Merck & Co., Inc.

MRK

Exchange: NYSE
Industry: Pharmaceutical Preparations
SEC CIK: 0000310158

SEC filings (opens in a new tab)

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, Q1 2021

Institutional positions in Merck & Co., Inc. as of Mar 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: 2,693; No complete 13F data for Q4 2020
Shares held: 1.86B; No complete 13F data for Q4 2020
Total value: $143.2B; No complete 13F data for Q4 2020

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 holdersQ1 2021: 2,693 institutions

Value heldQ1 2021: $143.2B

Institutions holding MRK and their total value by quarter
Quarter	Holders	Value
Q2 2026	3,855	$254.3B
Q1 2026	3,812	$231.9B
Q4 2025	3,674	$206.6B
Q3 2025	3,319	$159.8B
Q2 2025	3,337	$155.9B
Q1 2025	3,459	$177.7B
Q4 2024	3,618	$196.9B
Q3 2024	3,501	$221.8B
Q2 2024	3,557	$242.3B
Q1 2024	3,546	$256.9B
Q4 2023	3,443	$211.6B
Q3 2023	3,221	$197.7B
Q2 2023	3,261	$222.8B
Q1 2023	3,187	$205.1B
Q4 2022	3,243	$212.2B
Q3 2022	2,996	$162.7B
Q2 2022	3,019	$171.5B
Q1 2022	2,961	$152.1B
Q4 2021	2,910	$142.2B
Q3 2021	2,658	$138.8B
Q2 2021	2,684	$144.3B
Q1 2021	2,693	$143.2B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Merck & Co., Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding MRK in Q1 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
Fulcrum Asset Management LLP	–	$1.70M	1.09%	–	–
Allworth Financial LP	22,066	$1.70M	0.03%	–	–
Key Financial Inc	22,118	$1.71M	1.12%	–	–
Members Capital Advisors Inc	22,166	$1.71M	1.31%	–	–
Cape Cod Five Cents Savings Bank	22,223	$1.71M	0.19%	–	–
Saturna Capital CORP	22,237	$1.71M	0.04%	–	–
Van Cleef Asset Management,Inc	22,234	$1.71M	0.27%	–	–
Ascension Asset Management LLC	22,266	$1.72M	1.20%	–	–
Centiva Capital, LP	22,349	$1.72M	0.24%	–	–
Keystone Financial Group	22,378	$1.73M	0.34%	–	–
Burney Co	22,402	$1.73M	0.09%	–	–
Aull & Monroe Investment Management Corp	22,465	$1.73M	0.84%	–	–
Gould Asset Management LLC	22,506	$1.74M	0.53%	–	–
IHT Wealth Management, LLC	22,596	$1.74M	0.13%	–	–
Intrust Bank NA	22,609	$1.74M	0.25%	–	–
NorthRock Partners, LLC	22,607	$1.74M	0.16%	–	–
Pacific Global Investment Management CO	22,636	$1.75M	0.36%	–	–
Laurel Wealth Advisors, Inc.	22,677	$1.75M	0.26%	–	–
Laidlaw Wealth Management LLC	22,721	$1.75M	0.60%	–	–
Allred Capital Management, LLC	22,767	$1.76M	0.79%	–	–
Mission Wealth Management, LP	22,793	$1.76M	0.10%	–	–
Mitchell Sinkler & Starr	22,815	$1.76M	1.71%	–	–
Brown Miller Wealth Management, LLC	22,811	$1.76M	1.24%	–	–
Pflug Koory, LLC	22,852	$1.76M	0.97%	–	–
PKO Investment Management Joint-Stock Co	22,863	$1.76M	0.28%	–	–
Gifford Fong Associates	22,900	$1.76M	0.38%	–	–
Ellis Investment Partners, LLC	22,931	$1.77M	0.49%	–	–
Camarda Financial Advisors, LLC	22,958	$1.77M	1.27%	–	–
Shufro Rose & Co LLC	23,002	$1.77M	0.14%	–	–
Ashburton (Jersey) Ltd	24,133	$1.77M	0.90%	–	–
Human Investing LLC	23,009	$1.77M	0.45%	–	–
NEXT Financial Group, Inc	23,025	$1.77M	0.16%	–	–
Glynn Capital Management LLC	23,068	$1.78M	0.17%	–	–
TCG Advisory Services, LLC	23,121	$1.78M	0.53%	–	–
Forte Capital LLC	23,157	$1.78M	0.28%	–	–
Aviance Capital Partners, LLC	23,177	$1.79M	0.34%	–	–
Red Door Wealth Management, LLC	23,159	$1.79M	0.91%	–	–
