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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 2026

Institutional positions in West Pharmaceutical Services Inc as of Mar 31, 2026. 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
755
−37 vs. Q4 2025
Shares held
71.1M
+12.2M (+20.8%) vs. Q4 2025
Total value
$17.8B
+$1.62B (+10.0%) vs. Q4 2025
New holders
89
265 more added
Sold out
126
281 more reduced

12 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: 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 2026: 755 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 2026: $17.8B
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 2026

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q4 2025.

Institutions holding WST in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Western Wealth Management, LLC808$202.5K0.01%−671−45.4%Reduced
Greenleaf Trust810$203.0K0.00%−44−5.2%Reduced
Journey Strategic Wealth LLC818$205.0K0.01%−60−6.8%Reduced
We Are One Seven, LLC826$207.1K0.00%+28+3.5%Added
Private Advisor Group, LLC827$207.3K0.00%−486−37.0%Reduced
Fideuram Asset Management (Ireland) dac807$207.9K0.03%−11,629−93.5%Reduced
Strata Wealth Advisors, LLC838$210.0K0.06%+1+0.1%Added
Knollwood Investment Advisory, LLC840$210.5K0.02%00.0%Unchanged
Allworth Financial LP848$212.6K0.00%−183−17.7%Reduced
D.A. Davidson & Co.849$212.8K0.00%−17−2.0%Reduced
Drucker Wealth 3.0, LLC860$215.6K0.04%−18−2.1%Reduced
Patton Fund Management, Inc.863$216.3K0.04%+78+9.9%Added
Savant Capital, LLC870$218.1K0.00%+870New
Chase Investment Counsel Corp874$219.0K0.06%00.0%Unchanged
Bessemer Group Inc878$219.0K0.00%+272+44.9%Added
Ausdal Financial Partners, Inc.886$221.9K0.01%+47+5.6%Added
Premier Fund Managers Ltd906$222.0K0.02%+906New
DoubleLine ETF Adviser LP886$222.1K0.08%+886New
Zacks Investment Management887$222.3K0.00%+887New
Morningstar Investment Management LLC893$223.8K0.01%+893New
Crestwood Advisors Group LLC895$224.3K0.00%+895New
Citizens Business Bank903$226.3K0.04%00.0%Unchanged
Mather Group, LLC.907$227.3K0.00%+907New
Vise Technologies, Inc.834$229.3K0.00%00.0%Unchanged
Lombard Odier Asset Management (Switzerland) SA920$230.6K0.01%+920New
Fifth Third Wealth Advisors LLC921$230.8K0.01%+921New
Hantz Financial Services, Inc.921$231.0K0.00%−16−1.7%Reduced
Integrated Investment Consultants, LLC924$231.6K0.05%+1+0.1%Added
Snowden Capital Advisors LLC939$235.4K0.01%+41+4.6%Added
Wealth Alliance945$236.8K0.02%+35+3.8%Added
Farringdon Capital, Ltd.966$242.1K0.05%+966New
Evergreen Capital Management LLC974$244.1K0.01%+974New
Diversify Wealth Management, LLC833$245.9K0.00%+833New
Pensionmark Financial Group, LLC987$247.4K0.00%−386−28.1%Reduced
Connor, Clark & Lunn Investment Management Ltd.988$247.6K0.00%−5,611−85.0%Reduced
Oxford Asset Management LLP991$248.4K0.10%+991New
Siemens Fonds Invest GmbH992$248.6K0.01%−631−38.9%Reduced
Hunter Perkins Capital Management, LLC992$249.0K0.06%+992New
Westerkirk Capital Inc.995$249.4K0.03%+100+11.2%Added
Wellington Shields Capital Management, LLC1,000$250.6K0.04%00.0%Unchanged
Wellington Shields & Co., LLC1,000$250.6K0.06%00.0%Unchanged
Canada Post Corp Registered Pension Plan1,005$251.9K0.01%−300−23.0%Reduced
Sivia Capital Partners, LLC1,006$252.1K0.05%−158−13.6%Reduced
Pinnacle Financial Partners, Inc.1,029$257.9K0.00%−246−19.3%Reduced
