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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 2023

Institutional positions in West Pharmaceutical Services Inc as of Dec 31, 2023. 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
784
+35 vs. Q3 2023
Shares held
68.7M
+358.9K (+0.5%) vs. Q3 2023
Total value
$24.1B
−$1.63B (−6.3%) vs. Q3 2023
New holders
96
260 more added
Sold out
61
306 more reduced

10 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 784 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 2023: $24.1B
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 2023

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q3 2023.

Institutions holding WST in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc9,002,632$3.17B0.07%+104,740+1.2%Added
BlackRock Inc.7,778,305$2.74B0.07%−127,819−1.6%Reduced
Bank of New York Mellon Corp3,331,553$1.17B0.24%−57,767−1.7%Reduced
State Street Corp3,271,929$1.15B0.06%+53,421+1.7%Added
Price T Rowe Associates Inc2,327,394$819.5M0.11%−179,742−7.2%Reduced
Franklin Resources Inc2,105,589$741.4M0.35%+28,010+1.3%Added
APG Asset Management N.V.2,300,369$733.3M1.43%+193,452+9.2%Added
Artisan Partners Limited Partnership1,961,063$690.5M1.08%+369,792+23.2%Added
Geode Capital Management, LLC1,668,047$585.9M0.06%+49,578+3.1%Added
Brown Advisory Inc1,414,431$498.0M0.70%+109,369+8.4%Added
T. Rowe Price Investment Management, Inc.1,244,800$438.3M0.28%−381,064−23.4%Reduced
Durable Capital Partners LP1,138,730$401.0M3.17%−63,339−5.3%Reduced
Morgan Stanley1,023,852$360.5M0.03%+273,546+36.5%Added
Bamco Inc997,821$351.4M0.94%−52,362−5.0%Reduced
Invesco Ltd.942,669$331.9M0.08%+161,904+20.7%Added
Citadel Advisors LLC929,017$327.1M0.33%−622,761−40.1%Reduced
JPMorgan Chase & Co880,069$309.9M0.03%−29,842−3.3%Reduced
Norges Bank852,693$300.3M0.05%+18,481+2.2%Added
Northern Trust Corp771,645$271.7M0.05%−34,458−4.3%Reduced
Massachusetts Financial Services Co663,135$233.5M0.08%+90,092+15.7%Added
TD Asset Management Inc659,560$232.2M0.23%+183,153+38.4%Added
Alliancebernstein L.P.647,166$227.9M0.09%−997−0.2%Reduced
FMR LLC575,349$202.6M0.02%−521,529−47.5%Reduced
Macquarie Group Ltd572,871$201.7M0.23%−7,910−1.4%Reduced
Neuberger Berman Group LLC544,432$191.7M0.17%−58,560−9.7%Reduced
Legal & General Group Plc521,269$183.5M0.06%−17,930−3.3%Reduced
Riverbridge Partners LLC516,023$181.7M2.27%−7,996−1.5%Reduced
Bank of America Corp496,373$174.8M0.02%−59,903−10.8%Reduced
Findlay Park Partners LLP457,306$161.0M1.58%+180,415+65.2%Added
Nuveen Asset Management, LLC454,239$159.9M0.05%+6,952+1.6%Added
Kayne Anderson Rudnick Investment Management LLC445,577$156.9M0.39%+30,902+7.5%Added
ProShare Advisors LLC439,415$154.7M0.47%−49,350−10.1%Reduced
Goldman Sachs Group Inc434,189$152.9M0.03%−40,107−8.5%Reduced
Charles Schwab Investment Management Inc422,818$148.9M0.04%+8,094+2.0%Added
UBS Asset Management Americas Inc414,724$146.0M0.06%+48,167+13.1%Added
Deutsche Bank AG401,022$141.2M0.07%+161,825+67.7%Added
State Farm Mutual Automobile Insurance Co388,239$136.7M0.13%00.0%Unchanged
Amundi379,015$132.4M0.06%+214+0.1%Added
Eagle Asset Management Inc350,736$123.5M0.66%+1270.0%Added
Royal Bank of Canada341,697$120.3M0.03%+12,752+3.9%Added
SEI Investments Co338,919$119.3M0.19%+59,812+21.4%Added
Congress Asset Management Co328,440$115.7M0.91%−12,799−3.8%Reduced
AustralianSuper Pty Ltd322,288$113.5M0.68%00.0%Unchanged
Ameriprise Financial Inc307,301$108.2M0.03%+14,627+5.0%Added
Qube Research & Technologies Ltd298,164$105.0M0.24%+281,072+1,644.5%Added
