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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, Q2 2021

Institutional positions in West Pharmaceutical Services Inc as of Jun 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
641
+54 vs. Q1 2021
Shares held
69.3M
+832.2K (+1.2%) vs. Q1 2021
Total value
$24.7B
+$5.55B (+28.9%) vs. Q1 2021
New holders
105
221 more added
Sold out
51
217 more reduced

4 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2021: 641 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 heldQ2 2021: $24.7B
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, Q2 2021

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc; share changes are against Q1 2021.

Institutions holding WST in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc8,388,535$3.01B0.07%−75,950−0.9%Reduced
BlackRock Inc.7,604,412$2.73B0.08%+136,754+1.8%Added
Price T Rowe Associates Inc5,338,372$1.92B0.18%+325,327+6.5%Added
State Street Corp3,410,935$1.22B0.06%+115,853+3.5%Added
Franklin Resources Inc3,374,432$1.21B0.46%−298,063−8.1%Reduced
APG Asset Management N.V.2,531,368$766.5M1.30%+190,900+8.2%Added
WCM Investment Management, LLC1,680,273$603.4M1.53%+7,599+0.5%Added
Geode Capital Management, LLC1,299,088$465.2M0.06%+5400.0%Added
Neuberger Berman Group LLC1,285,181$456.1M0.40%−61,445−4.6%Reduced
Bamco Inc1,264,323$454.0M1.04%−1,438−0.1%Reduced
FMR LLC1,262,638$453.4M0.04%+353,917+38.9%Added
Invesco Ltd.1,105,565$397.0M0.10%−407,307−26.9%Reduced
Brown Advisory Inc1,061,011$380.9M0.57%−193,520−15.4%Reduced
Artisan Partners Limited Partnership991,194$355.9M0.43%−259,005−20.7%Reduced
Durable Capital Partners LP951,263$341.6M2.52%−17,362−1.8%Reduced
Northern Trust Corp916,926$329.3M0.06%−6,613−0.7%Reduced
Goldman Sachs Group Inc812,964$291.9M0.08%−324,378−28.5%Reduced
Nuveen Asset Management, LLC794,103$285.2M0.09%−73,610−8.5%Reduced
Massachusetts Financial Services Co738,547$265.2M0.08%+2,547+0.3%Added
Bank of New York Mellon Corp727,890$261.4M0.05%+99,187+15.8%Added
Legal & General Group Plc711,136$255.4M0.09%+70,658+11.0%Added
Norges Bank678,114$243.5M0.05%−31,234−4.4%Reduced
Capital Research Global Investors661,659$237.6M0.06%+802+0.1%Added
Victory Capital Management Inc633,172$227.4M0.22%+193,020+43.9%Added
Riverbridge Partners LLC616,752$221.5M2.25%+24,628+4.2%Added
Janus Henderson Group PLC569,860$204.6M0.09%−77,619−12.0%Reduced
Morgan Stanley565,478$203.1M0.03%+250,453+79.5%Added
California Public Employees Retirement System564,509$202.7M0.15%+15,114+2.8%Added
Sumitomo Mitsui Trust Holdings, Inc.516,771$185.6M0.11%−8,599−1.6%Reduced
UBS Asset Management Americas Inc492,403$176.8M0.08%+18,822+4.0%Added
Bank of America Corp487,058$174.9M0.02%−31,678−6.1%Reduced
ProShare Advisors LLC420,444$151.0M0.44%+31,745+8.2%Added
Royal Bank of Canada401,509$144.2M0.04%+94,707+30.9%Added
Congress Asset Management Co394,615$141.7M1.19%−7,709−1.9%Reduced
State Farm Mutual Automobile Insurance Co388,239$139.4M0.14%+199,084+105.2%Added
Charles Schwab Investment Management Inc384,790$138.2M0.05%−2,853−0.7%Reduced
Arrowstreet Capital, Limited Partnership361,968$130.0M0.16%−16,395−4.3%Reduced
Manufacturers Life Insurance Company, The358,747$128.8M0.10%+55,061+18.1%Added
Kayne Anderson Rudnick Investment Management LLC342,645$123.0M0.30%+74,247+27.7%Added
USS Investment Management Ltd320,008$114.9M0.93%00.0%Unchanged
Dimensional Fund Advisors LP319,820$114.8M0.04%−2,973−0.9%Reduced
JPMorgan Chase & Co314,869$113.1M0.01%−4,806−1.5%Reduced
Deutsche Bank AG305,235$109.6M0.05%+62,787+25.9%Added
