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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, Q3 2021

Institutional positions in West Pharmaceutical Services Inc as of Sep 30, 2021. 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
672
+42 vs. Q2 2021
Shares held
67.4M
−1.66M (−2.4%) vs. Q2 2021
Total value
$28.5B
+$3.80B (+15.4%) vs. Q2 2021
New holders
94
239 more added
Sold out
52
240 more reduced

11 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 672 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 heldQ3 2021: $28.5B
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, Q3 2021

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q2 2021.

Institutions holding WST in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Barclays PLC115,473$49.0M0.03%−654−0.6%Reduced
Blair William & Co117,494$49.9M0.17%−11,068−8.6%Reduced
Credit Suisse AG119,008$50.5M0.04%−10,896−8.4%Reduced
HSBC Holdings PLC121,671$52.0M0.06%+1,285+1.1%Added
First Trust Advisors LP124,970$53.1M0.06%+83,892+204.2%Added
Bank of Montreal125,558$54.4M0.03%+33,172+35.9%Added
California State Teachers Retirement System128,361$54.5M0.07%−3,325−2.5%Reduced
Canada Pension Plan Investment Board134,557$57.1M0.06%−2,268−1.7%Reduced
Martingale Asset Management L P136,153$57.8M0.76%−41,177−23.2%Reduced
Lord, Abbett & Co. LLC138,554$58.8M0.14%−8,536−5.8%Reduced
AQR Capital Management LLC144,074$61.2M0.11%+869+0.6%Added
Russell Investments Group, Ltd.145,030$61.7M0.10%+12,908+9.8%Added
Robeco Institutional Asset Management B.V.151,645$64.4M0.14%−4,715−3.0%Reduced
SEI Investments Co156,077$66.3M0.14%+62,786+67.3%Added
Rhumbline Advisers157,749$67.0M0.09%−2,220−1.4%Reduced
Allianz Asset Management GmbH159,463$67.7M0.06%−3,866−2.4%Reduced
TD Asset Management Inc201,304$85.5M0.09%+16,538+9.0%Added
Intermede Investment Partners Ltd220,951$93.8M2.16%−1,931−0.9%Reduced
Schroder Investment Management Group223,839$95.0M0.15%−46,297−17.1%Reduced
Parametric Portfolio Associates LLC232,998$98.9M0.06%+5,606+2.5%Added
JPMorgan Chase & Co233,900$99.3M0.01%−80,969−25.7%Reduced
Wells Fargo & Company243,638$103.4M0.02%−22,633−8.5%Reduced
Marshall Wace, LLP249,099$105.8M0.52%+93,783+60.4%Added
Standard Life Aberdeen plc262,428$113.8M0.26%−3,239−1.2%Reduced
Envestnet Asset Management Inc273,431$116.1M0.06%+3,092+1.1%Added
Federated Hermes, Inc.280,884$119.2M0.23%−15,763−5.3%Reduced
Fisher Asset Management, LLC283,118$120.2M0.07%−4,624−1.6%Reduced
Swiss National Bank291,875$123.9M0.08%−10,600−3.5%Reduced
Deutsche Bank AG301,115$127.8M0.06%−4,120−1.3%Reduced
Amundi305,189$129.6M0.09%+4,198+1.4%Added
Eagle Asset Management Inc309,960$131.6M0.59%+53,164+20.7%Added
Dimensional Fund Advisors LP315,475$133.9M0.04%−4,345−1.4%Reduced
Royal Bank of Canada329,616$139.9M0.04%−71,893−17.9%Reduced
Kayne Anderson Rudnick Investment Management LLC361,261$153.4M0.37%+18,616+5.4%Added
Morgan Stanley374,103$158.8M0.02%−191,375−33.8%Reduced
Charles Schwab Investment Management Inc384,457$163.2M0.05%−333−0.1%Reduced
ProShare Advisors LLC385,841$163.8M0.46%−34,603−8.2%Reduced
Congress Asset Management Co387,903$164.7M1.29%−6,712−1.7%Reduced
State Farm Mutual Automobile Insurance Co388,239$164.8M0.18%00.0%Unchanged
Manufacturers Life Insurance Company, The392,817$166.8M0.14%+34,070+9.5%Added
Goldman Sachs Group Inc491,792$208.8M0.05%−321,172−39.5%Reduced
Bank of America Corp492,246$209.0M0.02%+5,188+1.1%Added
UBS Asset Management Americas Inc504,075$214.0M0.09%+11,672+2.4%Added
