As of November 6, 2026, West Pharmaceutical Services Inc. is a publicly traded company (NYSE: WST); its largest reported holder is Fidelity (FMR), with 8.5% on Schedule 13G/A of November 5, 2026, then Vanguard (7.48%). The largest insider holding is Eric M. Green, the chairman and chief executive, with 175,418.04 shares (0.25% of shares outstanding), per Form 4 of February 19, 2026 (Schedule 13G/A, November 5, 2026).
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Is West Pharmaceutical Services Inc. a real, registered company?
- West Pharmaceutical Svcs Inc files with the SEC under CIK 105770 (its SEC filings).
- Its shares are listed under the ticker WST on NYSE (SEC company record).
- Incorporated in Pennsylvania; business address in Exton, Pennsylvania, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under WEST PHARMACEUTICAL SVCS INC in our court records and SEC 8-K records (as of 2026-11-06).
- Leadership changes: the latest reported is Eric M. Green, Chief Executive Officer (Form 8-K filed 2026-06-01). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Fidelity (FMR) (filed 2026-11-05).
Who are West Pharmaceutical Services Inc.'s owners and officers?
West Pharmaceutical Services Inc.: incorporated in Pennsylvania; business address in Exton, Pennsylvania; industry Surgical & Medical Instruments & Apparatus (Schedule 13G/A, 2026-11-05).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-11-05 | Fmr LLC | 8.5% |
| Schedule 13G, 2026-08-06 | Fmr LLC | 5% |
| Schedule 13G, 2026-04-30 | Vanguard Capital Management | 7.48% |
| Schedule 13G, 2026-04-29 | Vanguard Portfolio Management | 5.69% |
| Schedule 13G/A, 2026-03-27 | The Vanguard Group | 0% |
| Schedule 13G/A, 2025-10-31 | The Vanguard Group | 13.49% |
Questions about who owns West Pharmaceutical Services Inc.
Who owns West Pharmaceutical Services Inc.?
On this page, 3 holders' latest ownership filings report 5% or more of West Pharmaceutical Services Inc.: Fmr LLC (8.5%, Schedule 13G/A, filed 2026-11-05), Vanguard Capital Management (7.48%, Schedule 13G, filed 2026-04-30) and Vanguard Portfolio Management (5.69%, Schedule 13G, filed 2026-04-29).
Who are the largest shareholders of West Pharmaceutical Services Inc.?
By the share each holder's latest filing reports, the largest holders of West Pharmaceutical Services Inc. on this page are Fmr LLC (8.5%), Vanguard Capital Management (7.48%) and Vanguard Portfolio Management (5.69%).
When did Fmr LLC buy into West Pharmaceutical Services Inc.?
The filings give report dates, not purchase dates. The earliest filing from Fmr LLC on this page is the Schedule 13G, filed 2026-08-06, reporting 5%; its latest, Schedule 13G/A filed 2026-11-05, reports 8.5%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 6 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What the Full Report on West Pharmaceutical Services Inc. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
13 cited sources found
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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-06-01 | Eric M. Green | Chief Executive Officer | departed | |
| Form 8-K, 2026-06-01 | Eric M. Green | Director | departed | |
| Form 8-K, 2026-06-01 | Michel Lagarde | President and Chief Executive Officer | appointed |
Which insiders own West Pharmaceutical Services Inc. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chairman and chief executive: 175,418.04 shares (0.25% of shares outstanding), 175,160.66 held directly and 257.38 indirectly (Form 4, 2026-02-19).
- , a director: 46,495.55 shares (0.07% of shares outstanding) (Form 4, 2026-05-06).
- , a director: 44,637.12 shares (0.06% of shares outstanding) (Form 4, 2025-05-08).
- , a director: 44,308.55 shares (0.06% of shares outstanding) (Form 4, 2026-05-06).
- , a director: 32,519.35 shares (0.05% of shares outstanding) (Form 4, 2026-05-06).
Shares outstanding: 69,661,036 as of 2026-10-21, from the company's latest SEC cover page.
How much has West Pharmaceutical Services Inc. raised?
No fundraising or offering filing from West Pharmaceutical Services Inc. is on file with us.
Keep reading
More on West Pharmaceutical Services Inc. and the records around it.
West Pharmaceutical Services Inc. elsewhere on the record
- Leadership changes Jun 2026
Companies that share a holder
- FMR LLC also filed stake reports on 761 other companies: ASPEN NEUROSCIENCE INC (Nov 2026), AVALO THERAPEUTICS INC (Nov 2026), BRAZE INC (Nov 2026)
- Vanguard Portfolio Management also filed stake reports on 941 other companies: Newmark Group Inc (Nov 2026), A10 Networks Inc (Oct 2026), ADT Inc (Oct 2026)
- Vanguard Capital Management also filed stake reports on 1495 other companies: A10 Networks Inc (Oct 2026), Altisource Portfolio Solutions SA (Oct 2026), Alto Neuroscience Inc (Oct 2026)
Related pages
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