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	3,813	$231.9B
Q4 2025	3,675	$206.6B
Q3 2025	3,320	$159.8B
Q2 2025	3,338	$155.9B
Q1 2025	3,460	$177.7B
Q4 2024	3,619	$196.9B
Q3 2024	3,502	$221.8B
Q2 2024	3,558	$242.3B
Q1 2024	3,547	$256.9B
Q4 2023	3,444	$211.6B
Q3 2023	3,222	$197.7B
Q2 2023	3,262	$222.8B
Q1 2023	3,188	$205.1B
Q4 2022	3,244	$212.2B
Q3 2022	2,997	$162.7B
Q2 2022	3,020	$171.5B
Q1 2022	2,962	$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
Spears Abacus Advisors LLC	12,613	$972.0K	0.08%	–	–
Accredited Investors Inc.	12,617	$973.0K	0.13%	–	–
Wealth Management Associates, Inc.	12,632	$973.8K	0.62%	–	–
Financial Advisory Service, Inc.	12,689	$978.0K	0.10%	–	–
Navalign, LLC	12,704	$979.0K	0.43%	–	–
BCS Wealth Management	12,711	$980.0K	0.47%	–	–
KCS Wealth Advisory	12,744	$982.0K	0.51%	–	–
Hardman Johnston Global Advisors LLC	12,750	$983.0K	0.03%	–	–
Cribstone Capital Management, LLC	12,814	$988.0K	0.65%	–	–
Carlton Hofferkamp & Jenks Wealth Management, LLC	12,781	$989.0K	0.44%	–	–
Plancorp, LLC	12,851	$991.0K	0.22%	–	–
Security Asset Management	12,963	$999.0K	0.41%	–	–
HawsGoodwin Investment Management LLC	12,956	$999.0K	0.32%	–	–
Laurion Capital Management LP	12,993	$1.00M	0.01%	–	–
Aft, Forsyth & Sober, LLC	13,000	$1.00M	0.41%	–	–
Pinnacle Wealth Management Advisory Group, LLC	13,002	$1.00M	0.28%	–	–
Parsec Financial Management, Inc.	13,065	$1.01M	0.05%	–	–
Cornell Pochily Investment Advisors, Inc.	13,083	$1.01M	0.48%	–	–
Nations Financial Group Inc,	13,139	$1.01M	0.23%	–	–
Eos Management, L.P.	13,160	$1.01M	0.59%	–	–
Henshaw Capital LLC	13,169	$1.02M	0.07%	–	–
Marathon Capital Management	13,189	$1.02M	0.27%	–	–
RMR Wealth Builders	13,179	$1.02M	0.26%	–	–
YHB Investment Advisors, Inc.	13,171	$1.02M	0.09%	–	–
Aurora Private Wealth, Inc.	13,233	$1.02M	0.42%	–	–
MTM Investment Management, LLC	13,242	$1.02M	0.58%	–	–
Auxano Advisors, LLC	13,273	$1.02M	0.63%	–	–
Exencial Wealth Advisors, LLC	13,296	$1.02M	0.06%	–	–
Capital Asset Advisory Services LLC	13,203	$1.03M	0.15%	–	–
Integrated Advisors Network LLC	13,360	$1.03M	0.09%	–	–
Burleson & Company, LLC	13,400	$1.03M	0.17%	–	–
Pinnacle Holdings, LLC	13,419	$1.03M	0.48%	–	–
Franklin Street Advisors Inc	13,437	$1.04M	0.10%	–	–
Coastal Investment Advisors, Inc.	13,434	$1.04M	0.27%	–	–
Dillon & Associates Inc	13,478	$1.04M	0.22%	–	–
Bridgewater Advisors Inc.	13,381	$1.04M	0.53%	–	–
Interchange Capital Partners, LLC	13,461	$1.04M	0.57%	–	–
Northwest Capital Management Inc	13,555	$1.04M	0.76%	–	–
Bar Harbor Trust Services	13,583	$1.05M	0.38%	–	–
CRA Financial Services, LLC	13,592	$1.05M	0.41%	–	–
IFG Advisory, LLC	13,608	$1.05M	0.13%	–	–
AGF Investments LLC	13,620	$1.05M	0.13%	–	–
Virtu Financial LLC	13,636	$1.05M	0.07%	–	–
Chicago Partners Investment Group LLC	13,564	$1.05M	0.09%	–	–
Knuff & Co LLC	13,645	$1.05M	0.45%	–	–
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management	13,678	$1.05M	0.08%	–	–