Sumitomo Mitsui Trust Holdings, Inc.504,281$214.1M0.13%−12,490−2.4%Reduced
Arrowstreet Capital, Limited Partnership515,148$218.7M0.27%+153,180+42.3%Added
Victory Capital Management Inc560,514$238.0M0.23%−72,658−11.5%Reduced
California Public Employees Retirement System572,234$242.9M0.18%+7,725+1.4%Added
Bank of New York Mellon Corp573,448$243.5M0.05%−154,442−21.2%Reduced
Janus Henderson Group PLC615,863$261.5M0.11%+46,003+8.1%Added
Riverbridge Partners LLC618,185$262.4M2.63%+1,433+0.2%Added
Norges Bank636,746$270.3M0.06%−41,368−6.1%Reduced
Capital Research Global Investors661,395$280.8M0.07%−2640.0%Reduced
Massachusetts Financial Services Co722,317$306.7M0.09%−16,230−2.2%Reduced
Nuveen Asset Management, LLC727,852$309.0M0.10%−66,251−8.3%Reduced
Legal & General Group Plc739,256$313.8M0.10%+28,120+4.0%Added
Artisan Partners Limited Partnership799,368$339.4M0.42%−191,826−19.4%Reduced
Durable Capital Partners LP859,210$364.8M2.76%−92,053−9.7%Reduced
Northern Trust Corp965,518$409.9M0.07%+48,592+5.3%Added
Neuberger Berman Group LLC1,247,539$522.5M0.46%−37,642−2.9%Reduced
Brown Advisory Inc1,233,194$523.5M0.77%+172,183+16.2%Added
Bamco Inc1,254,099$532.4M1.21%−10,224−0.8%Reduced
Invesco Ltd.1,260,099$535.0M0.14%+154,534+14.0%Added
Geode Capital Management, LLC1,341,736$568.1M0.08%+42,648+3.3%Added
FMR LLC1,370,875$582.0M0.05%+108,237+8.6%Added
WCM Investment Management, LLC1,442,820$612.5M1.42%−237,453−14.1%Reduced
APG Asset Management N.V.2,539,868$930.4M1.65%+8,500+0.3%Added
Franklin Resources Inc2,978,310$1.26B0.48%−396,122−11.7%Reduced
State Street Corp3,401,199$1.44B0.08%−9,736−0.3%Reduced
Price T Rowe Associates Inc5,090,474$2.16B0.20%−247,898−4.6%Reduced
BlackRock Inc.7,430,013$3.15B0.09%−174,399−2.3%Reduced
Vanguard Group Inc8,530,359$3.62B0.09%+141,824+1.7%Added
Sofos Investments, Inc.1––00.0%Unchanged
Champlain Investment Partners, LLC0$00.00%−186,425−100.0%Sold out
Jefferies Group LLC0$00.00%−8,108−100.0%Sold out
HRT Financial LP0$00.00%−7,261−100.0%Sold out
LMR Partners LLP0$00.00%−5,477−100.0%Sold out
Jennison Associates LLC0$00.00%−4,403−100.0%Sold out
Paloma Partners Management Co0$00.00%−4,361−100.0%Sold out
Wealth Enhancement Advisory Services, LLC0$00.00%−4,099−100.0%Sold out
XTX Topco Ltd0$00.00%−4,194−100.0%Sold out
Centiva Capital, LP0$00.00%−3,124−100.0%Sold out
Weiss Asset Management LP0$00.00%−2,762−100.0%Sold out
Johnson Investment Counsel Inc0$00.00%−2,738−100.0%Sold out
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main0$00.00%−2,434−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−2,381−100.0%Sold out
Ergoteles LLC0$00.00%−2,177−100.0%Sold out
MEAG MUNICH ERGO, Kapitalanlagegesellschaft mbH0$00.00%−2,046−100.0%Sold out
Quantitative Systematic Strategies LLC0$00.00%−1,559−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−1,288−100.0%Sold out
BP PLC0$00.00%−1,128−100.0%Sold out
Marino, Stram & Associates LLC0$00.00%−1,091−100.0%Sold out
Thrive Capital Management, LLC0$00.00%−962−100.0%Sold out
Lombard Odier Asset Management (Switzerland) SA0$00.00%−926−100.0%Sold out
Beacon Pointe Advisors, LLC0$00.00%−918−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−873−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−831−100.0%Sold out
Capula Management Ltd0$00.00%−812−100.0%Sold out
Integrated Advisors Network LLC0$00.00%−795−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−771−100.0%Sold out
Cerity Partners LLC0$00.00%−709−100.0%Sold out