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Merck & Co., Inc.

MRK
Exchange
NYSE
Industry
Pharmaceutical Preparations
SEC CIK
0000310158

In the last 90 days, Merck & Co., Inc. insiders filed 0 open-market purchases and 7 sales; 3,855 institutions reported holding it in 13F filings for Q2 2026, worth $254.3B in total; 4 superinvestors hold it, including Harris Associates (Oakmark) and Fairfax Financial.

13F holders, Q4 2024

Institutional positions in Merck & Co., Inc. as of Dec 31, 2024. 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
3,619
+183 vs. Q3 2024
Shares held
1.98B
+39.5M (+2.0%) vs. Q3 2024
Total value
$196.9B
−$22.8B (−10.4%) vs. Q3 2024
New holders
390
1,324 more added
Sold out
207
1,581 more reduced

66 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MRK 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 2024: 3,619 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,962 institutionsQ2 2022: 3,020 institutionsQ3 2022: 2,997 institutionsQ4 2022: 3,244 institutionsQ1 2023: 3,188 institutionsQ2 2023: 3,262 institutionsQ3 2023: 3,222 institutionsQ4 2023: 3,444 institutionsQ1 2024: 3,547 institutionsQ2 2024: 3,558 institutionsQ3 2024: 3,502 institutionsQ4 2024: 3,619 institutionsQ1 2025: 3,460 institutionsQ2 2025: 3,338 institutionsQ3 2025: 3,320 institutionsQ4 2025: 3,675 institutionsQ1 2026: 3,813 institutionsQ2 2026: 3,855 institutions
Value heldQ4 2024: $196.9B
Q1 2021: $143.2BQ2 2021: $144.3BQ3 2021: $138.8BQ4 2021: $142.2BQ1 2022: $152.1BQ2 2022: $171.5BQ3 2022: $162.7BQ4 2022: $212.2BQ1 2023: $205.1BQ2 2023: $222.8BQ3 2023: $197.7BQ4 2023: $211.6BQ1 2024: $256.9BQ2 2024: $242.3BQ3 2024: $221.8BQ4 2024: $196.9BQ1 2025: $177.7BQ2 2025: $155.9BQ3 2025: $159.8BQ4 2025: $206.6BQ1 2026: $231.9BQ2 2026: $254.3B
Institutions holding MRK and their total value by quarter
QuarterHoldersValue
Q2 20263,855$254.3B
Q1 20263,813$231.9B
Q4 20253,675$206.6B
Q3 20253,320$159.8B
Q2 20253,338$155.9B
Q1 20253,460$177.7B
Q4 20243,619$196.9B
Q3 20243,502$221.8B
Q2 20243,558$242.3B
Q1 20243,547$256.9B
Q4 20233,444$211.6B
Q3 20233,222$197.7B
Q2 20233,262$222.8B
Q1 20233,188$205.1B
Q4 20223,244$212.2B
Q3 20222,997$162.7B
Q2 20223,020$171.5B
Q1 20222,962$152.1B
Q4 20212,910$142.2B
Q3 20212,658$138.8B
Q2 20212,684$144.3B
Q1 20212,693$143.2B

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2024.

