Skip to main content
Livermore
Livermore
ZHEN

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; 834 institutions reported holding it in 13F filings for Q2 2026, worth $25.2B in total; Gates Foundation Trust is the only superinvestor holding it.

Q1 2026 vs. Q4 2025

How the institutions holding West Pharmaceutical Services Inc changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of WST: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders80412755−37
Shares69.5M10.6M71.1M+12.2M (+20.8%)
Value$19.1B$2.92B$17.8B+$1.62B (+10.0%)

12 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (89)

Institutions that held West Pharmaceutical Services Inc at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to WST in Q1 2026
InstitutionSharesValue% of portfolio
Vanguard Capital Management LLC4,683,286$1.17B0.03%
Vanguard Portfolio Management LLC4,094,009$1.03B0.05%
Capital Research Global Investors604,011$151.4M0.02%
Vanguard Fiduciary Trust Co405,104$101.5M0.03%
Stonehage Fleming Financial Services Holdings Ltd254,817$63.9M2.32%
Vanguard Global Advisers, LLC157,737$39.5M0.02%
Vanguard Asset Management, Ltd124,642$31.2M0.03%
Vestal Point Capital, LP75,000$18.8M0.53%
Aware Super Pty Ltd as trustee of Aware Super61,501$15.4M0.23%
Vanguard Investments Australia, Ltd.35,687$8.94M0.03%
Winton Group Ltd33,422$8.38M0.29%
Capital Fund Management S.A.32,249$8.08M0.07%
CIBC Bancorp USA Inc.27,424$6.87M0.01%
NFJ Investment Group, LLC21,606$5.42M0.21%
Toroso Investments, LLC21,330$5.35M0.02%
D. E. Shaw & Co., Inc.14,001$3.51M0.00%
Kornitzer Capital Management Inc13,668$3.43M0.07%
SEB Asset Management AB13,478$3.38M0.01%
Eurizon Capital SGR S.p.A.12,627$3.16M0.01%
Weiss Asset Management LP7,924$1.99M0.04%
Pinebridge Investments LLC7,009$1.76M0.01%
Caisse de Depot Et Placement du Quebec5,753$1.44M0.00%
Algert Global LLC5,140$1.29M0.02%
Redwood Investment Management, LLC4,168$1.04M0.13%
Aigen Investment Management, LP3,060$767.0K0.20%
Empowered Funds, LLC2,717$681.0K0.00%
Saudi Central Bank2,656$665.7K0.01%
Two Sigma Securities, LLC2,532$634.6K0.07%
LRT Capital Management, LLC2,518$631.1K0.59%
EntryPoint Capital, LLC1,631$408.8K0.12%
E Fund Management Co., Ltd.1,556$390.0K0.01%
Mitsubishi UFJ Asset Management (UK) Ltd.1,500$376.0K0.19%
Caxton Associates LLP1,457$365.2K0.01%
Integrated Wealth Concepts LLC1,417$355.1K0.00%
