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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, 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: 833 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 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, 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
Vanguard Group Inc8,530,359$3.62B0.09%+141,824+1.7%Added
BlackRock Inc.7,430,013$3.15B0.09%−174,399−2.3%Reduced
Price T Rowe Associates Inc5,090,474$2.16B0.20%−247,898−4.6%Reduced
State Street Corp3,401,199$1.44B0.08%−9,736−0.3%Reduced
Franklin Resources Inc2,978,310$1.26B0.48%−396,122−11.7%Reduced
APG Asset Management N.V.2,539,868$930.4M1.65%+8,500+0.3%Added
WCM Investment Management, LLC1,442,820$612.5M1.42%−237,453−14.1%Reduced
FMR LLC1,370,875$582.0M0.05%+108,237+8.6%Added
Geode Capital Management, LLC1,341,736$568.1M0.08%+42,648+3.3%Added
Invesco Ltd.1,260,099$535.0M0.14%+154,534+14.0%Added
Bamco Inc1,254,099$532.4M1.21%−10,224−0.8%Reduced
Brown Advisory Inc1,233,194$523.5M0.77%+172,183+16.2%Added
Neuberger Berman Group LLC1,247,539$522.5M0.46%−37,642−2.9%Reduced
Northern Trust Corp965,518$409.9M0.07%+48,592+5.3%Added
Durable Capital Partners LP859,210$364.8M2.76%−92,053−9.7%Reduced
Artisan Partners Limited Partnership799,368$339.4M0.42%−191,826−19.4%Reduced
Legal & General Group Plc739,256$313.8M0.10%+28,120+4.0%Added
Nuveen Asset Management, LLC727,852$309.0M0.10%−66,251−8.3%Reduced
Massachusetts Financial Services Co722,317$306.7M0.09%−16,230−2.2%Reduced
Capital Research Global Investors661,395$280.8M0.07%−2640.0%Reduced
Norges Bank636,746$270.3M0.06%−41,368−6.1%Reduced
Riverbridge Partners LLC618,185$262.4M2.63%+1,433+0.2%Added
Janus Henderson Group PLC615,863$261.5M0.11%+46,003+8.1%Added
Bank of New York Mellon Corp573,448$243.5M0.05%−154,442−21.2%Reduced
California Public Employees Retirement System572,234$242.9M0.18%+7,725+1.4%Added
Victory Capital Management Inc560,514$238.0M0.23%−72,658−11.5%Reduced
Arrowstreet Capital, Limited Partnership515,148$218.7M0.27%+153,180+42.3%Added
Sumitomo Mitsui Trust Holdings, Inc.504,281$214.1M0.13%−12,490−2.4%Reduced
UBS Asset Management Americas Inc504,075$214.0M0.09%+11,672+2.4%Added
Bank of America Corp492,246$209.0M0.02%+5,188+1.1%Added
Goldman Sachs Group Inc491,792$208.8M0.05%−321,172−39.5%Reduced
Manufacturers Life Insurance Company, The392,817$166.8M0.14%+34,070+9.5%Added
State Farm Mutual Automobile Insurance Co388,239$164.8M0.18%00.0%Unchanged
Congress Asset Management Co387,903$164.7M1.29%−6,712−1.7%Reduced
ProShare Advisors LLC385,841$163.8M0.46%−34,603−8.2%Reduced
Charles Schwab Investment Management Inc384,457$163.2M0.05%−333−0.1%Reduced
Morgan Stanley374,103$158.8M0.02%−191,375−33.8%Reduced
Kayne Anderson Rudnick Investment Management LLC361,261$153.4M0.37%+18,616+5.4%Added
Royal Bank of Canada329,616$139.9M0.04%−71,893−17.9%Reduced
Dimensional Fund Advisors LP315,475$133.9M0.04%−4,345−1.4%Reduced
Eagle Asset Management Inc309,960$131.6M0.59%+53,164+20.7%Added
Amundi305,189$129.6M0.09%+4,198+1.4%Added
Deutsche Bank AG301,115$127.8M0.06%−4,120−1.3%Reduced
Swiss National Bank291,875$123.9M0.08%−10,600−3.5%Reduced
Fisher Asset Management, LLC283,118$120.2M0.07%−4,624−1.6%Reduced
Federated Hermes, Inc.280,884$119.2M0.23%−15,763−5.3%Reduced
Envestnet Asset Management Inc273,431$116.1M0.06%+3,092+1.1%Added
