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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
3,618
+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
1,580 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: 3,618 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,961 institutionsQ2 2022: 3,019 institutionsQ3 2022: 2,996 institutionsQ4 2022: 3,243 institutionsQ1 2023: 3,187 institutionsQ2 2023: 3,261 institutionsQ3 2023: 3,221 institutionsQ4 2023: 3,443 institutionsQ1 2024: 3,546 institutionsQ2 2024: 3,557 institutionsQ3 2024: 3,501 institutionsQ4 2024: 3,618 institutionsQ1 2025: 3,459 institutionsQ2 2025: 3,337 institutionsQ3 2025: 3,319 institutionsQ4 2025: 3,674 institutionsQ1 2026: 3,812 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 20263,812$231.9B
Q4 20253,674$206.6B
Q3 20253,319$159.8B
Q2 20253,337$155.9B
Q1 20253,459$177.7B
Q4 20243,618$196.9B
Q3 20243,501$221.8B
Q2 20243,557$242.3B
Q1 20243,546$256.9B
Q4 20233,443$211.6B
Q3 20233,221$197.7B
Q2 20233,261$222.8B
Q1 20233,187$205.1B
Q4 20223,243$212.2B
Q3 20222,996$162.7B
Q2 20223,019$171.5B
Q1 20222,961$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
OV Management LLC13,723$1.37M0.63%+1,061+8.4%Added
KLCM Advisors, Inc.13,732$1.37M0.16%+381+2.9%Added
Cape Cod Five Cents Savings Bank12,031$1.37M0.12%00.0%Unchanged
Brave Asset Management Inc13,755$1.37M0.44%−827−5.7%Reduced
Inman Jager Wealth Management, LLC13,766$1.37M1.07%+13,766New
St. Louis Trust Co13,788$1.37M0.20%00.0%Unchanged
Alliance Wealth Advisors, LLC13,799$1.37M0.79%−98−0.7%Reduced
Benchmark Investment Advisors LLC13,803$1.37M0.89%+1,967+16.6%Added
Monetary Management Group Inc13,810$1.37M0.36%+775+5.9%Added
Aspetuck Financial Management LLC13,810$1.37M1.07%+13,810New
Lindenwold Advisors13,815$1.37M0.73%−316−2.2%Reduced
Winthrop Capital Management, LLC13,985$1.38M0.37%+792+6.0%Added
OneAscent Financial Services LLC13,760$1.38M0.12%+3,893+39.5%Added
Readystate Asset Management LP13,834$1.38M0.06%+5,353+63.1%Added
Financial Sense Advisors, Inc.13,859$1.38M0.46%−986−6.6%Reduced
Geller Advisors LLC13,851$1.39M0.09%+26+0.2%Added
Natural Investments, LLC13,984$1.39M0.38%+13,984New
Moloney Securities Asset Management, LLC13,987$1.39M0.19%+214+1.6%Added
GWN Securities Inc.14,578$1.39M0.37%+14,578New
Wealth Architects, LLC14,008$1.39M0.16%−287−2.0%Reduced
Lantz Financial LLC14,046$1.40M0.37%−460−3.2%Reduced
First Interstate Bank14,056$1.40M0.08%+1,942+16.0%Added
Prudent Man Advisors, LLC14,065$1.40M0.51%−1,182−7.8%Reduced
Aaron Wealth Advisors14,098$1.40M0.16%−288−2.0%Reduced
Ransom Advisory, Ltd14,101$1.40M0.64%+617+4.6%Added
Bull Street Advisors, LLC14,123$1.41M0.68%00.0%Unchanged
Pine Haven Investment Counsel, Inc14,127$1.41M1.15%+329+2.4%Added
Janney Capital Management LLC14,138$1.41M0.09%−26−0.2%Reduced
LRI Investments, LLC14,145$1.41M0.14%+1,109+8.5%Added
Ellevest, Inc.14,146$1.41M0.08%−2,501−15.0%Reduced
CTC LLC14,148$1.41M0.14%+5,034+55.2%Added
Occidental Asset Management, LLC14,157$1.41M0.22%+1,237+9.6%Added
Gen-Wealth Partners Inc14,163$1.41M0.61%+2,579+22.3%Added
1248 Management, LLC14,160$1.41M0.61%+14,160New
David Loasby14,218$1.41M0.13%+362+2.6%Added
Blodgett Wealth Advisors, LLC14,195$1.41M1.11%−692−4.6%Reduced
Glynn Capital Management LLC14,201$1.41M0.33%00.0%Unchanged
Wimmer Associates 1, LLC14,202$1.41M0.70%−740−5.0%Reduced
Strategic Advisors LLC14,205$1.41M0.26%+893+6.7%Added
GTS Securities LLC14,240$1.42M0.07%+1,026+7.8%Added
Value Partners Investments Inc.14,269$1.42M0.80%−1,104−7.2%Reduced
Delta Asset Management LLC14,270$1.42M0.13%−76−0.5%Reduced
