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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, Q4 2022

Institutional positions in West Pharmaceutical Services Inc as of Dec 31, 2022. 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
638
+11 vs. Q3 2022
Shares held
69.1M
+691.8K (+1.0%) vs. Q3 2022
Total value
$16.3B
−$589.5M (−3.5%) vs. Q3 2022
New holders
89
230 more added
Sold out
78
233 more reduced

11 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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 holdersQ4 2022: 638 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 heldQ4 2022: $16.3B
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, Q4 2022

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q3 2022.

Institutions holding WST in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc8,988,409$2.12B0.06%+62,444+0.7%Added
BlackRock Inc.8,148,795$1.92B0.06%+58,184+0.7%Added
Bank of New York Mellon Corp3,601,196$847.5M0.19%+1,858,709+106.7%Added
State Street Corp3,359,515$790.7M0.05%+28,241+0.8%Added
APG Asset Management N.V.2,560,833$602.7M1.15%+243,363+10.5%Added
Franklin Resources Inc2,470,706$581.5M0.30%−183,405−6.9%Reduced
Price T Rowe Associates Inc2,301,161$541.6M0.09%−1,568,961−40.5%Reduced
FMR LLC1,789,243$421.1M0.04%−191,840−9.7%Reduced
T. Rowe Price Investment Management, Inc.1,719,972$404.8M0.31%+12,228+0.7%Added
Geode Capital Management, LLC1,506,824$354.0M0.05%+36,935+2.5%Added
Brown Advisory Inc1,211,441$285.1M0.53%−5,352−0.4%Reduced
Durable Capital Partners LP1,113,684$262.1M2.72%−65,763−5.6%Reduced
Bamco Inc1,075,453$253.1M0.85%−83,751−7.2%Reduced
Artisan Partners Limited Partnership1,060,804$249.7M0.44%+145,065+15.8%Added
Norges Bank1,008,569$237.4M0.06%+230,447+29.6%Added
Neuberger Berman Group LLC977,243$230.0M0.23%+2170.0%Added
Alliancebernstein L.P.848,157$199.6M0.09%−48,420−5.4%Reduced
Northern Trust Corp834,991$196.5M0.04%+22,589+2.8%Added
Morgan Stanley751,342$176.8M0.02%+123,992+19.8%Added
ProShare Advisors LLC701,660$165.1M0.58%+182,459+35.1%Added
Invesco Ltd.604,287$142.2M0.04%−67,882−10.1%Reduced
Bank of America Corp586,007$137.9M0.02%−113,824−16.3%Reduced
Legal & General Group Plc578,261$136.1M0.05%−43,207−7.0%Reduced
Ameriprise Financial Inc531,541$125.1M0.04%+457,605+618.9%Added
Riverbridge Partners LLC507,386$119.4M1.79%−22,125−4.2%Reduced
Nuveen Asset Management, LLC505,779$119.0M0.05%−180,515−26.3%Reduced
JPMorgan Chase & Co490,245$115.4M0.02%+268,770+121.4%Added
Macquarie Group Ltd488,062$114.9M0.14%+370,589+315.5%Added
Charles Schwab Investment Management Inc448,263$105.5M0.03%+22,392+5.3%Added
Kayne Anderson Rudnick Investment Management LLC436,757$102.8M0.32%+124,874+40.0%Added
Goldman Sachs Group Inc433,450$102.0M0.03%+49,602+12.9%Added
Standard Life Aberdeen plc408,166$96.1M0.26%+8,784+2.2%Added
UBS Asset Management Americas Inc396,886$93.4M0.05%−48,844−11.0%Reduced
Champlain Investment Partners, LLC392,965$92.5M0.59%+392,965New
State Farm Mutual Automobile Insurance Co388,239$91.4M0.10%00.0%Unchanged
Congress Asset Management Co374,505$88.1M0.88%+16,204+4.5%Added
California Public Employees Retirement System356,343$83.9M0.07%−179,028−33.4%Reduced
Intermede Investment Partners Ltd336,150$79.1M2.21%+71,005+26.8%Added
Two Sigma Investments, LP330,913$77.9M0.25%+330,913New
AustralianSuper Pty Ltd330,827$77.5M0.56%+330,827New
TD Asset Management Inc320,786$75.5M0.09%+52,330+19.5%Added
Amundi298,432$75.0M0.04%−116,954−28.2%Reduced
Swiss National Bank300,900$70.8M0.05%−20,075−6.3%Reduced
Sumitomo Mitsui Trust Holdings, Inc.295,573$69.6M0.06%−87,770−22.9%Reduced
