Latest Period
Q2 2026
Security Snapshot
WEST PHARMACEUTICAL SERVICES INC - COMMON STOCK (WST) Institutional Ownership
CUSIP: 955306105
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
829
Shares (Excl. Options)
70,450,707
Price
$359.00
Save this security page for your next review
Keep this CUSIP in your watchlists so you can revisit quarter changes from one place. If you create an account from here, we will bring you back after verification.
- Security type / class
- Equity / COMMON STOCK
- Symbol
- WST on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 70,450,707
- Total 13F value
- $25,216,907,370
- Portfolio coverage rank
- 0.01%
- Share change
- -540,297
- Value change
- -$50,867,622
- Number of holders
- 829
- Shares outstanding
- 71,180,316
- SEC-reported price per share
- $337.00
- Insider filing price
- $337.00
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- WST - WEST PHARMACEUTICAL SERVICES INC - COMMON STOCK is tracked under CUSIP 955306105.
- 829 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 753 to 829 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $17,763,819,848 to $25,216,907,370.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 829 institutions filings for Q2 2026.
Security key
955306105
Latest holder period
Q2 2026
13F holders
829
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
WST full holder history
WEST PHARMACEUTICAL SERVICES INC SEC filings
WEST PHARMACEUTICAL SERVICES INC company facts
WEST PHARMACEUTICAL SERVICES INC insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 955306105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
WST
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 8.4% | $1,311,168,054 | 6,066,852 | BlackRock, Inc. | 31 Mar 2025 | |||
| VANGUARD CAPITAL MANAGEMENT LLC | 7.5% | $1,352,902,336 | 5,397,791 | Vanguard Capital Management | 31 Mar 2026 | |||
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.7% | $1,028,294,211 | 4,102,674 | Vanguard Portfolio Management | 31 Mar 2026 | |||
| FMR LLC | 5% | $1,272,846,411 | 3,559,016 | FMR LLC | 30 Jun 2026 |
As of 30 Jun 2026, 829 institutional investors reported holding 70,450,707 shares of WEST PHARMACEUTICAL SERVICES INC - COMMON STOCK (WST). This represents 99% of the company’s total 71,180,316 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
64%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 9.3% | 6,651,784 | -2.7% | 0.04% | $2,387,990,373 |
| VANGUARD CAPITAL MANAGEMENT LLC | 6.5% | 4,613,134 | -1.5% | 0.04% | $1,656,115,106 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.6% | 4,015,766 | -1.9% | 0.06% | $1,441,659,994 |
| FMR LLC | 5% | 3,574,816 | +186% | 0.06% | $1,283,358,871 |
| STATE STREET CORP | 4.7% | 3,348,698 | +1.7% | 0.04% | $1,202,182,582 |
| Artisan Partners Limited Partnership | 3.4% | 2,411,792 | -9.3% | 1.4% | $865,833,483 |
| Bank of New York Mellon Corp | 2.9% | 2,043,823 | -17% | 0.12% | $733,732,610 |
| GENERATION INVESTMENT MANAGEMENT LLP | 2.8% | 2,028,322 | -9.6% | 7.1% | $728,167,598 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.7% | 1,903,279 | -0.48% | 0.04% | $680,551,590 |
