13F

Stock

Merck & Co., Inc.

MRK · held by 3,752 managers

Reported value

$222.2B

Holders

3,752

+252 new · −124 exited

Holders’ est. mark

$21B

Price effect on 239 books still in the name

Largest holder

$27.2B

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.225.8M$27.2B$3.29BAdded$4.1B
VANGUARD CAPITAL MANAGEMENT LLC161M$19.4BHeld
State Street119.3M$14.5B$1.79BAdded$1.72B
WELLINGTON MANAGEMENT GROUP LLP84.3M$10.1B$1.27BAdded$1.04B
VANGUARD PORTFOLIO MANAGEMENT LLC67.3M$8.1BHeld
GEODE CAPITAL MANAGEMENT, LLC59.6M$7.14B$884.1MAdded$832.7M
JPMORGAN CHASE & CO53M$6.26B$374.9MAdded$3.18B
CHARLES SCHWAB INVESTMENT MANAGEMENT INC49.8M$5.99B$730.5MAdded$875.1M
MORGAN STANLEY47.6M$5.73B$675.5MAdded$998.7M
Fidelity44.5M$5.35B$613.8MAdded$1.06B
BANK OF AMERICA CORP /DE/30.8M$3.7B$418.7MAdded$769.9M
NORTHERN TRUST CORP27.1M$3.26B$407.2MAdded$391.9M
Fisher Asset Management, LLC26.4M$3.18B$373.8MAdded$561.9M
Invesco Ltd.21.9M$2.63B$308.8MAdded$466.3M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC20.4M$2.46B$292.1MAdded$410.1M
GOLDMAN SACHS GROUP INC20.1M$2.42B$290.8MAdded$385.2M
Legal & General Group Plc19.5M$2.35B$293.7MAdded$268.6M
Bank of New York Mellon Corp18.7M$2.25B$281.3MAdded$233.8M
AMERIPRISE FINANCIAL INC16.3M$1.96B$241.9MAdded$276.6M
FRANKLIN RESOURCES INC16.3M$1.96B$241.4MAdded$265.9M
DIMENSIONAL FUND ADVISORS LP15.5M$1.86B$187.3MAdded$544.5M
VANGUARD FIDUCIARY TRUST CO14M$1.68BHeld
UBS Group AG13.9M$1.68B$209.4MCut−$342.6M
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO13.8M$1.66B$207.3MAdded$207.3M
Amundi13.8M$1.66B$201.2MAdded$246.9M
ROYAL BANK OF CANADA13.2M$1.59B$198.2MAdded$199.6M
DEUTSCHE BANK AG\12.5M$1.51B$188.5MAdded$162.4M
HARRIS ASSOCIATES L P12.4M$1.49B$185.9MAdded$4.64M
WELLS FARGO & COMPANY/MN11.4M$1.38B$166.1MAdded$214M
Nuveen, LLC10.1M$1.21B$104.6MAdded$482.5M
ALLIANCEBERNSTEIN L.P.11.3M$1.19B−$0Added$280.9M
Icahn Capital8.63M$1.04B$129.7MCut−$146.2M
NORDEA INVESTMENT MANAGEMENT AB8.53M$1.02B$120MCut−$95.7M
STIFEL FINANCIAL CORP8.29M$997.4M$124.6MAdded$97.8M
BARROW HANLEY MEWHINNEY & STRAUSS LLC7.92M$952.4M$117.1MAdded$132.1M
HSBC HOLDINGS PLC7.63M$918.4M$114.3MAdded$67.8M
BARCLAYS PLC7.56M$909.1M$71.7MAdded$406.6M
PNC Financial Services Group, Inc.7.53M$905.8M$113.2MAdded$103.6M
California Public Employees Retirement System7.38M$888.1M$111MCut−$13.8M
Swiss National Bank7.28M$876.2M$102.9MAdded$155.9M