Institutions holding MRK in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Kennedy Investment Group3,840$382.0K0.17%−217−5.3%Reduced
Financial Partners Group, Inc3,846$382.6K0.06%+68+1.8%Added
Everstar Asset Management, LLC3,849$382.9K0.27%−1,600−29.4%Reduced
Mosley Wealth Management3,898$383.0K0.24%+858+28.2%Added
Archetype Wealth Partners3,881$386.0K0.06%−152−3.8%Reduced
Financial Advisors Network, Inc.3,886$386.6K0.06%+3,886New
Northwest Quadrant Wealth Management, LLC3,890$387.0K0.09%+222+6.1%Added
Financial Strategies Group, Inc.3,907$387.8K0.09%00.0%Unchanged
D'Orazio & Associates, Inc.3,912$389.2K0.06%−575−12.8%Reduced
BKM Wealth Management, LLC3,915$389.5K0.16%+404+11.5%Added
Bullock Wealth Management Group3,919$389.9K0.23%−478−10.9%Reduced
Michael S. Ryan, Inc.3,923$390.3K0.27%00.0%Unchanged
Cahill Financial Advisors Inc3,924$390.3K0.05%+1,438+57.8%Added
Oak Asset Management, LLC3,925$390.5K0.14%00.0%Unchanged
Argentarii, LLC3,926$390.5K0.20%+3,926New
Latitude Advisors, LLC3,928$390.7K0.22%+394+11.1%Added
American Institute for Advanced Investment Management, LLP3,932$391.2K0.29%−203−4.9%Reduced
Vista Investment Partners II, LLC3,936$391.6K0.23%+3,936New
Operose Advisors LLC3,937$391.7K0.13%+2,536+181.0%Added
Gemmer Asset Management LLC3,940$392.0K0.04%+849+27.5%Added
Fielder Capital Group LLC3,947$392.7K0.12%+2,107+114.5%Added
Medallion Wealth Advisors, LLC3,983$393.9K0.20%+3,983New
Silvia McColl Wealth Management, LLC3,968$394.8K0.30%00.0%Unchanged
Collective Family Office LLC3,974$395.3K0.11%−750−15.9%Reduced
Stanley-Laman Group, Ltd.3,981$396.0K0.06%−2,043−33.9%Reduced
Firestone Capital Management3,988$396.7K0.10%00.0%Unchanged
JSF Financial, LLC3,991$397.0K0.11%−52−1.3%Reduced
Financial Council Asset Management Inc3,991$397.1K0.20%+57+1.4%Added
Element Wealth, LLC4,000$397.9K0.21%+149+3.9%Added
Legal Advantage Investments, Inc.4,000$397.9K0.21%00.0%Unchanged
American Assets Inc4,000$397.9K0.12%+4,000New
Emerald Advisors, LLC4,001$398.0K0.05%+13+0.3%Added
Atala Financial Inc4,004$398.3K0.28%+4,004New
Advisory Alpha, LLC4,011$399.1K0.01%+168+4.4%Added
Riverstone Advisors, LLC4,034$401.3K0.23%−135−3.2%Reduced
Atticus Wealth Management, LLC4,037$401.6K0.12%−4−0.1%Reduced
Affinity Capital Advisors, LLC3,977$401.8K0.08%−102−2.5%Reduced
Wealthedge Investment Advisors, LLC4,039$401.8K0.18%+4,039New
Hemington Wealth Management4,050$402.0K0.10%+125+3.2%Added
Truvestments Capital LLC4,051$403.0K0.10%+21+0.5%Added
Brown Capital Management LLC4,054$403.3K0.01%+630+18.4%Added
Five Oceans Advisors4,060$403.9K0.19%+297+7.9%Added
Aventura Private Wealth, LLC4,071$405.0K0.22%+4,071New
Gagnon Securities LLC4,073$405.2K0.08%−236−5.5%Reduced
PAX Financial Group, LLC4,074$405.3K0.07%+223+5.8%Added
Tarbox Family Office, Inc.4,083$406.2K0.07%00.0%Unchanged
Veracity Capital LLC4,089$406.7K0.15%−406−9.0%Reduced
Greatmark Investment Partners, Inc.4,090$406.9K0.06%00.0%Unchanged
Abundance Wealth Counselors4,092$407.0K0.09%+553+15.6%Added