Eqis Capital Management, Inc.	23,205	$1.79M	0.14%	–	–
Wealthquest Corp	23,214	$1.79M	0.33%	–	–
Fieldpoint Private Securities, LLC	23,230	$1.79M	0.42%	–	–
Atlas Private Wealth Advisors	23,243	$1.79M	1.00%	–	–
King Wealth	23,328	$1.80M	0.40%	–	–
Sheets Smith Wealth Management	23,344	$1.80M	0.26%	–	–
Stolper Co	23,378	$1.80M	0.93%	–	–
Sterling Investment Advisors, Ltd.	23,447	$1.81M	0.58%	–	–
West Oak Capital, LLC	23,510	$1.81M	0.77%	–	–
Duality Advisers, LP	23,536	$1.81M	0.16%	–	–
Compton Capital Management Inc	23,554	$1.82M	0.57%	–	–
Brendel Financial Advisors LLC	23,600	$1.82M	1.22%	–	–
Northstar Group, Inc.	23,642	$1.82M	0.51%	–	–
Guardian Investment Management	23,700	$1.83M	1.46%	–	–
Spirit of America Management Corp	23,750	$1.83M	0.43%	–	–
Oak Associates, Ltd	23,765	$1.83M	0.11%	–	–
Drexel Morgan & Co.	23,797	$1.83M	0.47%	–	–
Bristol John W & Co Inc	23,834	$1.84M	0.04%	–	–
Mizuho Securities USA LLC	23,846	$1.84M	0.18%	–	–
Wallace Capital Management Inc.	24,035	$1.84M	0.24%	–	–
Cary Street Partner Investment Advisory LLC	23,919	$1.84M	0.76%	–	–
9258 Wealth Management, LLC	23,963	$1.85M	0.55%	–	–
Paradigm Financial Partners, LLC	23,972	$1.85M	0.50%	–	–
Kensington Investment Counsel, LLC	23,990	$1.85M	1.39%	–	–
CM Management, LLC	24,000	$1.85M	1.37%	–	–
SlateStone Wealth, LLC	24,042	$1.85M	0.46%	–	–
Puzo Michael J	24,100	$1.86M	0.59%	–	–
Advisory Resource Group	24,177	$1.86M	0.87%	–	–
Premier Asset Management LLC	24,257	$1.87M	0.33%	–	–
Koss-Olinger Consulting, LLC	24,263	$1.87M	0.32%	–	–
Sullivan, Bruyette, Speros & Blaney, LLC	24,290	$1.87M	0.08%	–	–
Gladius Capital Management LP	24,305	$1.87M	0.42%	–	–
NTV Asset Management LLC	24,369	$1.88M	0.35%	–	–
Blackhawk Capital Partners LLC.	23,044	$1.89M	1.42%	–	–
Kanawha Capital Management LLC	24,462	$1.89M	0.18%	–	–
New Potomac Partners, LLC	24,480	$1.89M	1.39%	–	–
Harbor Investment Advisory, LLC	24,516	$1.89M	0.28%	–	–
Shoker Investment Counsel, Inc.	24,547	$1.89M	0.99%	–	–
Toroso Investments, LLC	24,537	$1.89M	0.09%	–	–
Wealth Alliance	24,549	$1.89M	0.53%	–	–
American Research & Management Co.	24,620	$1.90M	0.46%	–	–
Pinkerton Retirement Specialists, LLC	24,705	$1.91M	0.40%	–	–
Westwood Holdings Group Inc.	24,751	$1.91M	0.02%	–	–
Wellington Shields & Co., LLC	24,820	$1.91M	0.69%	–	–
Hudson Value Partners, LLC	24,872	$1.92M	1.16%	–	–
Searle & Co.	24,985	$1.93M	0.86%	–	–
Sunflower Bank, N.A.	24,992	$1.93M	0.32%	–	–
Godshalk Welsh Capital Management, Inc.	25,018	$1.93M	1.34%	–	–
KG&L Capital Management,LLC	25,019	$1.93M	0.97%	–	–
Equitable Holdings, Inc.	25,042	$1.93M	0.04%	–	–
First Bank & Trust	25,047	$1.93M	0.97%	–	–
Sawyer & Company, Inc	25,046	$1.93M	0.96%	–	–
Hayek Kallen Investment Management	25,096	$1.94M	0.87%	–	–
Ieq Capital, LLC	25,110	$1.94M	0.08%	–	–
Bel Air Investment Advisors LLC	25,129	$1.94M	0.06%	–	–
Grace & White Inc	25,159	$1.94M	0.37%	–	–
Sargent Bickham Lagudis LLC	25,183	$1.94M	0.17%	–	–
Carroll Financial Associates, Inc.	25,191	$1.94M	0.12%	–	–
Monetary Management Group Inc	25,369	$1.96M	0.63%	–	–
180 Wealth Advisors, LLC	24,718	$1.96M	0.49%	–	–
Doheny Asset Management	25,425	$1.96M	1.33%	–	–
Journey Advisory Group, LLC	25,568	$1.97M	0.69%	–	–
Brighton Jones LLC	25,637	$1.98M	0.12%	–	–