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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 2021

Institutional positions in Merck & Co., Inc. as of Dec 31, 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
2,910
+294 vs. Q3 2021
Shares held
1.85B
+9.41M (+0.5%) vs. Q3 2021
Total value
$142.2B
+$3.54B (+2.6%) vs. Q3 2021
New holders
388
1,257 more added
Sold out
94
961 more reduced

42 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 2021: 2,910 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: 3,618 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 2021: $142.2B
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 20243,502$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 2021

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2021.

Institutions holding MRK in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Chickasaw Capital Management LLC3,183$244.0K0.01%00.0%Unchanged
Advanced Asset Management Advisors Inc3,179$244.0K0.05%+3,179New
Twin Focus Capital Partners, LLC3,185$244.0K0.05%+3,185New
Private Capital Management LLC3,179$244.0K0.08%+3,179New
William Allan, LLC3,182$244.0K0.17%+3,182New
Triad Financial Advisors, Inc.3,188$244.0K0.14%+3,188New
Goepper Burkhardt LLC3,202$245.0K0.15%+29+0.9%Added
Revolve Wealth Partners, LLC3,194$245.0K0.07%+3,194New
Aaron Wealth Advisors3,219$246.0K0.07%−565−14.9%Reduced
Birchcreek Wealth Management, LLC3,212$246.0K0.21%+3,212New
NFP Retirement, Inc.3,220$246.8K0.09%+46+1.4%Added
Lorne Steinberg Wealth Management Inc.3,223$247.0K0.11%00.0%Unchanged
Titus Wealth Management3,255$249.0K0.11%−215−6.2%Reduced
Tortoise Investment Management, LLC3,246$249.0K0.05%−10−0.3%Reduced
Grant Street Asset Management, Inc.3,255$249.0K0.13%+389+13.6%Added
Pineno Levin & Ford Asset Management, Inc.3,250$249.0K0.07%+3,250New
Symphony Financial, Ltd. Co.3,240$249.0K0.07%+3,240New
CWS Financial Advisors, LLC3,250$249.0K0.09%+3,250New
Bell Bank3,266$250.0K0.03%−1,225−27.3%Reduced
Lloyd Advisory Services, LLC.3,266$250.0K0.12%−320−8.9%Reduced
Well Done, LLC3,257$250.0K0.05%+11+0.3%Added
Sadoff Investment Management LLC3,262$250.0K0.01%+3,262New
Bridgecreek Investment Management, LLC3,275$251.0K0.03%−575−14.9%Reduced
Sierra Capital LLC3,281$251.0K0.04%+1,188+56.8%Added
TD Ameritrade Investment Management, LLC3,283$252.0K0.00%−4,459−57.6%Reduced
Merriman Wealth Management, LLC3,285$252.0K0.02%−299−8.3%Reduced
Fundamentun, LLC3,303$253.0K0.04%−4,797−59.2%Reduced
NuWave Investment Management, LLC3,303$253.0K0.29%+3,303New
Centerstone Investors, LLC3,300$253.0K0.22%+3,300New
Lockerman Financial Group, Inc.3,298$253.0K0.66%+3,298New
Bowen Hanes & Co Inc3,309$254.0K0.01%00.0%Unchanged
Montz Harcus Wealth Management LLC3,313$254.0K0.22%+3,313New
Carolinas Wealth Consulting LLC3,314$256.0K0.06%−1,143−25.6%Reduced
Morris Retirement Advisors, LLC3,347$256.0K0.20%+10.0%Added
Northwest Quadrant Wealth Management, LLC3,343$256.0K0.07%+10+0.3%Added
Sara-Bay Financial3,347$257.0K0.08%00.0%Unchanged
JTC Employer Solutions Trusteee Ltd3,380$259.0K0.03%00.0%Unchanged
Capital City Trust Co3,376$259.0K0.07%+137+4.2%Added
MBM Wealth Consultants, LLC3,382$259.0K0.11%+687+25.5%Added
Brooktree Capital Management3,398$260.0K0.16%−48−1.4%Reduced
One Charles Private Wealth Services, LLC3,389$260.0K0.15%+2+0.1%Added
Mark Sheptoff Financial Planning, LLC3,393$260.0K0.12%+1,993+142.4%Added
Planned Solutions, Inc.3,393$260.0K0.18%+3,393New
