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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; 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.

13F holders, Q1 2022

Institutional positions in West Pharmaceutical Services Inc as of Mar 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
718
−7 vs. Q4 2021
Shares held
70.6M
+1.19M (+1.7%) vs. Q4 2021
Total value
$28.2B
−$3.90B (−12.1%) vs. Q4 2021
New holders
75
246 more added
Sold out
82
277 more reduced

6 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 2022: 718 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: 834 institutions
Value heldQ1 2022: $28.2B
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 2026834$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 2022

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q4 2021.

Institutions holding WST in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Canada Pension Plan Investment Board67,778$27.8M0.04%−33,354−33.0%Reduced
Macquarie Group Ltd65,437$26.9M0.02%−3,113−4.5%Reduced
Natixis Advisors, L.P.64,070$26.3M0.10%+2,448+4.0%Added
Mitsubishi UFJ Trust & Banking Corp62,797$25.8M0.06%−2,830−4.3%Reduced
Mawer Investment Management Ltd.61,966$25.4M0.12%−16,073−20.6%Reduced
M&T Bank Corp60,226$24.7M0.11%−3,361−5.3%Reduced
NFJ Investment Group, LLC58,304$23.9M0.49%−1,893−3.1%Reduced
Bank of Montreal56,939$23.9M0.01%−21,077−27.0%Reduced
Martingale Asset Management L P57,932$23.8M0.36%−41,078−41.5%Reduced
Candriam Luxembourg S.C.A.57,606$23.7M0.16%−2,833−4.7%Reduced
Janney Montgomery Scott LLC57,011$23.4M0.10%+6,280+12.4%Added
Caisse de Depot Et Placement du Quebec56,358$23.1M0.05%+12,000+27.1%Added
Asset Management One Co.,Ltd.53,524$22.0M0.09%+1,368+2.6%Added
Voya Investment Management LLC53,445$22.0M0.05%−1,145−2.1%Reduced
Mn Services Vermogensbeheer B.V.52,800$21.7M0.14%−3,700−6.5%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.52,109$21.4M0.08%+4,109+8.6%Added
Truist Financial Corp51,865$21.3M0.03%−1,949−3.6%Reduced
McCollum Christoferson Group LLC50,181$20.6M5.09%−686−1.3%Reduced
LPL Financial LLC49,176$20.2M0.02%+25,050+103.8%Added
Oppenheimer Asset Management Inc.48,365$19.9M0.28%−3,988−7.6%Reduced
Advisor Group Holdings, Inc.52,030$19.8M0.04%+343+0.7%Added
Aviva PLC48,011$19.7M0.10%+16,337+51.6%Added
Public Employees Retirement System of Ohio46,830$19.2M0.07%−3,697−7.3%Reduced
Trillium Asset Management, LLC45,912$18.9M0.50%−3,086−6.3%Reduced
Chevy Chase Trust Holdings, Inc.44,549$18.3M0.06%+122+0.3%Added
Toronto Dominion Bank44,414$18.2M0.03%−5,329−10.7%Reduced
Grace & White Inc43,590$17.9M3.37%00.0%Unchanged
State of New Jersey Common Pension Fund D43,104$17.7M0.06%00.0%Unchanged
Kistler-Tiffany Companies, LLC41,896$17.2M3.25%00.0%Unchanged
Navellier & Associates Inc41,237$16.9M2.88%−1,639−3.8%Reduced
Capital Fund Management S.A.40,032$16.4M0.44%+6,441+19.2%Added
Korea Investment CORP39,700$16.3M0.04%+6,700+20.3%Added
RK Capital Management, LLC39,140$16.1M3.19%+21,930+127.4%Added
US Bancorp38,348$15.8M0.03%−341−0.9%Reduced
Susquehanna International Group, LLP38,197$15.7M0.02%−16,676−30.4%Reduced
Nomura Asset Management Co Ltd36,576$15.0M0.08%+1,778+5.1%Added
Millennium Management LLC36,388$14.9M0.02%+824+2.3%Added
Pictet Asset Management SA36,274$14.9M0.02%+381+1.1%Added
Hantz Financial Services, Inc.35,113$14.4M0.43%+2,136+6.5%Added
Nisa Investment Advisors, LLC34,927$14.3M0.10%−8,086−18.8%Reduced
Congress Wealth Management LLC34,860$14.3M0.31%−2,571−6.9%Reduced
Vestcor Inc34,468$14.2M0.49%−28,252−45.0%Reduced
UBS Group AG34,391$14.1M0.01%−53,917−61.1%Reduced