Gateway Investment Advisers LLC1,408$352.9K0.00%
Oasis Advisors, LLC1,316$329.8K0.06%
Wealthspire Advisors, LLC1,248$312.8K0.00%
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management1,236$309.8K0.01%
AE Wealth Management LLC1,142$286.2K0.00%
Hunter Perkins Capital Management, LLC992$249.0K0.06%
Oxford Asset Management LLP991$248.4K0.10%
Diversify Wealth Management, LLC833$245.9K0.00%
Evergreen Capital Management LLC974$244.1K0.01%
Farringdon Capital, Ltd.966$242.1K0.05%
Fifth Third Wealth Advisors LLC921$230.8K0.01%
Lombard Odier Asset Management (Switzerland) SA920$230.6K0.01%
Mather Group, LLC.907$227.3K0.00%
Crestwood Advisors Group LLC895$224.3K0.00%
Morningstar Investment Management LLC893$223.8K0.01%
Zacks Investment Management887$222.3K0.00%
DoubleLine ETF Adviser LP886$222.1K0.08%
Premier Fund Managers Ltd906$222.0K0.02%
Savant Capital, LLC870$218.1K0.00%
Fullerton Fund Management Co Ltd.657$164.7K0.01%
Banque Cantonale Vaudoise353$88.0K0.00%
State of Wyoming248$62.2K0.01%
Evelyn Partners Investment Management Services Ltd215$53.9K0.01%
Arlington Trust Co LLC162$40.6K0.00%
Beacon Investment Advisory Services, Inc.149$37.3K0.00%
Opal Wealth Advisors, LLC126$31.6K0.01%
Creative Financial Designs Inc120$30.1K0.00%
Community Financial Services Group, LLC94$23.8K0.00%
Owl Creek Wealth Partners LLC81$20.3K0.01%
Avalon Trust Co79$19.8K0.00%
Advisory Services Network, LLC69$17.2K0.00%
RWM Asset Management, LLC60$15.0K0.00%
Twin Peaks Wealth Advisors, LLC57$14.3K0.00%
Heritage Wealth Advisors41$10.3K0.00%
Aster Capital Management (DIFC) Ltd43$9.63K0.00%
Whipplewood Advisors, LLC37$9.27K0.00%
Golden State Equity Partners34$8.52K0.00%
Gill Capital Partners, LLC15$3.76K0.00%
United Financial Planning Group LLC12$3.01K0.00%
North Star Investment Management Corp.10$2.51K0.00%
Raleigh Capital Management Inc.9$2.26K0.00%
Purpose Unlimited Inc.8$2.01K0.00%
JPL Wealth Management, LLC8$2.01K0.00%
Loring Wolcott & Coolidge Fiduciary Advisors LLP7$1.80K0.00%
SHP Wealth Management6$1.50K0.00%
NBT Bank N A5$1.25K0.00%
Vermillion Wealth Management, Inc.4$1.00K0.00%
Clark Wealth Partners4$1.00K0.00%
Wall Street Financial Group, Inc.3$7520.00%
Atlantic Union Bankshares Corp1$2510.00%
Cassaday & Co Wealth Management LLC1$2510.00%
Rakuten Securities, Inc.1$2510.00%
Tidemark, LLC1$2510.00%
Curio Wealth, LLC1$2510.00%
Portus Wealth Advisors, LLC1$2510.00%