| T. Rowe Price Investment Management, Inc. | 2.5% | 1,805,019 | -23% | 0.42% | $648,002,000 |
| MORGAN STANLEY | 2.2% | 1,582,546 | +8.5% | 0.03% | $568,135,105 |
| JPMORGAN CHASE & CO | 1.6% | 1,164,527 | +12% | 0.02% | $413,034,644 |
| BROWN ADVISORY INC | 1.5% | 1,075,309 | -20% | 0.6% | $386,042,699 |
| Longview Partners (Guernsey) LTD | 1.5% | 1,033,826 | -21% | 6% | $371,143,534 |
| Invesco Ltd. | 1.4% | 1,009,852 | -4.4% | 0.03% | $362,536,872 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 1.2% | 884,865 | -2% | 0.06% | $317,666,535 |
| NORGES BANK | 1.2% | 862,915 | 0.03% | $309,786,485 | |
| GOLDMAN SACHS GROUP INC | 1.1% | 814,772 | +12% | 0.03% | $292,503,231 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 1.1% | 760,622 | -11% | 0.85% | $273,063,362 |
| TD Asset Management Inc | 1% | 731,054 | -4.9% | 0.23% | $262,448,386 |
| NORTHERN TRUST CORP | 1% | 709,421 | -3% | 0.03% | $254,682,139 |
| Capital Research Global Investors | 0.86% | 609,221 | +0.86% | 0.03% | $218,710,339 |
| VAN ECK ASSOCIATES CORP | 0.85% | 604,754 | -15% | 0.13% | $217,106,686 |
| ProShare Advisors LLC | 0.84% | 598,024 | -9.4% | 0.31% | $214,690,616 |
| Findlay Park Partners LLP | 0.84% | 596,646 | -3.3% | 2.9% | $214,195,914 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 70,450,707 | $25,216,907,370 | -$50,867,622 | $359.00 | 829 |
| 2026 Q1 | 71,088,311 | $17,763,819,848 | +$326,021,557 | $250.64 | 753 |
| 2025 Q4 | 69,472,357 | $19,064,023,428 | +$188,980,110 | $275.14 | 802 |
| 2025 Q3 | 68,656,892 | $17,957,171,105 | -$184,086,241 | $262.33 | 748 |
| 2025 Q2 | 70,038,330 | $15,270,649,646 | +$210,523,894 | $218.80 | 724 |
| 2025 Q1 | 68,953,513 | $15,407,189,292 | -$318,348,909 | $223.88 | 703 |
| 2024 Q4 | 69,774,879 | $22,842,891,962 | +$206,715,816 | $327.56 | 741 |
| 2024 Q3 | 68,502,767 | $20,491,378,046 | +$105,304,444 | $300.16 | 721 |
| 2024 Q2 | 68,264,555 | $22,427,067,892 | -$85,436,872 | $329.39 | 765 |
| 2024 Q1 | 68,476,899 | $27,013,149,916 | -$61,599,634 | $395.71 | 773 |
| 2023 Q4 | 68,654,469 | $24,095,915,369 | -$40,197,518 | $352.12 | 776 |
| 2023 Q3 | 68,617,905 | $25,750,554,481 | +$188,033,862 | $375.21 | 753 |
| 2023 Q2 | 68,109,208 | $25,959,372,992 | -$536,833,981 | $382.47 | 727 |
| 2023 Q1 | 69,530,466 | $24,023,693,976 | +$337,155,239 | $346.47 | 685 |
| 2022 Q4 | 69,130,558 | $16,274,465,898 | +$84,036,083 | $235.35 | 627 |
| 2022 Q3 | 68,591,681 | $16,905,826,463 | -$426,987,902 | $246.08 | 621 |
| 2022 Q2 | 68,252,580 | $20,598,288,583 | -$313,220,081 | $302.37 | 645 |
| 2022 Q1 | 68,987,302 | $28,230,153,122 | +$12,831,022 | $410.71 | 703 |
| 2021 Q4 | 68,897,668 | $32,124,610,400 | +$628,245,813 | $469.01 | 719 |
| 2021 Q3 | 67,352,622 | $28,445,255,423 | -$757,416,674 | $424.54 | 660 |
| 2021 Q2 | 69,185,010 | $24,703,501,155 | +$168,106,325 | $359.10 | 632 |
| 2021 Q1 | 68,655,696 | $19,249,105,816 | -$1,483,079 | $281.78 | 581 |
| 2020 Q4 | 68,772,292 | $19,420,583,256 | +$181,864,375 | $283.31 | 582 |
| 2020 Q3 | 68,011,060 | $18,672,970,021 | -$206,990,921 | $274.90 | 565 |
| 2020 Q2 | 68,729,649 | $15,713,367,193 | +$430,300,021 | $227.17 | 516 |