Swedbank AB7.09M$853.1M$106.6MAdded$47.6M
Grantham, Mayo, Van Otterloo & Co. LLC7.01M$843.7M$103.3MAdded$120.5M
Aristotle Capital Management, LLC6.89M$829.3M$103.6MAdded$62.9M
RAYMOND JAMES FINANCIAL INC6.59M$791.9M$98.6MAdded$62.5M
Sumitomo Mitsui Trust Group, Inc.6.27M$754.1M$94.2MAdded$20.3M
JENNISON ASSOCIATES LLC6.25M$751.7M$83.6MAdded$166.5M
Mitsubishi UFJ Asset Management Co., Ltd.5.78M$695.6M$74.9MAdded$119.5M
National Pension Service5.76M$693.1M$86.6MAdded$83.7M
Vanguard Global Advisers, LLC5.59M$671.9MHeld
AMERICAN CENTURY COMPANIES INC5.55M$667.4M$80.7MAdded$102.3M
VOYA INVESTMENT MANAGEMENT LLC5.16M$620.6M$44.9MAdded$306.2M
VANGUARD ASSET MANAGEMENT, Ltd5M$601.9MHeld
BANK OF MONTREAL /CAN/4.83M$581.1M$72.6MAdded$15.7M
PRINCIPAL FINANCIAL GROUP INC4.71M$566.6M$70.8MAdded$31.6M
Aberdeen Group plc4.67M$561.2M$69.9MAdded$71.6M
Capital Wealth Planning, LLC4.52M$543.3M$65.6MAdded$14.1M
FIRST TRUST ADVISORS LP4.47M$537.2M$67.1MAdded$50M
Allianz Asset Management GmbH3.96M$476.9M$59.6MAdded$59.4M
ENVESTNET ASSET MANAGEMENT INC3.85M$463.5M$48.2MAdded$126.2M
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM3.84M$461.4M$57.6MAdded$46M
Citadel3.82M$459.7M$57.4MCut−$258.4M
Caisse de depot et placement du Quebec3.8M$457M$57.1MAdded$22.2M
RHUMBLINE ADVISERS3.8M$456.8M$57.1MAdded$38.3M
VICTORY CAPITAL MANAGEMENT INC3.79M$455.9M$57MCut−$50.3M
LPL Financial LLC3.78M$455M$53.4MAdded$80.7M
THORNBURG INVESTMENT MANAGEMENT INC3.73M$448.5M$56MAdded$56M
Bank Julius Baer & Co. Ltd, Zurich3.7M$443.3M$45.4MAdded$109.7M
HighTower Advisors, LLC3.64M$437.3M$54.6MAdded$35.4M
CANADA PENSION PLAN INVESTMENT BOARD3.62M$435.1M$54.4MCut−$19.1M
NEW YORK STATE COMMON RETIREMENT FUND3.52M$422.9M$52.8MAdded$48.6M
D. E. Shaw & Co., Inc.3.4M$408.7M$51.1MAdded$38.3M
NEUBERGER BERMAN GROUP LLC3.28M$394.6M$45.6MAdded$74.6M
LAZARD ASSET MANAGEMENT LLC3.25M$391.5M$48.9MCut−$72.4M
AVIVA PLC3.24M$389.3M$43.4MAdded$85.4M
FEDERATED HERMES, INC.3.01M$361.8M$37.5MAdded$99.5M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP2.94M$353.2M$44.1MCut−$693.5M
ROYAL LONDON ASSET MANAGEMENT LTD2.9M$348.4M$43.5MAdded$11.8M
JANUS HENDERSON GROUP PLC2.88M$346.5M$28.3MAdded$148M
Eurizon Capital SGR S.p.A.2.82M$338.5M$36.6MAdded$73.9M
Mariner, LLC2.8M$336.2M$41.3MAdded$46.4M
CITIGROUP INC2.78M$334.3M$39.6MAdded$56.8M
MARSHALL WACE, LLP2.78M$334.2M$41.8MCut−$83.6M
ADAGE CAPITAL PARTNERS GP, L.L.C.2.69M$323.3M$40.4MAdded$40.3M