Renaissance Technologies LLC294,700$69.4M0.09%+95,011+47.6%Added
Dimensional Fund Advisors LP291,917$68.7M0.02%−6,749−2.3%Reduced
Royal Bank of Canada271,887$64.0M0.02%−1,657−0.6%Reduced
HSBC Holdings PLC262,715$61.7M0.08%+39,199+17.5%Added
Assenagon Asset Management S.A.229,163$53.9M0.22%+100,008+77.4%Added
Federated Hermes, Inc.221,417$52.1M0.14%+14,733+7.1%Added
Eagle Asset Management Inc220,809$51.8M0.32%−26,786−10.8%Reduced
Deutsche Bank AG217,056$51.1M0.03%−106,249−32.9%Reduced
Rhumbline Advisers209,926$49.4M0.07%+7,783+3.9%Added
Envestnet Asset Management Inc195,527$46.0M0.02%−43,490−18.2%Reduced
Ensign Peak Advisors, Inc191,268$45.0M0.10%+67,489+54.5%Added
Select Equity Group, L.P.189,548$44.6M0.17%+189,548New
Russell Investments Group, Ltd.187,818$44.2M0.09%+50,034+36.3%Added
Rock Springs Capital Management LP185,500$43.7M1.05%+5,000+2.8%Added
Ami Asset Management Corp182,080$42.9M3.00%+90,810+99.5%Added
Allspring Global Investments Holdings, LLC177,618$41.8M0.07%+77,996+78.3%Added
Findlay Park Partners LLP171,902$40.5M0.44%+171,902New
Citadel Advisors LLC161,084$37.9M0.04%−55,815−25.7%Reduced
Jupiter Asset Management Ltd159,380$37.5M0.55%+38,256+31.6%Added
SEI Investments Co153,550$36.1M0.08%+7,226+4.9%Added
AXA S.A.145,295$34.2M0.12%+99,969+220.6%Added
Voloridge Investment Management, LLC144,650$34.0M0.19%+136,156+1,603.0%Added
NFJ Investment Group, LLC142,519$33.5M0.88%−50,631−26.2%Reduced
New York State Common Retirement Fund141,997$33.4M0.05%+25,775+22.2%Added
Aviva PLC140,681$33.1M0.16%+25,094+21.7%Added
Credit Suisse AG136,450$32.1M0.03%+6,906+5.3%Added
Epoch Investment Partners, Inc.136,197$32.1M0.19%+63,185+86.5%Added
Wells Fargo & Company130,691$30.8M0.01%+33,464+34.4%Added
BNP Paribas Arbitrage, SA129,955$30.6M0.08%+69,030+113.3%Added
Lord, Abbett & Co. LLC125,888$29.6M0.11%−39,585−23.9%Reduced
California State Teachers Retirement System123,185$29.0M0.05%+1,193+1.0%Added
Intech Investment Management LLC121,828$28.7M0.21%−177,838−59.3%Reduced
Two Sigma Advisers, LP118,800$28.0M0.08%+112,700+1,847.5%Added
National Pension Service116,915$27.5M0.05%+10,896+10.3%Added
Fiera Capital Corp111,264$26.2M0.08%−9,533−7.9%Reduced
Allianz Asset Management GmbH111,087$26.1M0.06%−31,887−22.3%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.107,069$25.2M0.09%+3,548+3.4%Added
Fisher Asset Management, LLC100,401$23.6M0.02%−62,784−38.5%Reduced
AQR Capital Management LLC99,777$23.4M0.05%+15,281+18.1%Added
Blair William & Co98,406$23.2M0.10%−4,242−4.1%Reduced
Principal Financial Group Inc98,156$23.1M0.02%−1,731−1.7%Reduced
Tri Locum Partners LP97,084$22.8M10.10%+97,084New
Barclays PLC95,458$22.5M0.02%+16,704+21.2%Added
Bank of Montreal90,569$21.8M0.02%+2,878+3.3%Added
Millennium Management LLC89,248$21.0M0.02%−63,978−41.8%Reduced
State Board of Administration of Florida Retirement System88,531$20.8M0.05%−60−0.1%Reduced
New York State Teachers Retirement System88,292$20.8M0.05%−537−0.6%Reduced
GW&K Investment Management, LLC85,406$20.1M0.20%+38,806+83.3%Added
Keybank National Association84,810$20.0M0.10%−4,540−5.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.82,030$19.2M0.05%+11,221+15.8%Added
Prudential Financial Inc80,201$18.9M0.03%+2,476+3.2%Added
Canada Pension Plan Investment Board79,709$18.8M0.03%+11,800+17.4%Added
DF Dent & Co Inc77,151$18.2M0.27%+77,151New
Manufacturers Life Insurance Company, The76,662$18.1M0.01%−3,135−3.9%Reduced
Adage Capital Partners GP, L.L.C.75,307$17.7M0.04%−100−0.1%Reduced
Public Employees Retirement Association of Colorado73,954$17.4M0.09%00.0%Unchanged