Acorn Financial Advisory Services Inc	13,776	$1.06M	0.39%	–	–
Redwood Investment Management, LLC	13,711	$1.06M	0.20%	–	–
Capital Advantage, Inc.	13,749	$1.06M	0.29%	–	–
Madison Wealth Management	13,773	$1.06M	0.26%	–	–
Am Investment Strategies LLC	13,797	$1.06M	0.30%	–	–
Covenant Partners, LLC	13,828	$1.07M	0.42%	–	–
XML Financial, LLC	13,879	$1.07M	0.26%	–	–
Global Retirement Partners, LLC	13,905	$1.07M	0.13%	–	–
Physicians Financial Services, Inc.	13,935	$1.07M	0.46%	–	–
CoreFirst Bank & Trust	13,926	$1.07M	0.74%	–	–
Gamble Jones Investment Counsel	13,954	$1.08M	0.07%	–	–
Highland Capital Management Fund Advisors, L.P.	14,000	$1.08M	0.29%	–	–
Factorial Partners, LLC	14,000	$1.08M	0.76%	–	–
Davidson Capital Management Inc.	14,026	$1.08M	0.56%	–	–
Wealth Dimensions Group, Ltd.	14,035	$1.08M	0.84%	–	–
Altavista Wealth Management, Inc.	14,048	$1.08M	0.26%	–	–
Center for Financial Planning, Inc.	14,067	$1.08M	0.28%	–	–
Dorchester Wealth Management Co	14,148	$1.09M	0.27%	–	–
ACG Wealth	14,173	$1.09M	0.15%	–	–
Bull Street Advisors, LLC	14,190	$1.09M	0.62%	–	–
Valley National Advisers Inc	14,216	$1.10M	0.21%	–	–
Argent Advisors, Inc.	14,249	$1.10M	0.71%	–	–
Private Capital Advisors, Inc.	14,250	$1.10M	0.21%	–	–
Hotaling Investment Management, LLC	14,255	$1.10M	0.49%	–	–
Levy Wealth Management Group, LLC	14,285	$1.10M	0.72%	–	–
WESPAC Advisors, LLC	14,320	$1.10M	0.82%	–	–
Stonnington Group, LLC	14,190	$1.11M	0.27%	–	–
Central Bank & Trust Co	14,362	$1.11M	0.19%	–	–
St. Johns Investment Management Company, LLC	14,384	$1.11M	0.64%	–	–
Jupiter Wealth Management LLC	15,100	$1.11M	0.56%	–	–
Bremer Bank National Association	14,429	$1.11M	0.25%	–	–
Fiera Capital Corp	14,435	$1.11M	0.00%	–	–
Home Federal Bank of Tennessee	14,452	$1.11M	0.42%	–	–
Cornerstone Wealth Management, LLC	14,472	$1.12M	0.13%	–	–
Waverton Investment Management Ltd	14,500	$1.12M	0.05%	–	–
AlphaCentric Advisors LLC	14,500	$1.12M	0.38%	–	–
Aspiriant, LLC	14,541	$1.12M	0.07%	–	–
Cambridge Advisors Inc.	14,558	$1.12M	0.29%	–	–
Change Path, LLC	14,639	$1.13M	0.09%	–	–
Northstar Asset Management LLC	14,680	$1.13M	0.32%	–	–
Prudent Man Advisors, LLC	14,725	$1.14M	0.48%	–	–
OmniStar Financial Group, Inc.	14,805	$1.14M	1.45%	–	–
Independence Bank of Kentucky	14,800	$1.14M	0.55%	–	–
Whalerock Point Partners, LLC	14,848	$1.14M	0.50%	–	–
Range Financial Group LLC	14,864	$1.15M	1.04%	–	–
Portland Global Advisors LLC	14,902	$1.15M	0.24%	–	–
Cornerstone Advisory, LLC	14,924	$1.15M	0.22%	–	–
Heron Bay Capital Management	14,912	$1.15M	0.68%	–	–
Nicholas Hoffman & Company, LLC.	14,997	$1.16M	0.23%	–	–
Cito Capital Group, LLC	14,948	$1.16M	0.56%	–	–
Cypress Capital, LLC	15,038	$1.16M	0.47%	–	–
RFG Advisory, LLC	15,048	$1.16M	0.13%	–	–
Malaga Cove Capital, LLC	15,089	$1.17M	0.50%	–	–
Towarzystwo Funduszy Inwestycyjnych Pzu SA	15,152	$1.17M	1.70%	–	–