JONES FINANCIAL COMPANIES LLLP2.66M$318.2M$12.7MAdded$225.6M
Ensign Peak Advisors, Inc2.61M$314.3M$27.6MAdded$120.8M
MACKENZIE FINANCIAL CORP2.52M$302.8M$21.2MAdded$147.8M
Russell Investments Group, Ltd.2.53M$301.9M$35.5MCut−$36.7M
Smead Capital Management, Inc.2.47M$297.3M$37.1MCut−$1.47M
Corient Private Wealth LLC2.43M$291.2M$35.5MAdded$35M
Robeco Institutional Asset Management B.V.2.32M$279.3M$34.9MAdded$16.4M
BNP PARIBAS ASSET MANAGEMENT Holding S.A.2.32M$278.6M$278.4MAdded$278.3M
Alyeska Investment Group, L.P.2.31M$277.3M$23.7MAdded$111.4M
BRANDES INVESTMENT PARTNERS, LP2.3M$277M$34.6MAdded$17.2M
TD Asset Management Inc2.29M$275.3M$33.5MAdded$40.5M
TRUIST FINANCIAL CORP2.22M$267.2M$30.8MAdded$51.5M
BNP PARIBAS FINANCIAL MARKETS2.21M$265.4M$33.2MAdded$11.3M
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM2.2M$265.1M$33.1MAdded$30.2M
SEI INVESTMENTS CO2.1M$252.9M$27.7MAdded$58.6M
Cullen Capital Management, LLC2.07M$249.4M$31.2MAdded$8.25M
Capital Research Global Investors2.06M$248M$31MAdded$25.7M
Universal- Beteiligungs- und Servicegesellschaft mbH2.05M$247.1M$29MAdded$8.06M
MILLENNIUM MANAGEMENT LLC1.97M$237.1M$29.6MCut−$478.8M
PRUDENTIAL FINANCIAL INC1.96M$236M$29.5MAdded$13.3M
NATIONAL BANK OF CANADA /FI/1.96M$235.9M$29.5MAdded$24.7M
Korea Investment CORP1.9M$228.2M$28.5MAdded$17.1M
Employees Provident Fund Board1.9M$228M$28.5MCut−$26.2M
MANUFACTURERS LIFE INSURANCE COMPANY, THE1.85M$222M$27.5MAdded$27M
CAPTRUST FINANCIAL ADVISORS1.84M$221.7M$25MAdded$46.4M
Balyasny Asset Management L.P.1.81M$218M$27.2MCut−$12.2M
Mirae Asset Global Investments Co., Ltd.1.79M$215M$26.9MAdded$17M
DANSKE BANK A/S1.78M$214M$26.7MAdded$17.7M
SCHRODER INVESTMENT MANAGEMENT GROUP1.76M$211.3M$25.3MAdded$33.7M
Rockefeller Capital Management L.P.1.75M$210.9M$25.9MAdded$29.6M
STOREBRAND ASSET MANAGEMENT AS1.75M$210.4M$25.5MAdded$32M
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main1.71M$205.1M$25.6MAdded$21.6M
Fayez Sarofim & Co1.7M$204.5M$25.6MAdded$21.4M
SEB Asset Management AB1.64M$197.6MHeld
Alecta Tjanstepension Omsesidigt1.64M$197.3M$24.6MAdded$24.6M
Cerity Partners LLC1.64M$197.2M$24.6MAdded$16.2M
OMERS ADMINISTRATION Corp1.6M$192.3M$4.14MAdded$163.3M
Mitsubishi UFJ Trust & Banking Corp1.59M$190.8M$23.8MAdded$19.7M
Mondrian Investment Partners LTD1.58M$190.2M$23.8MAdded$20.7M
NOMURA ASSET MANAGEMENT CO LTD1.58M$190M$20.8MAdded$44.2M