Prudential Financial Inc281,020$98.9M0.15%+20,087+7.7%Added
Dimensional Fund Advisors LP269,592$94.9M0.03%−165−0.1%Reduced
Champlain Investment Partners, LLC265,755$93.6M0.55%−7,990−2.9%Reduced
Envestnet Asset Management Inc260,482$91.7M0.04%−2,172−0.8%Reduced
Swiss National Bank231,000$81.3M0.06%−7,800−3.3%Reduced
Canada Pension Plan Investment Board228,700$80.5M0.10%+79,991+53.8%Added
Epoch Investment Partners, Inc.223,468$78.7M0.36%+99,076+79.6%Added
Balyasny Asset Management LLC213,525$75.2M0.21%+6,521+3.2%Added
Rhumbline Advisers205,913$72.5M0.08%−3,522−1.7%Reduced
Intermede Investment Partners Ltd205,537$72.4M1.64%−10,061−4.7%Reduced
Sumitomo Mitsui Trust Holdings, Inc.188,710$66.4M0.05%−7,547−3.8%Reduced
Allianz Asset Management GmbH186,027$65.5M0.12%+51,058+37.8%Added
Standard Life Aberdeen plc182,057$64.1M0.14%+39,156+27.4%Added
Barclays PLC176,216$62.0M0.03%+18,220+11.5%Added
Bank of Montreal160,717$57.2M0.03%+10,772+7.2%Added
Ami Asset Management Corp159,521$56.2M3.07%−1,039−0.6%Reduced
Man Group plc149,658$52.7M0.15%––
California Public Employees Retirement System140,911$49.6M0.04%−3,041−2.1%Reduced
HSBC Holdings PLC138,468$48.7M0.04%+39,392+39.8%Added
Rock Springs Capital Management LP137,250$48.3M1.19%−64,750−32.1%Reduced
New York State Common Retirement Fund137,112$48.3M0.07%+1,352+1.0%Added
Ensign Peak Advisors, Inc135,621$47.8M0.09%+23,496+21.0%Added
Credit Suisse AG132,520$46.7M0.05%−1,295−1.0%Reduced
Russell Investments Group, Ltd.131,425$46.3M0.08%−11,020−7.7%Reduced
EULAV Asset Management128,616$45.3M1.40%+14,600+12.8%Added
Assenagon Asset Management S.A.126,340$44.5M0.14%+110,597+702.5%Added
Lord, Abbett & Co. LLC120,596$42.5M0.15%−20,838−14.7%Reduced
California State Teachers Retirement System116,099$40.9M0.06%+98+0.1%Added
Wells Fargo & Company114,592$40.4M0.01%−1,116−1.0%Reduced
Federated Hermes, Inc.114,190$40.2M0.10%−52,190−31.4%Reduced
Point72 Asset Management, L.P.107,591$37.9M0.11%−76,000−41.4%Reduced
Squarepoint Ops LLC107,108$37.7M0.15%+67,156+168.1%Added
KBC Group NV103,564$36.5M0.13%−8,006−7.2%Reduced
National Pension Service100,844$35.5M0.05%00.0%Unchanged
Blair William & Co100,696$35.5M0.12%+260+0.3%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.98,048$34.5M0.10%+6,395+7.0%Added
Principal Financial Group Inc95,835$33.7M0.02%−28,265−22.8%Reduced
Twinbeech Capital LP93,892$33.1M0.53%+93,892New
Fiera Capital Corp93,878$33.1M0.10%+4,521+5.1%Added
STRS Ohio91,498$32.2M0.13%+232+0.3%Added
Keybank National Association88,288$31.1M0.14%−2,199−2.4%Reduced
Nomura Asset Management Co Ltd87,038$30.6M0.13%−1,129−1.3%Reduced
State Board of Administration of Florida Retirement System84,796$29.9M0.06%+5,324+6.7%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.86,372$29.2M0.05%−326−0.4%Reduced
UBS Group AG82,290$29.0M0.01%+11,245+15.8%Added
M&T Bank Corp80,739$28.4M0.10%−1,031−1.3%Reduced
Allspring Global Investments Holdings, LLC79,416$28.0M0.05%−55,358−41.1%Reduced
DF Dent & Co Inc77,491$27.3M0.36%−1,789−2.3%Reduced
New York State Teachers Retirement System75,679$26.6M0.06%−3,791−4.8%Reduced
CBOE Vest Financial, LLC72,194$25.4M0.95%+11,639+19.2%Added
Adage Capital Partners GP, L.L.C.71,907$25.3M0.05%−1,500−2.0%Reduced
Manufacturers Life Insurance Company, The71,806$25.3M0.02%−2,313−3.1%Reduced
BNP Paribas Arbitrage, SA70,696$24.9M0.05%+56,465+396.8%Added
Raymond James & Associates69,961$24.6M0.02%+5,564+8.6%Added
Cercano Management LLC69,451$24.5M0.81%00.0%Unchanged