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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 2026

Institutional positions in West Pharmaceutical Services Inc as of Mar 31, 2026. 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
755
−37 vs. Q4 2025
Shares held
71.1M
+12.2M (+20.8%) vs. Q4 2025
Total value
$17.8B
+$1.62B (+10.0%) vs. Q4 2025
New holders
89
265 more added
Sold out
126
281 more reduced

12 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: 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.

Institutional holdersQ1 2026: 755 institutions
Q1 2021: 591 institutionsQ2 2021: 641 institutionsQ3 2021: 672 institutionsQ4 2021: 731 institutionsQ1 2022: 718 institutionsQ2 2022: 657 institutionsQ3 2022: 638 institutionsQ4 2022: 638 institutionsQ1 2023: 698 institutionsQ2 2023: 735 institutionsQ3 2023: 759 institutionsQ4 2023: 784 institutionsQ1 2024: 778 institutionsQ2 2024: 778 institutionsQ3 2024: 733 institutionsQ4 2024: 747 institutionsQ1 2025: 715 institutionsQ2 2025: 733 institutionsQ3 2025: 758 institutionsQ4 2025: 804 institutionsQ1 2026: 755 institutionsQ2 2026: 833 institutions
Value heldQ1 2026: $17.8B
Q1 2021: $19.3BQ2 2021: $24.7BQ3 2021: $28.5BQ4 2021: $32.2BQ1 2022: $28.2BQ2 2022: $20.6BQ3 2022: $16.9BQ4 2022: $16.3BQ1 2023: $24.0BQ2 2023: $26.0BQ3 2023: $25.8BQ4 2023: $24.1BQ1 2024: $27.0BQ2 2024: $22.4BQ3 2024: $20.5BQ4 2024: $22.9BQ1 2025: $15.6BQ2 2025: $15.3BQ3 2025: $18.0BQ4 2025: $19.1BQ1 2026: $17.8BQ2 2026: $25.2B
Institutions holding WST and their total value by quarter
QuarterHoldersValue
Q2 2026833$25.2B
Q1 2026755$17.8B
Q4 2025804$19.1B
Q3 2025758$18.0B
Q2 2025733$15.3B
Q1 2025715$15.6B
Q4 2024747$22.9B
Q3 2024733$20.5B
Q2 2024778$22.4B
Q1 2024778$27.0B
Q4 2023784$24.1B
Q3 2023759$25.8B
Q2 2023735$26.0B
Q1 2023698$24.0B
Q4 2022638$16.3B
Q3 2022638$16.9B
Q2 2022657$20.6B
Q1 2022718$28.2B
Q4 2021731$32.2B
Q3 2021672$28.5B
Q2 2021641$24.7B
Q1 2021591$19.3B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q4 2025.

