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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 2023

Institutional positions in Merck & Co., Inc. as of Dec 31, 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
3,443
+275 vs. Q3 2023
Shares held
1.94B
+26.5M (+1.4%) vs. Q3 2023
Total value
$211.6B
+$14.5B (+7.4%) vs. Q3 2023
New holders
382
1,247 more added
Sold out
107
1,486 more reduced

53 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 3,443 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 heldQ4 2023: $211.6B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2023.

Institutions holding MRK in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Dominguez Wealth Management Solutions, Inc.23,646$2.58M2.14%−881−3.6%Reduced
Aviance Capital Partners, LLC23,652$2.58M0.55%−1,944−7.6%Reduced
Boyd Watterson Asset Management LLC23,654$2.58M1.02%+1,045+4.6%Added
Stableford Capital II LLC21,805$2.58M1.11%−456−2.0%Reduced
Allen Mooney & Barnes Investment Advisors LLC23,688$2.58M0.49%+114+0.5%Added
Strategic Financial Services, Inc,23,752$2.59M0.18%−340−1.4%Reduced
Kovack Advisors, Inc.23,833$2.60M0.31%−243−1.0%Reduced
Humankind Investments LLC23,931$2.61M0.77%+1,476+6.6%Added
Franklin Street Advisors Inc23,966$2.61M0.21%00.0%Unchanged
Northstar Group, Inc.23,982$2.61M0.57%−3,450−12.6%Reduced
Ellis Investment Partners, LLC24,017$2.62M0.61%−13−0.1%Reduced
Jeppson Wealth Management, LLC24,032$2.62M1.08%−16−0.1%Reduced
BlueCrest Capital Management Ltd24,054$2.62M0.44%−17,304−41.8%Reduced
Larson Financial Group LLC24,169$2.63M0.23%+621+2.6%Added
Resources Management Corp24,185$2.64M0.39%+4,744+24.4%Added
Hudock, Inc.24,226$2.64M0.57%+143+0.6%Added
Orca Investment Management, LLC24,234$2.64M2.54%−20−0.1%Reduced
New Potomac Partners, LLC24,308$2.65M1.58%+800+3.4%Added
Angeles Wealth Management, LLC24,335$2.65M0.32%+44+0.2%Added
Brendel Financial Advisors LLC24,405$2.66M1.74%00.0%Unchanged
Trustmark National Bank Trust Department24,413$2.66M0.24%−4,606−15.9%Reduced
Asahi Life Asset Management Co., Ltd.24,445$2.66M1.46%−12,734−34.3%Reduced
Morse Asset Management, Inc24,534$2.67M0.79%−7,681−23.8%Reduced
Insigneo Advisory Services, LLC24,376$2.68M0.38%+4,074+20.1%Added
Next Level Private LLC24,577$2.68M1.52%−419−1.7%Reduced
Centric Wealth Management21,309$2.69M0.89%+1,313+6.6%Added
Cypress Capital, LLC24,774$2.70M0.77%+137+0.6%Added
Stonegate Investment Group, LLC24,836$2.71M0.09%+390+1.6%Added
Capital Asset Advisory Services LLC24,857$2.71M0.17%+390+1.6%Added
Nordwand Advisors, LLC24,859$2.71M0.72%00.0%Unchanged
Gould Capital, LLC24,868$2.71M1.98%+262+1.1%Added
Conscious Wealth Investments, LLC22,595$2.71M2.16%+22,595New
Geneos Wealth Management Inc.24,974$2.72M0.13%−1,750−6.5%Reduced
NBC Securities, Inc.25,007$2.73M0.27%−2,175−8.0%Reduced
Curbstone Financial Management Corp25,022$2.73M0.62%−14−0.1%Reduced
United Community Bank25,030$2.73M1.16%−623−2.4%Reduced
Cubic Asset Management, LLC25,144$2.74M0.70%+80+0.3%Added
Patten Group, Inc.25,183$2.75M0.75%−756−2.9%Reduced
Centre Asset Management, LLC25,275$2.75M0.67%−3,003−10.6%Reduced
Chicago Partners Investment Group LLC23,226$2.76M0.13%−1,203−4.9%Reduced
Sculati Wealth Management, LLC25,329$2.76M1.29%+759+3.1%Added
Werlinich Asset Management, LLC25,590$2.76M2.09%−429−1.6%Reduced
Chelsea Counsel Co25,221$2.77M1.47%−4,000−13.7%Reduced
Jaffetilchin Investment Partners, LLC25,445$2.77M0.27%+1,580+6.6%Added