Payden & Rygel3,410$261.0K0.01%−477,100−99.3%Reduced
Fermata Advisors, LLC3,401$261.0K0.10%−522−13.3%Reduced
Paces Ferry Wealth Advisors, LLC3,402$261.0K0.19%−275−7.5%Reduced
Next Capital Management LLC3,412$261.0K0.18%00.0%Unchanged
Bluesphere Advisors, LLC3,404$261.0K0.22%00.0%Unchanged
Tower Wealth Partners, Inc.3,414$262.0K0.27%−997−22.6%Reduced
Prentice Wealth Management LLC3,394$262.0K0.12%−25−0.7%Reduced
ETF Store, Inc.3,377$263.0K0.20%+3,377New
Traverso Chambers Private Wealth Management, LLC3,443$264.0K0.08%00.0%Unchanged
Kowal Investment Group, LLC3,440$264.0K0.08%+321+10.3%Added
Independent Wealth Network Inc.3,457$265.0K0.16%+21+0.6%Added
Taurus Asset Management, LLC3,453$265.0K0.02%−500−12.6%Reduced
Kinloch Capital, LLC3,458$265.0K0.16%+17+0.5%Added
Archetype Wealth Partners3,456$265.0K0.08%+40+1.2%Added
Adams Chetwood Wealth Management LLC3,454$265.0K0.18%+3,454New
Benin Management CORP3,473$266.0K0.08%00.0%Unchanged
Nelson Capital Management, LLC3,470$266.0K0.05%00.0%Unchanged
Titleist Asset Management, Ltd.3,469$266.0K0.05%+3,469New
Kozak & Associates, Inc.3,430$267.0K0.17%+17+0.5%Added
Bellecapital International Ltd.3,490$267.0K0.08%00.0%Unchanged
Paragon Financial Partners, Inc.3,484$267.0K0.22%+3,484New
Financial Advisors, LLC3,501$268.0K0.08%+154+4.6%Added
GPS Wealth Strategies Group, LLC3,498$268.0K0.06%+1,113+46.7%Added
Quantinno Capital Management LP3,493$268.0K0.05%+3,493New
Bank of Stockton3,515$269.0K0.08%−5−0.1%Reduced
MQS Management LLC3,509$269.0K0.43%+3,509New
First National Bank of South Miami3,524$270.0K0.16%−319−8.3%Reduced
Horizon Investment Services, LLC3,529$270.0K0.12%00.0%Unchanged
Cairn Investment Group, Inc.3,525$270.0K0.19%00.0%Unchanged
American Institute for Advanced Investment Management, LLP3,527$270.0K0.18%+36+1.0%Added
AllSquare Wealth Management LLC3,535$271.0K0.16%00.0%Unchanged
Ionic Capital Management LLC3,530$271.0K0.05%+3,530New
Executive Wealth Management, LLC3,568$273.0K0.03%+99+2.9%Added
Perritt Capital Management Inc3,565$273.0K0.14%+263+8.0%Added
Oak Asset Management, LLC3,560$273.0K0.10%+3,560New
Cannon Financial Strategists, Inc.3,574$273.9K0.10%00.0%Unchanged
Eagle Ridge Investment Management3,574$274.0K0.03%−505−12.4%Reduced
Vishria Bird Financial Group, LLC3,573$274.0K0.13%00.0%Unchanged
Hamilton Point Investment Advisors, LLC3,549$274.0K0.07%+159+4.7%Added
Vantage Consulting Group Inc3,579$274.0K0.07%+260+7.8%Added
White Lighthouse Investment Management Inc.3,569$274.0K0.07%+425+13.5%Added
Perennial Advisors, LLC3,574$274.0K0.07%+3,574New
Syntax Advisors, LLC3,579$274.0K0.20%+3,579New
Keystone Wealth Services, LLC3,574$274.0K0.11%+3,574New
Cumberland Advisors Inc3,585$275.0K0.06%00.0%Unchanged
Weaver Consulting Group3,612$277.0K0.13%−10−0.3%Reduced
Somerset Group LLC3,613$277.0K0.19%00.0%Unchanged
Single Point Partners, LLC3,632$278.0K0.07%−914−20.1%Reduced
McLean Asset Management Corp3,421$278.0K0.11%−179−5.0%Reduced
Prosperity Consulting Group, LLC3,386$278.0K0.21%+3,386New
Bogart Wealth, LLC3,640$279.0K0.03%00.0%Unchanged
Key Client Fiduciary Advisors, LLC3,650$280.0K0.23%+3,650New
Ironwood Investment Management LLC3,671$281.0K0.14%00.0%Unchanged
Hayden Royal, LLC3,648$282.0K0.66%+147+4.2%Added
American Trust Investment Advisors, LLC3,678$282.0K0.14%+215+6.2%Added
Crown Wealth Group, LLC3,686$282.0K0.26%+3,686New
Wade Financial Advisory, Inc3,711$284.0K0.15%00.0%Unchanged