GREAT LAKES ADVISORS, LLC1.57M$188.8M$23.6MAdded$12.2M
US BANCORP \DE\1.55M$187M$23.4MAdded$20.6M
FIFTH THIRD BANCORP1.54M$185.7M$8.85MAdded$123.7M
Pictet Asset Management Holding SA1.49M$178.8M$22MAdded$24.5M
APG Asset Management N.V.1.71M$178.3M$24.4MAdded$30.2M
PFA Pension, Forsikringsaktieselskab1.47M$176.6M$20.9MAdded$15.3M
BANK OF NOVA SCOTIA1.46M$175.3M$21.9MCut−$30.6M
M&T Bank Corp1.45M$174.8M$21.8MAdded$19.4M
Asset Management One Co., Ltd.1.44M$173.4M$18.5MAdded$29.5M
ANTIPODES PARTNERS Ltd1.44M$173.4M$21.7MAdded$7.49M
Focus Partners Wealth1.44M$172.7M$22.1MAdded$23.1M
Swiss Life Asset Management Ltd1.38M$166.2M$18.3MAdded$38M
STATE OF WISCONSIN INVESTMENT BOARD1.37M$164.3M$19.5MAdded$28.1M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.1.35M$161.9M$20.2MCut−$44.8M
BROWN ADVISORY INC1.34M$161.3M$19.6MAdded$24M
Quantinno Capital Management LP1.33M$160.4M$15.1MAdded$54.5M
Candriam S.C.A.1.32M$159.1M$19.2MAdded$24.8M
REGIONS FINANCIAL CORP1.32M$158.5M$19.2MAdded$24M
Creative Planning1.31M$157.4M$18.7MAdded$26.2M
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC1.43M$157.3M$1.16MCut−$38.7M
DJE Kapital AG1.31M$156.7MNew
AEGON ASSET MANAGEMENT UK Plc1.27M$153.1M$18.9MAdded$16.2M
Chevy Chase Trust Holdings, LLC1.25M$150.7M$18.8MAdded$14.8M
CIBC WORLD MARKET INC.1.24M$149.2M$18.6MAdded$12.1M
Vanguard Investments Australia, Ltd.1.24M$148.9MHeld
CI INVESTMENTS INC.1.24M$148.9M$14.9MAdded$44.3M
COMMONWEALTH EQUITY SERVICES, LLC1.22M$147.1M$18.4MAdded$9.36M
KLP KAPITALFORVALTNING AS1.2M$144.8M$18MAdded$9.68M
Cetera Investment Advisers1.19M$143.6M$17.1MAdded$23.8M
COMMERCE BANK1.19M$142.9M$14MAdded$44.7M
Quilter Plc1.19M$142.8M$17.8MAdded$17.4M
FJARDE AP-FONDEN /FOURTH SWEDISH NATIONAL PENSION FUND1.18M$142.2M$12MAdded$58.3M
Baird Financial Group, Inc.1.16M$139.9M$17.5MAdded$3.49M
UniSuper Management Pty Ltd1.1M$132.3M$16.5MAdded$16.6M
STRS OHIO1.1M$132.1M$16.5MAdded$10.1M
ZACKS INVESTMENT MANAGEMENT1.09M$130.5M$16.2MAdded$16.7M
Woodline Partners LP1.07M$128.8M$15.1MAdded$23.1M
Artisan Partners Limited Partnership1.06M$127.7M$16MCut−$17.9M
CIBC Bancorp USA Inc.1.05M$126MHeld
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO1.04M$125.5M$15.7MAdded$14.2M
SUSQUEHANNA INTERNATIONAL GROUP, LLP1.03M$124.3M$15.5MCut−$29.3M
Zurcher Kantonalbank (Zurich Cantonalbank)1.02M$123.2M$14.3MAdded$22.8M
CWM, LLC1.01M$121.6M$121.4MAdded$121.4M
KING LUTHER CAPITAL MANAGEMENT CORP983.6K$118.3M$14.8MAdded$14.8M
