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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, Q2 2023

Institutional positions in Merck & Co., Inc. as of Jun 30, 2023. 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
3,261
+97 vs. Q1 2023
Shares held
1.94B
−53.5M (−2.7%) vs. Q1 2023
Total value
$222.8B
+$17.8B (+8.7%) vs. Q1 2023
New holders
185
1,232 more added
Sold out
88
1,462 more reduced

23 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 holdersQ2 2023: 3,261 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 heldQ2 2023: $222.8B
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, Q2 2023

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2023.

Institutions holding MRK in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Community Trust & Investment Co29,342$3.39M0.27%+76+0.3%Added
Chelsea Counsel Co29,221$3.39M1.67%00.0%Unchanged
Money Concepts Capital Corp29,425$3.40M0.35%−25,720−46.6%Reduced
BerganKDV Wealth Management, LLC29,451$3.40M0.34%−854−2.8%Reduced
Fairhaven Wealth Management, LLC29,509$3.40M1.30%+29,509New
Windward Capital Management Co29,548$3.41M0.31%00.0%Unchanged
Hall Laurie J Trustee29,575$3.41M1.35%00.0%Unchanged
IHT Wealth Management, LLC29,592$3.41M0.18%+3,485+13.3%Added
IMA Wealth, Inc.29,642$3.42M0.88%−208−0.7%Reduced
Wisconsin Capital Management LLC29,649$3.42M2.22%−2,800−8.6%Reduced
River Wealth Advisors LLC29,667$3.42M0.58%+3,219+12.2%Added
Essex Savings Bank29,723$3.43M1.14%+354+1.2%Added
Stonebridge Capital Management Inc29,747$3.43M1.60%−650−2.1%Reduced
Telemus Capital, LLC29,866$3.45M0.29%+135+0.5%Added
SFMG, LLC29,878$3.45M0.35%−12,399−29.3%Reduced
Welch Group, LLC30,045$3.47M0.20%+255+0.9%Added
Vickerman Investment Advisors, Inc.30,055$3.47M1.35%−503−1.6%Reduced
Red Cedar Investment Management, LLC30,112$3.47M0.53%+7,367+32.4%Added
Duncker Streett & Co Inc30,126$3.48M0.78%−389−1.3%Reduced
EagleClaw Capital Managment, LLC30,313$3.50M0.80%−855−2.7%Reduced
Silvant Capital Management LLC30,138$3.50M0.20%−120.0%Reduced
Costello Asset Management, INC30,396$3.51M3.00%+213+0.7%Added
Townsend & Associates, Inc32,683$3.51M0.90%−2,300−6.6%Reduced
CoreCap Advisors, LLC30,530$3.52M0.25%+30,530New
Ascent Group, LLC33,163$3.53M0.39%−10,182−23.5%Reduced
Aries Wealth Management30,587$3.53M1.37%−360−1.2%Reduced
Accurate Wealth Management, LLC32,908$3.53M1.10%+20,002+155.0%Added
Cigna Investments Inc30,749$3.55M0.66%+60.0%Added
First City Capital Management, Inc.30,755$3.55M2.09%−881−2.8%Reduced
Essex LLC30,784$3.55M0.99%−738−2.3%Reduced
Silicon Valley Capital Partners30,839$3.56M0.66%+3,646+13.4%Added
Proequities, Inc.30,650$3.56M0.27%+422+1.4%Added
Main Street Financial Solutions, LLC30,850$3.56M0.48%−220−0.7%Reduced
Nicollet Investment Management, Inc.30,895$3.56M1.59%−467−1.5%Reduced
Asio Capital, LLC30,899$3.57M0.87%+36+0.1%Added
Pinkerton Retirement Specialists, LLC30,913$3.57M0.70%−444−1.4%Reduced
Checchi Capital Advisers, LLC30,952$3.57M0.32%+90.0%Added
Quadrant Capital Group LLC31,126$3.59M0.36%−384−1.2%Reduced
BFSG, LLC31,163$3.60M0.61%+2,059+7.1%Added
Abbot Financial Management, Inc.31,271$3.61M2.32%−959−3.0%Reduced
Blue Fin Capital, Inc.31,285$3.61M1.03%+20.0%Added
Stokes Capital Advisors, LLC31,298$3.61M1.22%−1,397−4.3%Reduced
Arden Trust Co31,335$3.62M0.59%−5,841−15.7%Reduced
Owen LaRue, LLC31,675$3.62M3.81%−356−1.1%Reduced
Optimas Capital Ltd31,400$3.62M4.19%+31,400New