Swiss National Bank302,475$108.6M0.07%−12,525−4.0%Reduced
Amundi300,991$108.1M0.08%+300,991New
Federated Hermes, Inc.296,647$106.5M0.20%−31,815−9.7%Reduced
Fisher Asset Management, LLC287,742$103.3M0.06%−21,086−6.8%Reduced
Envestnet Asset Management Inc270,339$97.1M0.06%+46,578+20.8%Added
Schroder Investment Management Group270,136$97.0M0.12%+35,415+15.1%Added
Wells Fargo & Company266,271$95.6M0.02%−70,825−21.0%Reduced
Standard Life Aberdeen plc265,667$95.4M0.21%−1,290−0.5%Reduced
Eagle Asset Management Inc256,796$92.2M0.40%−184−0.1%Reduced
Parametric Portfolio Associates LLC227,392$81.7M0.05%+14,485+6.8%Added
Intermede Investment Partners Ltd222,882$80.0M1.82%−4,605−2.0%Reduced
TD Asset Management Inc184,766$76.1M0.08%+22,462+13.8%Added
Champlain Investment Partners, LLC186,425$66.9M0.32%−107,320−36.5%Reduced
AXA S.A.180,878$65.0M0.18%+66,993+58.8%Added
Martingale Asset Management L P177,330$63.7M0.73%+2,583+1.5%Added
Allianz Asset Management GmbH163,329$58.7M0.05%+47,476+41.0%Added
Rhumbline Advisers159,969$57.4M0.08%−5,176−3.1%Reduced
Robeco Institutional Asset Management B.V.156,360$56.2M0.12%−7,250−4.4%Reduced
Marshall Wace, LLP155,316$55.8M0.29%+155,316New
Lord, Abbett & Co. LLC147,090$52.8M0.13%−12,221−7.7%Reduced
AQR Capital Management LLC143,205$51.3M0.09%−11,302−7.3%Reduced
Canada Pension Plan Investment Board136,825$49.1M0.06%−444−0.3%Reduced
Russell Investments Group, Ltd.132,122$47.4M0.08%+7,867+6.3%Added
California State Teachers Retirement System131,686$47.3M0.06%−10,940−7.7%Reduced
Credit Suisse AG129,904$46.8M0.04%+23,698+22.3%Added
Blair William & Co128,562$46.2M0.16%+1,665+1.3%Added
KBC Group NV126,459$45.4M0.16%−5,233−4.0%Reduced
Ameriprise Financial Inc124,939$44.9M0.01%+12,280+10.9%Added
Lazard Asset Management LLC121,445$43.6M0.05%−3,777−3.0%Reduced
HSBC Holdings PLC120,386$43.3M0.05%−3,530−2.8%Reduced
Prudential Financial Inc117,014$42.0M0.06%−30,696−20.8%Reduced
Citigroup Inc116,381$41.8M0.04%+1,961+1.7%Added
Barclays PLC116,127$41.7M0.03%+19,099+19.7%Added
National Pension Service115,333$41.4M0.08%+786+0.7%Added
New York State Common Retirement Fund106,264$38.2M0.04%−14,236−11.8%Reduced
Alliancebernstein L.P.102,825$36.9M0.01%−3,821−3.6%Reduced
Ami Asset Management Corp102,133$36.7M1.84%−6,043−5.6%Reduced
State Board of Administration of Florida Retirement System101,907$36.6M0.07%−4,239−4.0%Reduced
Conestoga Capital Advisors, LLC101,019$36.3M0.52%+3,208+3.3%Added
Principal Financial Group Inc100,879$36.2M0.02%+1,006+1.0%Added
UBS Group AG100,543$36.1M0.02%+8,644+9.4%Added
Mawer Investment Management Ltd.94,815$34.0M0.17%−38,772−29.0%Reduced
SEI Investments Co93,291$33.6M0.07%−3,766−3.9%Reduced
Bank of Montreal92,386$33.4M0.02%+25,916+39.0%Added
Public Employees Retirement Association of Colorado92,996$33.4M0.15%−11,571−11.1%Reduced
Great West Life Assurance Co90,404$32.4M0.07%−13,886−13.3%Reduced
Bridgewater Associates, LP87,568$31.4M0.20%+39,073+80.6%Added
New York State Teachers Retirement System86,077$30.9M0.06%−2,717−3.1%Reduced
Teacher Retirement System of Texas84,720$30.4M0.17%−74,142−46.7%Reduced
Adage Capital Partners GP, L.L.C.80,507$28.9M0.06%+24,700+44.3%Added
Stifel Financial Corp79,857$28.7M0.04%−60−0.1%Reduced
Smith Asset Management Group LP79,713$28.6M1.40%−5,252−6.2%Reduced
Skandinaviska Enskilda Banken AB (publ)79,024$28.4M0.17%−829−1.0%Reduced
Mitsubishi UFJ Trust & Banking Corp74,225$26.7M0.06%+15,166+25.7%Added
Raymond James & Associates71,988$25.9M0.02%−812−1.1%Reduced
RMB Capital Management, LLC70,317$25.3M0.84%+1,810+2.6%Added
Macquarie Group Ltd68,957$24.8M0.02%−789−1.1%Reduced