Zurich Insurance Group Ltd/FI967.6K$116.4M$7.96MAdded$60.7M
State of Tennessee, Department of Treasury964.6K$116M$9.41MAdded$12.4M
TORONTO DOMINION BANK961.1K$115.6M$14.5MCut−$2.45M
J. Safra Sarasin Holding AG960.7K$115.5M$13.8MAdded$18.6M
IEQ CAPITAL, LLC941.4K$113.2M$14.1MAdded$14.1M
Point72 Asset Management, L.P.921.1K$110.8M$13.8MCut−$30.1M
BLAIR WILLIAM & CO/IL901.8K$108.5M$12.5MAdded$20.7M
DNB Asset Management AS897.1K$107.9M$13.5MAdded$7.88M
Tidal Investments LLC895.8K$106.9M$4.3MAdded$74.8M
GROUPAMA ASSET MANAGMENT875K$105.2M$13.2MAdded$10.4M
MACQUARIE GROUP LTD870.9K$104.8M$13.1MCut−$81.3M
Capital International Investors870.3K$104.7M$12.9MAdded$14.1M
TCW GROUP INC862.5K$103.7M$11.8MAdded$21.2M
CAUSEWAY CAPITAL MANAGEMENT LLC854.2K$102.8M$12.8MCut−$7.2M
Resona Asset Management Co.,Ltd.856.7K$102.7M$12.4MAdded$10.8M
KEYBANK NATIONAL ASSOCIATION/OH853K$102.6M$12.5MAdded$15.2M
State of New Jersey Common Pension Fund D848.2K$102M$12.7MAdded$11.5M
Tredje AP-fonden841.4K$101.2M$10.7MAdded$26.6M
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND838.6K$100.9M$12.6MAdded$2.55M
Squarepoint Ops LLC830.9K$99.9M$994.2KAdded$93M
OSAIC HOLDINGS, INC.827.2K$99.6M$12.1MAdded$14.4M
Lansforsakringar Fondforvaltning AB (publ)804.8K$96.8M$12.1MAdded$5.45M
Cannell & Spears LLC798.2K$96M$5.2MAdded$59.6M
GUGGENHEIM CAPITAL LLC794.9K$95.6M$11.6MAdded$14.2M
Man Group plc793.2K$95.4M$11.9MCut−$98.6M
Compagnie Lombard Odier SCmA792.6K$95.3M$11.9MAdded$8.22M
Susquehanna Portfolio Strategies, LLC791.7K$95.2M$11.9MAdded$11.9M
MERCER GLOBAL ADVISORS INC /ADV785.9K$94.5M$11.7MAdded$12.9M
Sarasin & Partners LLP785.7K$94.5M$11.8MCut−$1.82M
DONALDSON CAPITAL MANAGEMENT, LLC785.2K$94.4M$11.7MAdded$12.6M
Calamos Advisors LLC777.7K$93.5M$10.8MAdded$17.8M
Munich Reinsurance Co Stock Corp in Munich752.6K$90.5M$10.7MCut−$14.5M
BAHL & GAYNOR INC750.5K$90.3M$11.3MAdded$9.77M
Midwest Trust Co747.6K$89.9M$11.2MAdded$9.2M
PBU - The Pension Fund of Early Childhood & Youth Educators744.6K$89.6M$11.2MAdded$7.89M
First Financial Bankshares Inc743.6K$89.4M$10.9MAdded$12.8M
Assenagon Asset Management S.A.743.2K$89.4M$8.14MAdded$32.4M
CIBC Asset Management Inc742.9K$89.4M$10.8MAdded$13.5M
SAMLYN CAPITAL, LLC726.5K$87.4MNew
STATE OF MICHIGAN RETIREMENT SYSTEM723.1K$87M$10.9MAdded$10.7M
Epoch Investment Partners, Inc.701.1K$84.3M$10.5MAdded$9.55M
NISA INVESTMENT ADVISORS, LLC693.5K$84M$10.4MAdded$8.58M