44 Wealth Management LLC31,608$3.65M1.24%+429+1.4%Added
Financial Partners Group, LLC31,657$3.65M1.84%−278−0.9%Reduced
Harbor Advisory Corp31,686$3.66M1.29%−547−1.7%Reduced
Kentucky Farm Bureau Mutual Insurance Co31,718$3.66M1.02%00.0%Unchanged
CAPROCK Group, Inc.31,581$3.67M0.27%+2,146+7.3%Added
PFG Advisors31,793$3.67M0.28%+4,401+16.1%Added
Smithfield Trust Co31,815$3.67M0.22%−198−0.6%Reduced
Wilkinson Global Asset Management LLC31,825$3.67M0.28%−300−0.9%Reduced
Atlantic Trust, LLC32,124$3.69M1.18%+1,662+5.5%Added
Madison Asset Management, LLC31,988$3.69M0.05%−1,098−3.3%Reduced
Secure Asset Management, LLC32,186$3.71M1.13%+689+2.2%Added
Delta Financial Group, Inc.32,207$3.72M4.36%−30.0%Reduced
Robertson Stephens Wealth Management, LLC32,001$3.72M0.27%−73−0.2%Reduced
Iowa State Bank32,548$3.76M0.94%−397−1.2%Reduced
Benjamin Edwards Inc32,587$3.76M0.87%−4,148−11.3%Reduced
Sumitomo Life Insurance Co32,587$3.76M0.17%−3,160−8.8%Reduced
Prestige Wealth Management Group LLC32,418$3.76M0.89%−6,087−15.8%Reduced
McIntyre Freedman & Flynn Investment Advisers Inc32,662$3.77M3.22%−2,000−5.8%Reduced
Arvest Trust Co N A35,397$3.78M0.22%+827+2.4%Added
Means Investment Co., Inc.32,884$3.79M0.60%−251−0.8%Reduced
Alpha Omega Wealth Management LLC32,916$3.80M0.64%−367−1.1%Reduced
Fund Management at Engine No. 1 LLC33,034$3.81M0.70%+2,281+7.4%Added
Deseret Mutual Benefit Administrators33,137$3.82M1.49%−368−1.1%Reduced
3Chopt Investment Partners, LLC32,999$3.83M1.92%−1,281−3.7%Reduced
EverSource Wealth Advisors, LLC33,241$3.84M0.42%+562+1.7%Added
Brookfield Asset Management Inc.33,258$3.84M0.02%−161,708−82.9%Reduced
Vaughan Nelson Investment Management, L.P.33,350$3.85M0.04%−2,850−7.9%Reduced
Pettyjohn, Wood & White, Inc33,574$3.87M0.91%+215+0.6%Added
DT Investment Partners, LLC36,860$3.88M0.44%00.0%Unchanged
Marathon Capital Management33,634$3.88M0.96%−850−2.5%Reduced
Chiron Investment Management, LLC33,651$3.88M1.09%+33,651New
Confluence Wealth Services, Inc.33,674$3.89M0.83%−375−1.1%Reduced
Trivant Custom Portfolio Group, LLC33,896$3.91M2.76%+281+0.8%Added
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors33,909$3.91M0.94%−1,183−3.4%Reduced
Searle & Co.36,690$3.91M1.21%00.0%Unchanged
Romano Brothers and Company33,993$3.92M0.58%−73−0.2%Reduced
Supplemental Annuity Collective Trust of NJ34,000$3.92M1.41%00.0%Unchanged
Court Place Advisors, LLC34,167$3.94M1.38%−497−1.4%Reduced
Keene & Associates, Inc.34,365$3.97M3.08%−55−0.2%Reduced
Pegasus Asset Management, Inc.34,367$3.97M1.77%−542−1.6%Reduced
Veriti Management LLC34,470$3.98M0.44%+2,419+7.5%Added
Graypoint LLC34,501$3.98M0.40%−198−0.6%Reduced
Walter & Keenan Financial Consulting Co34,515$3.98M1.46%00.0%Unchanged
Tealwood Asset Management Inc34,530$3.98M1.94%−93−0.3%Reduced
Altrius Capital Management Inc34,557$3.99M1.18%+336+1.0%Added
TCG Advisory Services, LLC34,590$3.99M0.68%+696+2.1%Added
Fred Alger Management, LLC34,657$4.00M0.02%00.0%Unchanged
Lake Street Financial LLC34,718$4.01M0.70%−487−1.4%Reduced
Harbour Capital Advisors, LLC35,072$4.01M1.18%−827−2.3%Reduced
Stonegate Investment Group, LLC34,921$4.03M0.14%−222−0.6%Reduced
TSP Capital Management Group, LLC34,996$4.04M1.46%−633−1.8%Reduced
Opus Investment Management Inc35,000$4.04M1.45%00.0%Unchanged
RFG Advisory, LLC35,115$4.05M0.18%−1,242−3.4%Reduced
Pettee Investors, Inc.35,158$4.06M1.84%00.0%Unchanged
Lodestone Wealth Management LLC35,192$4.06M2.80%+4,189+13.5%Added