Sold out (126)

Institutions that held West Pharmaceutical Services Inc at the end of Q4 2025 and filed for Q1 2026 without it.

Showing the largest 100 of 126 by value.

Institutions that sold out of WST in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Steadfast Capital Management LP429,907$118.3M
Walleye Capital LLC134,453$37.0M
HRT Financial LP127,188$35.0M
EULAV Asset Management104,616$28.8M
Moore Capital Management, LP95,000$26.1M
Polar Capital Holdings Plc69,332$19.1M
Jennison Associates LLC54,593$15.0M
Janney Montgomery Scott LLC45,159$12.4M
Trexquant Investment LP43,355$11.9M
Hudson Bay Capital Management LP35,448$9.75M
Fideuram - Intesa Sanpaolo Private Banking S.P.A.34,752$9.56M
Parnassus Investments34,387$9.46M
Dai-Ichi Life Insurance Company, Ltd29,599$8.14M
Brasada Capital Management, LP26,997$7.46M
Verition Fund Management LLC26,928$7.41M
Jump Financial, LLC22,568$6.21M
Dark Forest Capital Management LP20,131$5.54M
Campbell & CO Investment Adviser LLC18,597$5.12M
Cramer Rosenthal McGlynn LLC18,387$5.06M
Aquatic Capital Management LLC15,314$4.21M
ING Groep NV14,853$4.09M
Syntegra Private Wealth Group, LLC14,756$4.06M
SummitTX Capital, L.P.14,621$4.02M
Brendel Financial Advisors LLC13,599$3.74M
Skandinaviska Enskilda Banken AB (publ)13,232$3.64M
Quantbot Technologies LP12,024$3.31M
Magnetar Financial LLC11,918$3.28M
Clear Harbor Asset Management, LLC11,897$3.27M
Y-Intercept (Hong Kong) Ltd10,667$2.93M
Elo Mutual Pension Insurance Co10,578$2.91M
Park Avenue Securities LLC9,724$2.68M
Brevan Howard Capital Management LP9,108$2.51M
Rhenman & Partners Asset Management AB7,000$1.93M
Virtus Investment Advisers, Inc.6,728$1.85M
Radnor Capital Management, LLC6,000$1.65M
Graham Capital Management, L.P.5,347$1.47M
CAPROCK Group, Inc.5,078$1.40M
Two Sigma Advisers, LP4,640$1.28M
Kentucky Retirement Systems4,494$1.24M
Sciencast Management LP4,421$1.22M
Schonfeld Strategic Advisors LLC3,513$966.6K
Harvest Fund Management Co., Ltd2,705$774.0K
Everence Capital Management Inc2,525$695.0K
R Squared Ltd2,417$665.0K
Polymer Capital Management (US) LLC2,259$621.5K
AlphaGrep UK Ltd2,244$617.4K
Kestra Advisory Services, LLC2,228$613.1K
Advisor OS, LLC2,177$598.9K
Buckingham Strategic Partners1,621$446.0K
Sound Financial Strategies Group, LLC1,600$440.2K
RFG Advisory, LLC1,587$436.7K
111 Capital1,582$435.3K
Vinva Investment Management Ltd1,538$425.8K
Stevens Capital Management LP1,463$403.0K
Catalyst Funds Management Pty Ltd1,440$396.2K
Forum Financial Management, LP1,414$389.0K
MJP Associates Inc1,368$376.3K
Cinctive Capital Management LP1,350$371.4K
Gordian Capital Singapore Pte Ltd1,250$343.9K
HighPoint Advisor Group LLC1,245$342.5K
Dynamic Technology Lab Private Ltd1,224$337.0K
Virtue Capital Management, LLC1,200$331.7K
Keel Point, LLC1,108$304.9K
Kensington Investment Counsel, LLC1,097$301.8K
Global Trust Asset Management, LLC1,085$298.5K
Evolve Private Wealth, LLC1,057$290.8K
Caerus Investment Advisors, LLC1,035$284.8K
Financial Consulate, Inc1,014$279.0K
Ambassador Advisors, LLC999$274.9K
Quest Partners LLC988$271.8K
Silvercrest Asset Management Group LLC953$262.2K
Principal Securities, Inc.951$261.8K
GTS Securities LLC947$260.6K
Susquehanna Fundamental Investments, LLC942$259.2K
Aptus Capital Advisors, LLC905$249.0K
NorthCrest Asset Manangement, LLC884$246.5K
Versor Investments LP890$244.9K
Qsemble Capital Management, LP858$236.1K
Corundum Group, Inc.851$234.1K
Hills Bank & Trust Co835$229.7K
Hutchens & Kramer Investment Management Group, LLC833$229.2K
Ci Investments Inc.827$227.5K
Nomura Holdings Inc827$227.5K
Fedenia Advisers LLC776$213.5K
Bell Bank774$213.0K
Laurion Capital Management LP772$212.4K
Postrock Partners LLC771$212.1K
Marshall Financial Group LLC762$209.7K
Ascent Group, LLC754$207.5K
CWA Asset Management Group, LLC744$204.7K
Bradley Foster & Sargent Inc740$203.6K
Koshinski Asset Management, Inc.727$200.0K
Walleye Trading LLC663$182.4K
Group One Trading, L.P.393$108.1K
Contravisory Investment Management, Inc.296$81.4K
SageView Advisory Group, LLC230$63.3K
Sentry Investment Management LLC144$40.0K
Vermillion & White Wealth Management Group, LLC144$39.6K
Mark Sheptoff Financial Planning, LLC138$38.0K
Torren Management, LLC124$34.1K

Not filed for Q1 2026 yet (12)

Institutions that held West Pharmaceutical Services Inc at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding WST in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc9,539,173$2.62B
Norges Bank988,737$272.0M
Comerica Bank56,693$15.6M
Forsta Ap-Fonden15,980$4.40M
CIBC World Markets Corp10,006$2.75M
CIBC Private Wealth Group, LLC6,481$1.78M
Financial Advisory Corp2,189$602.0K
QSV Equity Investors LLC1,018$280.1K
Global Retirement Partners, LLC332$91.4K
Trust Co of Vermont250$68.8K
DV Equities, LLC100$27.5K
ORG Partners LLC31$8.53K