Headinvest, LLC25,507$2.78M0.58%−551−2.1%Reduced
Arkadios Wealth Advisors25,545$2.78M0.24%−2,253−8.1%Reduced
Hayek Kallen Investment Management25,704$2.80M1.17%−118−0.5%Reduced
Lakeview Capital Partners, LLC25,760$2.81M0.50%+907+3.6%Added
Garrett Investment Advisors LLC25,769$2.81M0.39%−1,321−4.9%Reduced
Keystone Financial Group25,796$2.81M0.49%−987−3.7%Reduced
Financial Advocates Investment Management25,831$2.82M0.19%+780+3.1%Added
Key Financial Inc25,861$2.82M0.77%+516+2.0%Added
Pure Financial Advisors, Inc.25,901$2.82M0.10%+2,556+10.9%Added
AlphaCore Capital LLC25,734$2.83M0.41%+222+0.9%Added
Empire Financial Management Company, LLC26,055$2.84M1.11%+82+0.3%Added
Wellington Shields & Co., LLC26,166$2.85M1.05%−450−1.7%Reduced
Summit Trail Advisors, LLC26,039$2.86M0.09%−1,353−4.9%Reduced
Murphy Pohlad Asset Management LLC26,221$2.86M1.18%−370−1.4%Reduced
Focus Financial Network Inc26,036$2.86M0.11%+26,036New
Mather Group, LLC.26,348$2.87M0.05%+327+1.3%Added
IMA Wealth, Inc.26,364$2.87M1.44%−2,569−8.9%Reduced
High Note Wealth, LLC26,372$2.88M1.08%+210+0.8%Added
Riverview Trust Co26,430$2.88M2.93%−195−0.7%Reduced
Cliftonlarsonallen Wealth Advisors, LLC26,442$2.88M0.07%+888+3.5%Added
Symmetry Partners, LLC26,508$2.88M0.16%−42,084−61.4%Reduced
Trust Co of the South26,503$2.89M0.76%+26,503New
Long Run Wealth Advisors, LLC26,529$2.89M0.84%+2,535+10.6%Added
NTV Asset Management LLC26,534$2.89M0.49%+80+0.3%Added
LGT Fund Management Co Ltd.26,600$2.89M1.24%00.0%Unchanged
Horizon Kinetics Asset Management LLC26,541$2.89M0.06%−498−1.8%Reduced
BigSur Wealth Management LLC26,398$2.90M1.38%−1,000−3.6%Reduced
Stolper Co26,635$2.90M1.17%−504−1.9%Reduced
Jmac Enterprises LLC26,638$2.90M0.63%−290−1.1%Reduced
Oak Harbor Wealth Partners, LLC26,645$2.90M0.98%−518−1.9%Reduced
Concord Asset Management, LLC26,659$2.91M0.85%+7,892+42.1%Added
Rehmann Capital Advisory Group26,794$2.92M0.24%−59−0.2%Reduced
Mission Wealth Management, LP26,857$2.93M0.10%+373+1.4%Added
Kavar Capital Partners Group, LLC26,862$2.93M0.33%+12,173+82.9%Added
Tevis Investment Management26,870$2.93M2.70%+945+3.6%Added
Telemus Capital, LLC26,876$2.93M0.24%−1,139−4.1%Reduced
Stonebridge Capital Management Inc27,022$2.95M1.44%−250−0.9%Reduced
Mechanics Bank Trust Department27,062$2.95M0.46%+1,147+4.4%Added
Cigna Investments Inc27,089$2.95M0.61%−200−0.7%Reduced
Atomi Financial Group, Inc.27,097$2.95M0.41%+4,087+17.8%Added
Mayflower Financial Advisors, LLC27,139$2.96M0.41%−565−2.0%Reduced
EverSource Wealth Advisors, LLC27,173$2.96M0.27%−7,293−21.2%Reduced
Legacy Capital Group California, Inc.27,183$2.96M1.15%−32−0.1%Reduced
Bank Pictet & Cie (Asia) Ltd27,187$2.96M0.75%+2,180+8.7%Added
Lake Street Financial LLC27,194$2.96M0.47%−7,477−21.6%Reduced
Palisade Asset Management, LLC27,216$2.97M0.33%+1,143+4.4%Added
GAMMA Investing LLC24,631$2.97M0.81%+24,631New
Csenge Advisory Group27,315$2.98M0.19%+607+2.3%Added
Pinkerton Retirement Specialists, LLC27,328$2.98M0.57%−1,538−5.3%Reduced
Syon Capital LLC27,601$3.01M0.31%+3,944+16.7%Added
Legacy Private Trust Co.27,835$3.03M0.24%−450−1.6%Reduced
Baker Tilly Wealth Management, LLC27,836$3.03M0.50%−1,841−6.2%Reduced
Brandywine Oak Private Wealth LLC27,841$3.04M0.34%−79−0.3%Reduced
Little House Capital LLC27,943$3.05M1.11%+28+0.1%Added
Liberty One Investment Management, LLC28,033$3.06M0.38%+1,611+6.1%Added
Pensionfund Sabic28,100$3.06M0.96%00.0%Unchanged