Angeles Wealth Management, LLC1,029$257.9K0.01%+89+9.5%Added
Skopos Labs, Inc.1,031$258.2K0.01%−860−45.5%Reduced
LGL Partners, LLC1,040$260.7K0.11%+1+0.1%Added
Claret Asset Management Corp1,046$262.0K0.03%−11−1.0%Reduced
Groupama Asset Managment1,047$262.4K0.00%−483−31.6%Reduced
Flagship Harbor Advisors, LLC1,050$263.2K0.01%+50+5.0%Added
Panagora Asset Management Inc1,077$269.9K0.00%−23,522−95.6%Reduced
NewEdge Wealth, LLC1,079$270.4K0.00%−648−37.5%Reduced
CX Institutional1,083$272.0K0.01%−11−1.0%Reduced
Stock Yards Bank & Trust Co1,087$272.4K0.01%−2−0.2%Reduced
Meeder Advisory Services, Inc.1,091$273.5K0.01%−239−18.0%Reduced
RSM US Wealth Management LLC1,096$274.7K0.00%+101+10.2%Added
Huntington National Bank1,109$278.0K0.00%+86+8.4%Added
Ofi Invest Asset Management1,117$280.0K0.00%−71,441−98.5%Reduced
Westover Capital Advisors, LLC1,120$280.7K0.05%00.0%Unchanged
Balyasny Asset Management LLC1,121$281.0K0.00%−54−4.6%Reduced
Manchester Capital Management LLC1,131$283.5K0.04%−12−1.0%Reduced
AE Wealth Management LLC1,142$286.2K0.00%+1,142New
TCG Advisory Services, LLC1,152$288.7K0.01%+334+40.8%Added
Baron Wealth Management LLC1,154$289.2K0.09%−20−1.7%Reduced
Smartleaf Asset Management LLC1,190$291.7K0.01%−17−1.4%Reduced
TCW Group Inc1,188$297.8K0.00%+58+5.1%Added
Savvy Advisors, Inc.1,193$299.0K0.01%+63+5.6%Added
Atomi Financial Group, Inc.1,224$306.9K0.01%+43+3.6%Added
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management1,236$309.8K0.01%+1,236New
Northwest Bancshares, Inc.1,244$311.8K0.06%−86−6.5%Reduced
Wealthspire Advisors, LLC1,248$312.8K0.00%+1,248New
Gen-Wealth Partners Inc1,269$318.1K0.10%+48+3.9%Added
Revisor Wealth Management LLC1,274$318.4K0.09%+205+19.2%Added
Summit Creek Advisors LLC1,290$323.3K0.07%+324+33.5%Added
Jacobi Capital Management LLC1,301$326.1K0.02%−15−1.1%Reduced
DRW Securities, LLC1,308$327.8K0.02%−290−18.1%Reduced
Parkside Financial Bank & Trust1,314$329.4K0.03%+56+4.5%Added
Oasis Advisors, LLC1,316$329.8K0.06%+1,316New
Linden Thomas Advisory Services, LLC1,326$332.3K0.03%−3,954−74.9%Reduced
Apollon Wealth Management, LLC1,367$342.6K0.01%+396+40.8%Added
Pitcairn Wealth Advisors LLC1,270$349.4K0.03%+65+5.4%Added
Elevated Capital Advisors, LLC1,407$352.7K0.09%+223+18.8%Added
Gateway Investment Advisers LLC1,408$352.9K0.00%+1,408New
Ellis Investment Partners, LLC1,411$353.7K0.06%00.0%Unchanged
Integrated Wealth Concepts LLC1,417$355.1K0.00%+1,417New
Penobscot Investment Management Company, Inc.1,450$363.4K0.03%00.0%Unchanged
Caxton Associates LLP1,457$365.2K0.01%+1,457New
Brinker Capital Investments, LLC1,480$371.0K0.00%−805−35.2%Reduced
Ostrum Asset Management1,487$372.7K0.02%+746+100.7%Added
KFA Private Wealth Group, LLC1,500$376.0K0.09%00.0%Unchanged
Mitsubishi UFJ Asset Management (UK) Ltd.1,500$376.0K0.19%+1,500New
Annex Advisory Services, LLC1,514$379.6K0.01%−121,444−98.8%Reduced
Qtron Investments LLC1,518$380.5K0.05%00.0%Unchanged
RTD Financial Advisors, Inc.1,524$382.0K0.05%00.0%Unchanged
Advisory Alpha, LLC1,528$383.0K0.01%+398+35.2%Added
Modern Wealth Management, LLC1,522$384.7K0.01%+123+8.8%Added
Fiduciary Trust Co1,541$386.3K0.00%+21+1.4%Added
E Fund Management Co., Ltd.1,556$390.0K0.01%+1,556New
Guyasuta Investment Advisors Inc1,559$390.7K0.02%00.0%Unchanged
Marshall Wace, LLP1,573$394.3K0.00%−34,052−95.6%Reduced