Sumitomo Mitsui DS Asset Management Company, Ltd691.5K$83.2M$10.4MAdded$7.07M
ARIZONA STATE RETIREMENT SYSTEM679.7K$81.8M$10.2MAdded$7.84M
Czech National Bank676K$81.3M$9.84MAdded$12.4M
Allspring Global Investments Holdings, LLC672.5K$81.3M$9.68MCut−$14.8M
ORBIMED ADVISORS LLC663.4K$79.8MNew
TEACHER RETIREMENT SYSTEM OF TEXAS659.9K$79.4M$9.92MCut−$2.51M
FORT WASHINGTON INVESTMENT ADVISORS INC /OH/659.9K$79.4M$9.45MAdded$13.2M
CACTI ASSET MANAGEMENT LLC645.3K$77.6M$8.82MAdded$8.87M
Boston Partners641.8K$77.5M$9.93MAdded$7.09M
ING GROEP NV641.7K$77.2M$9.64MCut−$5.6M
Clark Capital Management Group, Inc.640.3K$77M$267.9KAdded$75.1M
CREDIT AGRICOLE S A637.8K$76.7M$9.59MCut−$49.3M
Harvest Portfolios Group Inc.626.8K$75.4M$9.42MAdded$4.86M
1832 Asset Management L.P.616.8K$74.2M$9.27MCut−$49.1M
WESTWOOD HOLDINGS GROUP INC608.6K$73.2M$9.02MAdded$10.1M
FIL Ltd597.4K$71.9M$8.98MAdded$2.8M
O'SHAUGHNESSY ASSET MANAGEMENT, LLC596.5K$71.7M$7.05MAdded$22.3M
Perpetual Ltd594.4K$71.5M$8.47MAdded$12.2M
COMPASS CAPITAL MANAGEMENT, INC589.8K$70.9M$8.86MCut−$847K
WHITTIER TRUST CO585.4K$70.7M$6.68MAdded$10M
MetLife Investment Management, LLC580K$69.8M$8.72MAdded$7.07M
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS578.2K$69.5M$8.68MAdded$8.78M
Clearbridge Investments, LLC577.8K$69.5M$8.68MAdded$6.31M
AustralianSuper Pty Ltd575.4K$69.2M$8.65MAdded$979.6K
D.A. DAVIDSON & CO.572.6K$68.9M$8.61MAdded$8.15M
Holocene Advisors, LP572.5K$68.9M$8.6MCut−$24.4M
Federation des caisses Desjardins du Quebec570.9K$68.7M$7.27MAdded$17.8M
Douglas Lane & Associates, LLC561.9K$67.6M$8.45MAdded$8.03M
Aristotle Atlantic Partners, LLC552.5K$66.5M$7.46MAdded$14.2M
OFI INVEST ASSET MANAGEMENT630.1K$65.9M$9.37MAdded$2.57M
KORNITZER CAPITAL MANAGEMENT INC /KS544.2K$65.5M$8.18MAdded$7.25M
ROCKLAND TRUST CO535K$64.4M$8.04MAdded$3.57M
Retirement Systems of Alabama527.1K$63.4M$7.92MAdded$7.82M
ProShare Advisors LLC525.3K$63.2M$7.9MCut−$3.01M
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V.523K$62.9M$7.86MAdded$7.69M
IFM Investors Pty Ltd522.6K$62.9M$61.3MAdded$62.8M
GLENMEDE TRUST CO NA521.4K$62.7M$7.84MAdded$7.52M
Radnor Capital Management, LLC519.4K$62.5M$7.81MAdded$7.8M
Daiwa Securities Group Inc.513.8K$61.8M$59.2MAdded$61.7M
BANQUE PICTET & CIE SA513.1K$61.7M$7.71MAdded$3.09M
NATIXIS510.1K$61.4M$4.64MAdded$28.9M

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.