Patriot Financial Group Insurance Agency, LLC14,314$1.42M0.19%−103−0.7%Reduced
City State Bank14,327$1.43M0.50%+2,331+19.4%Added
Vectors Research Management, LLC14,423$1.43M0.49%−1,535−9.6%Reduced
AXS Investments LLC14,436$1.44M0.40%+2,572+21.7%Added
Auxano Advisors, LLC14,477$1.44M0.36%+42+0.3%Added
Diversify Advisory Services, LLC14,514$1.44M0.08%−5,484−27.4%Reduced
WBH Advisory Inc14,502$1.44M0.13%−251−1.7%Reduced
Shore Point Advisors, LLC14,574$1.45M0.78%00.0%Unchanged
Northern Financial Advisors Inc14,593$1.45M1.16%−5,450−27.2%Reduced
Redwood Wealth Management Group, LLC14,618$1.45M0.71%−144−1.0%Reduced
Reuter James Wealth Management, LLC14,641$1.46M0.27%−101−0.7%Reduced
Riverview Trust Co14,645$1.46M1.32%+70.0%Added
Buckingham Capital Management, Inc.14,677$1.46M0.17%−50−0.3%Reduced
Breakwater Capital Group14,690$1.46M0.29%−1,809−11.0%Reduced
E&G Advisors, LP14,698$1.46M0.40%00.0%Unchanged
Trustmark National Bank Trust Department14,722$1.46M0.11%−3,595−19.6%Reduced
Colton Groome Financial Advisors, LLC14,737$1.47M0.56%−894−5.7%Reduced
Navellier & Associates Inc14,753$1.47M0.18%+2,035+16.0%Added
Eley Financial Management, Inc14,775$1.47M0.57%+3,433+30.3%Added
Cornerstone Planning, LLC14,798$1.47M0.56%+14,798New
Deseret Mutual Benefit Administrators14,804$1.47M0.72%+140+1.0%Added
Center for Financial Planning, Inc.14,805$1.47M0.20%+125+0.9%Added
Colonial Trust Co14,812$1.47M0.22%−1,327−8.2%Reduced
Telos Capital Management, Inc.14,849$1.48M0.16%−155−1.0%Reduced
denkapparat Operations GmbH14,882$1.48M2.19%+14,882New
WCG Wealth Advisors LLC14,900$1.48M0.10%−767−4.9%Reduced
Cornerstone Select Advisors, LLC14,902$1.48M1.43%+14,902New
Register Financial Advisors LLC14,912$1.48M0.74%+1,034+7.5%Added
Simon Quick Advisors, LLC14,924$1.48M0.09%+1,012+7.3%Added
Wealth Alliance14,925$1.48M0.18%−1,444−8.8%Reduced
FWL Investment Management, LLC14,961$1.49M0.54%+518+3.6%Added
Kiley Juergens Wealth Management, LLC14,973$1.49M0.37%−875−5.5%Reduced
Paragon Capital Management Inc14,975$1.49M1.16%+14,975New
Gold Investment Management Ltd.14,993$1.49M0.63%+104+0.7%Added
LMR Partners LLP14,995$1.49M0.03%00.0%Unchanged
Cascade Financial Partners, LLC15,000$1.49M0.19%−400−2.6%Reduced
Processus Wealth & Capital Management, LLC15,008$1.49M1.19%+725+5.1%Added
Woodard & Co Asset Management Group Inc15,042$1.50M0.32%+2,210+17.2%Added
Mirabaud & Cie SA15,059$1.50M0.48%−22,470−59.9%Reduced
Founders Financial Alliance, LLC15,089$1.50M0.41%−69−0.5%Reduced
Private Management Group Inc15,135$1.51M0.05%+34+0.2%Added
Old North State Wealth Management, LLC15,167$1.51M0.85%+914+6.4%Added
Belpointe Asset Management LLC12,760$1.51M0.09%+158+1.3%Added
SeaBridge Investment Advisors LLC15,223$1.51M0.32%+886+6.2%Added
Aspiriant, LLC15,272$1.52M0.05%−105−0.7%Reduced
Martin & Co Inc15,281$1.52M0.38%−623−3.9%Reduced
Hudson Valley Investment Advisors Inc15,281$1.52M0.17%−537−3.4%Reduced
Grove Bank & Trust15,288$1.52M0.21%+812+5.6%Added
Bank & Trust Co15,289$1.52M1.28%−225−1.5%Reduced
Redmond Asset Management, LLC15,290$1.52M0.38%+4,092+36.5%Added
Guardian Investment Management15,300$1.52M1.11%−200−1.3%Reduced
Hager Investment Management Services, LLC15,300$1.52M0.95%+15,300New
Paradigm Financial Partners, LLC15,305$1.52M0.19%+1,057+7.4%Added
Kovack Advisors, Inc.15,335$1.53M0.15%−8,570−35.9%Reduced
Northwest Capital Management Inc15,375$1.53M0.66%+670+4.6%Added
Wisconsin Capital Management LLC15,385$1.53M0.84%−1,369−8.2%Reduced
Graves-Light Private Wealth Management, Inc.15,403$1.53M0.19%−586−3.7%Reduced
Total Clarity Wealth Management, Inc.15,420$1.53M0.50%+386+2.6%Added