2024 | Witherspoon Charles | VP & Treasurer | Sell | $158.70K |
| Aug 19, 2024 | Witherspoon Charles | VP & Treasurer | Sell | $150.00K |
| May 10, 2024 | Hofmann Thomas W | - | Sell | $225.77K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q4 | - | - |
| 2026 Q3 | - | - |
| 2026 Q2 | - | - |
| 2025 Q2 | - | - |
| 2025 Q1 | - | - |
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