Institutions holding WST in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Strategic Wealth Partners, Ltd.38$9.52K0.00%00.0%Unchanged
Aster Capital Management (DIFC) Ltd43$9.63K0.00%+43New
Capital Advisors, Ltd. LLC41$10.0K0.00%−1−2.4%Reduced
MCF Advisors LLC40$10.0K0.00%00.0%Unchanged
Red Tortoise LLC40$10.0K0.00%00.0%Unchanged
Financial Network Wealth Advisors LLC40$10.0K0.01%00.0%Unchanged
Keating Financial Advisory Services, Inc.41$10.3K0.00%+8+24.2%Added
Heritage Wealth Advisors41$10.3K0.00%+41New
GHP Investment Advisors, Inc.41$10.3K0.00%00.0%Unchanged
Activest Wealth Management45$11.3K0.00%−40−47.1%Reduced
Birchwood Financial Partners, Inc.46$11.5K0.01%00.0%Unchanged
Cornerstone Financial Management LLC48$12.0K0.01%−3−5.9%Reduced
Fortitude Family Office, LLC49$12.3K0.00%+17+53.1%Added
Bell Investment Advisors, Inc50$12.5K0.00%−2−3.8%Reduced
Spire Wealth Management52$13.0K0.00%−36−40.9%Reduced
Harbour Investments, Inc.52$13.0K0.00%+11+26.8%Added
Rational Advisors LLC50$13.1K0.00%+25+100.0%Added
First Horizon Corp55$13.8K0.00%+3+5.8%Added
Twin Peaks Wealth Advisors, LLC57$14.3K0.00%+57New
Basecamp Wealth Advisors LLC59$14.8K0.00%−20−25.3%Reduced
Farmers & Merchants Investments Inc59$14.8K0.00%00.0%Unchanged
RWM Asset Management, LLC60$15.0K0.00%+60New
South State Corp.63$15.8K0.00%−35−35.7%Reduced
Raiffeisen Bank International AG68$16.7K0.00%00.0%Unchanged
Horizon Financial Services, LLC68$17.0K0.01%+35+106.1%Added
Advisory Services Network, LLC69$17.2K0.00%+69New
Ancora Advisors, LLC71$17.8K0.00%+6+9.2%Added
Transamerica Financial Advisors, Inc.74$18.6K0.00%+45+155.2%Added
CoreCap Advisors, LLC78$19.6K0.00%+1+1.3%Added
Avalon Trust Co79$19.8K0.00%+79New
Owl Creek Wealth Partners LLC81$20.3K0.01%+81New
International Assets Investment Management, LLC83$21.0K0.00%−28−25.2%Reduced
CNB Bank89$22.3K0.01%−12−11.9%Reduced
Rothschild Investment LLC90$22.6K0.00%−630−87.5%Reduced
Rossby Financial, LCC91$23.0K0.00%−231−71.7%Reduced
Freestone Grove Partners LP92$23.1K0.00%−2,434−96.4%Reduced
Community Financial Services Group, LLC94$23.8K0.00%+94New
True Wealth Design, LLC97$24.3K0.01%−122−55.7%Reduced
Hazlett, Burt & Watson, Inc.100$25.0K0.01%00.0%Unchanged
Meramec Financial Planners, LLC90$25.0K0.01%−6−6.3%Reduced
Addison Advisors LLC101$25.3K0.01%−10−9.0%Reduced
Private Trust Co NA103$25.8K0.00%+3+3.0%Added
Glen Eagle Advisors, LLC110$27.6K0.00%00.0%Unchanged
City State Bank111$27.8K0.01%−52−31.9%Reduced
Root Financial Partners, LLC112$28.1K0.00%+8+7.7%Added
Pittenger & Anderson Inc115$28.8K0.00%00.0%Unchanged
Colonial Trust Co115$28.8K0.00%00.0%Unchanged
Covestor Ltd116$29.0K0.02%−87−42.9%Reduced
Creative Financial Designs Inc120$30.1K0.00%+120New
SJS Investment Consulting Inc.124$31.1K0.00%−58−31.9%Reduced
Princeton Global Asset Management LLC125$31.3K0.01%00.0%Unchanged
Opal Wealth Advisors, LLC126$31.6K0.01%+126New
Medallion Wealth Advisors, LLC128$32.1K0.01%00.0%Unchanged
Cornerstone Planning Group LLC105$32.2K0.00%+50+90.9%Added
Zions Bancorporation, National Association149$37.3K0.00%−163−52.2%Reduced
Barrett & Company, Inc.149$37.3K0.01%00.0%Unchanged
Beacon Investment Advisory Services, Inc.149$37.3K0.00%+149New
MAI Capital Management151$37.8K0.00%+112+287.2%Added
Ares Financial Consulting, LLC153$38.7K0.03%+147+2,450.0%Added
Park Place Capital Corp161$40.4K0.01%00.0%Unchanged
Arlington Trust Co LLC162$40.6K0.00%+162New
Bayforest Capital Ltd177$44.4K0.05%−123−41.0%Reduced
Onefund, LLC197$49.8K0.03%+66+50.4%Added
Evelyn Partners Investment Management Services Ltd215$53.9K0.01%+215New
USA Financial Portformulas Corp239$59.9K0.01%−179−42.8%Reduced
LRI Investments, LLC242$60.7K0.01%+24+11.0%Added
Cromwell Holdings LLC248$62.2K0.03%00.0%Unchanged
State of Wyoming248$62.2K0.01%+248New
Edmond de Rothschild Holding S.A.254$63.7K0.00%−68−21.1%Reduced
CVA Family Office, LLC257$64.4K0.01%+40+18.4%Added
Eastern Bank273$68.4K0.00%00.0%Unchanged
IFP Advisors, Inc273$68.4K0.00%+16+6.2%Added
Ronald Blue Trust, Inc.279$69.9K0.00%−12−4.1%Reduced
Independence Bank of Kentucky300$75.2K0.01%00.0%Unchanged
Massmutual Trust Co FSB316$79.2K0.00%−18−5.4%Reduced
Exchange Traded Concepts, LLC320$80.2K0.00%+32+11.1%Added
Banque Cantonale Vaudoise353$88.0K0.00%+353New
Meeder Asset Management Inc386$96.7K0.01%+195+102.1%Added
HighMark Wealth Management LLC420$105.3K0.04%00.0%Unchanged
Pinnacle Wealth Planning Services, Inc.434$108.8K0.01%−3−0.7%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main443$111.0K0.00%00.0%Unchanged
Leonteq Securities AG449$112.5K0.01%+442+6,314.3%Added
Smithfield Trust Co510$127.0K0.01%00.0%Unchanged
Livforsakringsbolaget Skandia, Omsesidigt512$128.3K0.01%00.0%Unchanged
Parallel Advisors, LLC533$133.6K0.00%+112+26.6%Added
Versant Capital Management, Inc577$144.6K0.01%+297+106.1%Added
Steward Partners Investment Advisory, LLC583$146.1K0.00%+13+2.3%Added
Tower Research Capital LLC (TRC)592$148.4K0.00%−4,823−89.1%Reduced
Farther Finance Advisors, LLC608$153.7K0.00%−151−19.9%Reduced
Bokf, NA619$155.1K0.00%−186−23.1%Reduced
EverSource Wealth Advisors, LLC630$158.0K0.00%−446−41.4%Reduced
Ameritas Investment Partners, Inc.644$161.4K0.00%00.0%Unchanged
Westpac Banking Corp645$161.7K0.01%−252−28.1%Reduced
Fullerton Fund Management Co Ltd.657$164.7K0.01%+657New
Signaturefd, LLC676$169.4K0.00%−173−20.4%Reduced
Hilltop National Bank686$171.9K0.04%+213+45.0%Added
Erste Asset Management GmbH752$184.3K0.00%00.0%Unchanged
PKO Investment Management Joint-Stock Co800$200.5K0.02%00.0%Unchanged
Profund Advisors LLC804$201.5K0.01%−366−31.3%Reduced
Trust Asset Management LLC805$201.8K0.01%00.0%Unchanged