Standard Life Aberdeen plc262,428$113.8M0.26%−3,239−1.2%Reduced
Marshall Wace, LLP249,099$105.8M0.52%+93,783+60.4%Added
Wells Fargo & Company243,638$103.4M0.02%−22,633−8.5%Reduced
JPMorgan Chase & Co233,900$99.3M0.01%−80,969−25.7%Reduced
Parametric Portfolio Associates LLC232,998$98.9M0.06%+5,606+2.5%Added
Schroder Investment Management Group223,839$95.0M0.15%−46,297−17.1%Reduced
Intermede Investment Partners Ltd220,951$93.8M2.16%−1,931−0.9%Reduced
TD Asset Management Inc201,304$85.5M0.09%+16,538+9.0%Added
Allianz Asset Management GmbH159,463$67.7M0.06%−3,866−2.4%Reduced
Rhumbline Advisers157,749$67.0M0.09%−2,220−1.4%Reduced
SEI Investments Co156,077$66.3M0.14%+62,786+67.3%Added
Robeco Institutional Asset Management B.V.151,645$64.4M0.14%−4,715−3.0%Reduced
Russell Investments Group, Ltd.145,030$61.7M0.10%+12,908+9.8%Added
AQR Capital Management LLC144,074$61.2M0.11%+869+0.6%Added
Lord, Abbett & Co. LLC138,554$58.8M0.14%−8,536−5.8%Reduced
Martingale Asset Management L P136,153$57.8M0.76%−41,177−23.2%Reduced
Canada Pension Plan Investment Board134,557$57.1M0.06%−2,268−1.7%Reduced
California State Teachers Retirement System128,361$54.5M0.07%−3,325−2.5%Reduced
Bank of Montreal125,558$54.4M0.03%+33,172+35.9%Added
First Trust Advisors LP124,970$53.1M0.06%+83,892+204.2%Added
HSBC Holdings PLC121,671$52.0M0.06%+1,285+1.1%Added
Credit Suisse AG119,008$50.5M0.04%−10,896−8.4%Reduced
Blair William & Co117,494$49.9M0.17%−11,068−8.6%Reduced
Barclays PLC115,473$49.0M0.03%−654−0.6%Reduced
Alliancebernstein L.P.114,195$48.5M0.02%+11,370+11.1%Added
AXA S.A.113,325$48.1M0.14%−67,553−37.3%Reduced
National Pension Service113,012$48.0M0.09%−2,321−2.0%Reduced
UBS Group AG110,118$46.7M0.02%+9,575+9.5%Added
KBC Group NV109,753$46.6M0.17%−16,706−13.2%Reduced
Principal Financial Group Inc106,531$45.2M0.03%+5,652+5.6%Added
New York State Common Retirement Fund105,762$44.9M0.05%−502−0.5%Reduced
State Board of Administration of Florida Retirement System99,513$42.2M0.08%−2,394−2.3%Reduced
Ami Asset Management Corp99,163$42.1M2.11%−2,970−2.9%Reduced
Teacher Retirement System of Texas98,376$41.8M0.23%+13,656+16.1%Added
Mawer Investment Management Ltd.94,792$40.2M0.19%−230.0%Reduced
Prudential Financial Inc90,687$40.1M0.06%−26,327−22.5%Reduced
Great West Life Assurance Co91,951$39.3M0.09%+1,547+1.7%Added
Conestoga Capital Advisors, LLC87,133$37.0M0.51%−13,886−13.7%Reduced
New York State Teachers Retirement System85,504$36.3M0.08%−573−0.7%Reduced
Bridgewater Associates, LP84,073$35.7M0.20%−3,495−4.0%Reduced
Jupiter Asset Management Ltd83,861$35.6M0.40%+64,328+329.3%Added
Smith Group Asset Management, LLC82,179$34.9M1.79%+82,179New
Public Employees Retirement Association of Colorado80,014$34.0M0.15%−12,982−14.0%Reduced
Acadian Asset Management LLC79,772$33.9M0.13%+26,306+49.2%Added
Stifel Financial Corp79,720$33.8M0.05%−137−0.2%Reduced
Adage Capital Partners GP, L.L.C.79,407$33.7M0.07%−1,100−1.4%Reduced
Citigroup Inc79,212$33.6M0.03%−37,169−31.9%Reduced
Panagora Asset Management Inc74,625$31.7M0.17%+70,136+1,562.4%Added
Raymond James & Associates74,059$31.4M0.03%+2,071+2.9%Added
Railway Pension Investments Ltd73,300$31.1M0.25%+5,700+8.4%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.69,294$29.4M0.11%+1,339+2.0%Added
Mitsubishi UFJ Trust & Banking Corp68,594$29.1M0.06%−5,631−7.6%Reduced
RMB Capital Management, LLC68,528$29.1M0.96%−1,789−2.5%Reduced