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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
Cohen Lawrence B4,370$335.0K0.13%+1,280+41.4%Added
Cottage Street Advisors LLC4,386$336.0K0.19%00.0%Unchanged
Parisi Gray Wealth Management4,392$337.0K0.13%−143−3.2%Reduced
Ignite Planners, LLC4,120$337.0K0.22%+4,120New
N.E.W. Advisory Services LLC4,407$338.0K0.05%+1,198+37.3%Added
Norway Savings Bank4,422$339.0K0.15%−533−10.8%Reduced
First Affirmative Financial Network4,466$342.0K0.31%−246−5.2%Reduced
Nicolet Bankshares Inc4,481$343.0K0.08%00.0%Unchanged
Accurate Wealth Management, LLC4,442$343.0K0.28%+87+2.0%Added
Wambolt & Associates, LLC4,482$344.0K0.12%+10.0%Added
Eubel Brady & Suttman Asset Management Inc4,490$344.0K0.07%+10+0.2%Added
UMA Financial Services, Inc.4,285$344.0K0.09%+10+0.2%Added
Peddock Capital Advisors, LLC4,486$344.0K0.11%+152+3.5%Added
M. Kulyk & Associates, LLC4,490$344.0K0.09%+1,400+45.3%Added
Berkeley Capital Partners, LLC4,523$347.0K0.14%+1,347+42.4%Added
Objective Capital Management, LLC4,534$348.0K0.25%+4,534New
Neumann Capital Management, LLC4,557$349.0K0.14%+100+2.2%Added
Grandview Asset Management LLC4,555$349.0K0.14%+228+5.3%Added
Gagnon Securities LLC4,563$350.0K0.05%00.0%Unchanged
Smith & Howard Wealth Management, LLC4,586$351.0K0.16%−2,345−33.8%Reduced
Davidson Trust Co4,572$351.0K0.24%+40+0.9%Added
Liberty Capital Management, Inc.4,598$352.0K0.09%00.0%Unchanged
Larson Financial Group LLC4,608$353.0K0.06%+1,907+70.6%Added
Freedman Financial Associates, Inc.4,618$354.0K0.24%00.0%Unchanged
Laurel Wealth Advisors LLC4,613$354.0K0.07%00.0%Unchanged
Dumont & Blake Investment Advisors LLC4,622$354.0K0.09%+82+1.8%Added
Resonant Capital Advisors, LLC4,598$355.0K0.05%+1,120+32.2%Added
Peterson Wealth Services4,635$355.0K0.24%+4,635New
Baker Avenue Asset Management, LP4,651$356.0K0.02%−572−11.0%Reduced
Woodley Farra Manion Portfolio Management Inc4,639$356.0K0.02%00.0%Unchanged
Burt Wealth Advisors4,657$357.0K0.12%00.0%Unchanged
360 Financial, Inc.4,655$357.0K0.16%+3+0.1%Added
Cardiff Park Advisors, LLC4,655$357.0K0.05%+4,655New
Shilanski & Associates, Inc.4,676$358.0K0.15%−597−11.3%Reduced
SOL Capital Management CO4,676$358.0K0.06%00.0%Unchanged
JGP Wealth Management, LLC4,536$358.0K0.07%+47+1.0%Added
44 Wealth Management LLC4,689$359.0K0.12%−2,290−32.8%Reduced
BHK Investment Advisors, LLC4,678$359.0K0.14%+160+3.5%Added
Veracity Capital LLC4,687$359.0K0.14%+544+13.1%Added
Smith Shellnut Wilson LLC4,697$360.0K0.18%+758+19.2%Added
Taylor Wealth Management Partners4,693$360.0K0.13%+1,379+41.6%Added
55I, LLC4,734$363.0K0.01%−4,521−48.8%Reduced
Aspen Investment Management Inc4,742$363.0K0.18%−150−3.1%Reduced
United Bank4,728$363.0K0.04%−138−2.8%Reduced
PDS Planning, Inc4,754$364.0K0.07%−16−0.3%Reduced
Pinnacle Bancorp, Inc.4,756$364.0K0.13%+194+4.3%Added
Archford Capital Strategies, LLC4,750$364.0K0.08%+1,269+36.5%Added
Wedge Capital Management L L P4,770$366.0K0.00%+61+1.3%Added
Ballast Advisors LLC4,777$366.0K0.14%+775+19.4%Added