Lansing Street Advisors4,104$408.2K0.14%+279+7.3%Added
First Long Island Investors, LLC4,105$408.4K0.03%00.0%Unchanged
Laidlaw Wealth Management LLC4,112$409.1K0.18%−3,136−43.3%Reduced
Next Capital Management LLC4,113$409.2K0.17%−675−14.1%Reduced
Capital Investment Counsel, Inc4,121$410.0K0.06%+40+1.0%Added
Goldstone Financial Group, LLC4,129$410.8K0.06%+217+5.5%Added
Gradient Investments LLC4,131$410.9K0.01%−289−6.5%Reduced
PKS Advisory Services, LLC4,132$411.1K0.11%+4,132New
Powell Investment Advisors, LLC4,109$412.1K0.19%00.0%Unchanged
Vista Investment Partners LLC4,143$412.1K0.13%+11+0.3%Added
Brighton Securities Corp.4,158$413.6K0.20%+4,158New
Hoxton Planning & Management, LLC4,165$414.3K0.16%−411−9.0%Reduced
Willow Creek Wealth Management Inc.4,170$414.8K0.04%+613+17.2%Added
Bluesphere Advisors, LLC4,170$414.8K0.20%−12−0.3%Reduced
Fortitude Family Office, LLC4,173$415.1K0.15%+376+9.9%Added
MBM Wealth Consultants, LLC4,187$415.2K0.12%00.0%Unchanged
Omnia Family Wealth, LLC4,147$415.8K0.17%+575+16.1%Added
Pin Oak Investment Advisors Inc3,664$416.0K0.38%00.0%Unchanged
Osterweis Capital Management Inc4,183$416.1K0.02%00.0%Unchanged
Aviso Wealth Management4,185$416.3K0.21%+82+2.0%Added
First National Bank4,192$417.0K0.29%−137−3.2%Reduced
Acorn Creek Capital LLC4,194$417.2K0.21%−577−12.1%Reduced
TFB Advisors LLC4,194$417.3K0.12%−230−5.2%Reduced
Titleist Asset Management, LLC4,198$417.6K0.05%+441+11.7%Added
Roberts Glore & Co Inc4,205$418.3K0.12%−1,000−19.2%Reduced
Partners Wealth Management, LLC4,205$418.3K0.48%+4,205New
Galvin, Gaustad & Stein, LLC4,208$418.7K0.04%+189+4.7%Added
Napatree Capital LLC4,220$419.8K0.25%+485+13.0%Added
CMG Global Holdings, LLC4,391$420.1K0.23%+5+0.1%Added
Fairscale Capital, LLC4,194$420.6K0.36%00.0%Unchanged
McLean Asset Management Corp4,233$421.1K0.13%+555+15.1%Added
Ssi Investment Management LLC4,242$422.0K0.03%−6−0.1%Reduced
Palogic Value Management, L.P.4,250$422.8K0.17%00.0%Unchanged
Private Capital Management LLC4,273$425.1K0.08%−815−16.0%Reduced
JPL Wealth Management, LLC4,274$425.1K0.12%+4,274New
State of Wyoming4,278$425.6K0.05%−3,379−44.1%Reduced
Paragon Capital Management Ltd4,291$426.9K0.09%+8+0.2%Added
Park Edge Advisors, LLC4,296$427.4K0.12%00.0%Unchanged
Wayfinding Financial, LLC4,287$429.0K0.23%+4,287New
Westshore Wealth, LLC4,323$430.1K0.17%−1,799−29.4%Reduced
Ramiah Investment Group4,326$430.4K0.39%+401+10.2%Added
Regatta Capital Group, LLC4,334$431.2K0.08%−47−1.1%Reduced
MBA Advisors LLC4,345$432.2K0.22%−159−3.5%Reduced
Embree Financial Group4,351$432.8K0.07%+197+4.7%Added
TBH Global Asset Management, LLC4,351$432.9K0.10%+10+0.2%Added
Kinloch Capital, LLC4,358$433.6K0.22%+16+0.4%Added
Morris Financial Concepts, Inc.4,385$436.2K0.19%−8−0.2%Reduced
SOL Capital Management CO4,391$437.0K0.05%−166−3.6%Reduced
Wedge Capital Management L L P4,399$437.6K0.01%00.0%Unchanged
West Tower Group, LLC4,400$437.7K0.97%+2,000+83.3%Added
Hollow Brook Wealth Management LLC4,408$438.5K0.13%+704+19.0%Added