Qube Research & Technologies Ltd33,313$13.7M0.12%−2,224−6.3%Reduced
Ensign Peak Advisors, Inc32,779$13.5M0.03%+1,602+5.1%Added
Nordea Investment Management AB32,042$13.5M0.02%−1,896−5.6%Reduced
Guggenheim Capital LLC32,568$13.4M0.08%+5,037+18.3%Added
Yousif Capital Management, LLC31,908$13.1M0.14%+99+0.3%Added
Forsta Ap-Fonden31,100$12.8M0.15%−4,000−11.4%Reduced
BNP Paribas Arbitrage, SA30,879$12.7M0.03%−2,243−6.8%Reduced
Lazard Asset Management LLC30,309$12.4M0.01%−2,832−8.5%Reduced
PGGM Investments26,370$12.4M0.06%00.0%Unchanged
Alberta Investment Management Corp30,095$12.4M0.07%+7,757+34.7%Added
Jane Street Group, LLC29,332$12.0M0.02%+15,218+107.8%Added
Whittier Trust Co29,220$12.0M0.20%+1,733+6.3%Added
Treasurer of the State of North Carolina28,230$11.6M0.06%+563+2.0%Added
Captrust Financial Advisors27,293$11.2M0.07%+101+0.4%Added
Storebrand Asset Management AS26,991$11.1M0.05%−1,526−5.4%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)26,483$10.9M0.05%+767+3.0%Added
Oregon Public Employees Retirement Fund26,044$10.7M0.11%+196+0.8%Added
State of Alaska, Department of Revenue25,967$10.7M0.11%−2,275−8.1%Reduced
Azimuth Capital Management LLC25,497$10.5M0.45%−22,101−46.4%Reduced
Westpac Banking Corp25,272$10.4M0.12%−3,260−11.4%Reduced
Royal London Asset Management Ltd24,566$10.1M0.04%+2,292+10.3%Added
Retirement Systems of Alabama24,545$10.1M0.04%−20.0%Reduced
Teacher Retirement System of Texas23,747$9.75M0.05%−19,318−44.9%Reduced
MetLife Investment Management23,431$9.62M0.06%+7,064+43.2%Added
Acadian Asset Management LLC23,247$9.54M0.04%−4,381−15.9%Reduced
DekaBank Deutsche Girozentrale22,381$9.40M0.02%+1,069+5.0%Added
American International Group, Inc.22,659$9.31M0.05%−564−2.4%Reduced
MML Investors Services, LLC22,552$9.26M0.07%+2,429+12.1%Added
Illinois Municipal Retirement Fund22,176$9.11M0.27%−10,901−33.0%Reduced
CBOE Vest Financial, LLC21,847$8.97M1.63%+5,703+35.3%Added
Amalgamated Bank21,484$8.82M0.07%+842+4.1%Added
Amalgamated Financial Corp.21,484$8.82M0.07%+21,484New
Virginia Retirement Systems Et Al21,100$8.67M0.08%−8,100−27.7%Reduced
State of Michigan Retirement System20,756$8.53M0.05%+28+0.1%Added
Arizona State Retirement System20,621$8.47M0.07%+479+2.4%Added
McKinley Capital Management LLC /Delaware19,950$8.19M0.82%00.0%Unchanged
Los Angeles Capital Management LLC18,417$7.56M0.03%−13,987−43.2%Reduced
Handelsbanken Fonder AB18,355$7.54M0.04%−595−3.1%Reduced
NN Investment Partners Holdings N.V.18,153$7.46M0.04%+1,553+9.4%Added
Comerica Bank19,689$7.32M0.05%−115−0.6%Reduced
Apella Capital, LLC17,650$7.25M1.02%+4,000+29.3%Added
British Columbia Investment Management Corp17,436$7.16M0.05%−1,580−8.3%Reduced
Achmea Investment Management B.V.17,429$7.16M0.19%+17,429New
Swiss Life Asset Management Ltd17,319$7.11M0.10%−1,004−5.5%Reduced
TAP Consulting, LLC16,579$6.81M1.78%+1,535+10.2%Added
Vancity Investment Management Ltd16,399$6.74M0.80%+1,165+7.6%Added
TownSquare Capital, LLC15,827$6.50M0.17%−383−2.4%Reduced
Endowment Wealth Management, Inc.15,627$6.42M6.75%+52+0.3%Added
Twin Capital Management Inc15,454$6.35M0.68%−1,080−6.5%Reduced
Marietta Investment Partners LLC15,274$6.27M1.43%+109+0.7%Added
CIBC World Markets Corp15,244$6.26M0.05%+15,244New
Intrinsic Edge Capital Management LLC15,000$6.16M0.49%+10,000+200.0%Added
Security Asset Management14,796$6.08M2.61%−85−0.6%Reduced
DnB Asset Management AS14,499$5.95M0.04%+1,417+10.8%Added
Whittier Trust Co of Nevada Inc14,398$5.91M0.21%+2,095+17.0%Added
Atria Investments LLC14,202$5.83M0.10%+421+3.1%Added
Cullinan Associates Inc14,000$5.75M0.30%+14,000New