Fox Run Management, L.L.C.4,770$366.0K0.22%+4,770New
Greatmark Investment Partners, Inc.4,788$367.0K0.06%00.0%Unchanged
Addison Advisors LLC4,793$367.0K0.23%+2,699+128.9%Added
Alera Investment Advisors, LLC4,798$368.0K0.10%−1,370−22.2%Reduced
Westhampton Capital, LLC4,805$368.0K0.23%00.0%Unchanged
Austin Private Wealth, LLC4,796$368.0K0.07%+522+12.2%Added
Baron Silver Stevens Financial Advisors, LLC4,827$369.0K0.09%+576+13.5%Added
NTB Financial Corp4,810$369.0K0.26%+4,810New
Rollins Financial4,824$370.0K0.11%+4,824New
Hexagon Capital Partners LLC4,844$371.0K0.10%+335+7.4%Added
SRS Capital Advisors, Inc.4,851$372.0K0.05%+4+0.1%Added
Sather Financial Group Inc4,885$374.0K0.03%00.0%Unchanged
Cedar Brook Financial Partners, LLC4,884$374.0K0.10%+10+0.2%Added
Somerset Trust Co4,875$374.0K0.14%+78+1.6%Added
Americana Partners, LLC4,889$374.0K0.07%+1,311+36.6%Added
HGK Asset Management Inc4,890$375.0K0.12%−80−1.6%Reduced
Financial Strategies Group, Inc.4,896$375.0K0.15%−57−1.2%Reduced
Lincoln Capital LLC4,912$376.0K0.09%00.0%Unchanged
Cardinal Strategic Wealth Guidance4,909$376.0K0.18%+20.0%Added
Indiana Trust & Investment Management CO4,902$376.0K0.17%00.0%Unchanged
Wayfinding Financial, LLC4,676$376.0K0.30%+4,676New
Magnus Financial Group LLC4,923$377.0K0.07%+172+3.6%Added
One + One Wealth Management, LLC4,935$378.0K0.26%−120−2.4%Reduced
Advisor Resource Council4,923$378.0K0.03%+4,923New
Schubert & Co4,932$378.0K0.38%+4,932New
Maxele Advisors, LLC4,980$381.7K0.44%+4,980New
Constitution Capital LLC4,985$382.0K0.20%−465−8.5%Reduced
Colonial River Wealth Management, LLC4,982$382.0K0.21%+4,982New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC5,004$383.0K0.03%−689−12.1%Reduced
Hunter Associates Investment Management LLC5,000$383.0K0.11%00.0%Unchanged
Baystate Wealth Management LLC5,020$385.0K0.03%+93+1.9%Added
Lipe & Dalton5,020$385.0K0.18%+475+10.5%Added
Roble, Belko & Company, Inc5,043$386.0K0.07%+79+1.6%Added
Pennsylvania Capital Management Inc5,051$387.0K0.13%−749−12.9%Reduced
Relative Value Partners Group, LLC5,000$387.0K0.03%00.0%Unchanged
Arbor Trust Wealth Advisors, LLC5,011$388.0K0.22%00.0%Unchanged
Lester Murray Antman dba SimplyRich5,060$388.0K0.13%+39+0.8%Added
Roberts Glore & Co Inc5,082$389.0K0.10%+12+0.2%Added
Osterweis Capital Management Inc5,078$389.0K0.02%+428+9.2%Added
Lesa Sroufe & Co5,100$391.0K0.39%00.0%Unchanged
Investment Partners, Ltd.5,096$391.0K0.16%+18+0.4%Added
Machina Capital S.A.S.5,100$391.0K0.94%+5,100New
Condor Capital Management5,121$392.0K0.04%−917−15.2%Reduced
InterOcean Capital Group, LLC5,116$392.0K0.02%−280−5.2%Reduced
Summit Asset Management, LLC5,113$392.0K0.11%+101+2.0%Added
Close Asset Management Ltd5,129$393.0K0.01%−1,500−22.6%Reduced
Clarus Group, Inc.5,248$393.0K0.26%+15+0.3%Added
Campion Asset Management LLC5,132$393.0K0.33%00.0%Unchanged
Ogorek Anthony Joseph5,161$395.0K0.17%−26,403−83.6%Reduced
swisspartners Ltd.5,090$395.0K0.28%00.0%Unchanged
Certified Advisory Corp5,165$396.0K0.09%+178+3.6%Added