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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, Q3 2023

Institutional positions in Merck & Co., Inc. as of Sep 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
3,221
+1 vs. Q2 2023
Shares held
1.92B
−11.1M (−0.6%) vs. Q2 2023
Total value
$197.7B
−$24.4B (−11.0%) vs. Q2 2023
New holders
148
1,298 more added
Sold out
147
1,409 more reduced

41 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2023: 3,221 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 heldQ3 2023: $197.7B
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, Q3 2023

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q2 2023.

Institutions holding MRK in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Sheets Smith Wealth Management23,411$2.41M0.37%−37−0.2%Reduced
Lineweaver Wealth Advisors, LLC23,461$2.42M0.70%+2,047+9.6%Added
New Potomac Partners, LLC23,508$2.42M1.67%−380−1.6%Reduced
Miracle Mile Advisors, LLC23,535$2.42M0.07%−1,039−4.2%Reduced
Larson Financial Group LLC23,548$2.42M0.24%−326−1.4%Reduced
9258 Wealth Management, LLC23,557$2.43M0.47%+108+0.5%Added
CNB Bank23,571$2.43M1.43%+149+0.6%Added
Allen Mooney & Barnes Investment Advisors LLC23,574$2.43M0.52%+2,222+10.4%Added
Leisure Capital Management23,632$2.43M1.40%−46−0.2%Reduced
Strategic Global Advisors, LLC23,644$2.43M0.40%−16,971−41.8%Reduced
Fifth Third Wealth Advisors LLC23,648$2.43M0.98%+7,224+44.0%Added
Syon Capital LLC23,657$2.44M0.30%+23,657New
SeaBridge Investment Advisors LLC23,659$2.44M0.80%+1,132+5.0%Added
Princeton Capital Management LLC23,774$2.45M1.13%+218+0.9%Added
Ronald Blue Trust, Inc.21,263$2.45M0.04%+5,201+32.4%Added
Jaffetilchin Investment Partners, LLC23,865$2.46M0.27%−2,915−10.9%Reduced
Franklin Street Advisors Inc23,966$2.47M0.22%+1,195+5.2%Added
Long Run Wealth Advisors, LLC23,994$2.47M0.80%+1,135+5.0%Added
Ellis Investment Partners, LLC24,030$2.47M0.64%−80−0.3%Reduced
Jeppson Wealth Management, LLC24,048$2.48M1.13%−97−0.4%Reduced
Kovack Advisors, Inc.24,076$2.48M0.35%+715+3.1%Added
Hudock, Inc.24,083$2.48M0.59%−138−0.6%Reduced
Strategic Financial Services, Inc,24,092$2.48M0.19%−356−1.5%Reduced
Green Square Capital Advisors LLC24,104$2.48M0.33%−548−2.2%Reduced
Concord Wealth Partners24,158$2.49M0.53%+3,051+14.5%Added
Capstone Investment Advisors, LLC24,163$2.49M0.07%+23,104+2,181.7%Added
Orca Investment Management, LLC24,254$2.50M2.77%−572−2.3%Reduced
Angeles Wealth Management, LLC24,291$2.50M0.35%+603+2.5%Added
Lindbrook Capital, LLC24,295$2.50M0.28%+1,857+8.3%Added
Brendel Financial Advisors LLC24,405$2.51M3.73%00.0%Unchanged
Stonegate Investment Group, LLC24,446$2.52M0.09%−10,475−30.0%Reduced
B.O.S.S. Retirement Advisors, LLC24,501$2.52M0.54%+2,927+13.6%Added
Gould Capital, LLC24,606$2.52M2.04%−46−0.2%Reduced
Chicago Partners Investment Group LLC24,429$2.52M0.14%+5,813+31.2%Added
Dominguez Wealth Management Solutions, Inc.24,527$2.53M2.33%−893−3.5%Reduced
Sculati Wealth Management, LLC24,570$2.53M1.29%+407+1.7%Added
Capital Asset Advisory Services LLC24,467$2.53M0.17%+1,895+8.4%Added
Cypress Capital, LLC24,637$2.54M0.74%−1,096−4.3%Reduced
Schmidt P J Investment Management Inc25,280$2.54M0.54%−333−1.3%Reduced
Capital International Inc24,730$2.55M0.05%+1,686+7.3%Added
Lakeview Capital Partners, LLC24,853$2.56M0.50%−686−2.7%Reduced
Nordwand Advisors, LLC24,859$2.56M0.51%−3,861−13.4%Reduced
Next Level Private LLC24,996$2.56M1.70%+85+0.3%Added
Leonteq Securities AG24,915$2.57M0.27%+8,102+48.2%Added
Moore Capital Management, LP25,000$2.57M0.07%−45,000−64.3%Reduced
Bank Pictet & Cie (Asia) Ltd25,007$2.57M0.76%+490+2.0%Added
Transamerica Financial Advisors, Inc.25,012$2.58M0.35%−1,934−7.2%Reduced
Curbstone Financial Management Corp25,036$2.58M0.64%−600−2.3%Reduced
Financial Advocates Investment Management25,051$2.58M0.19%+551+2.2%Added
Cubic Asset Management, LLC25,064$2.58M0.71%−2,321−8.5%Reduced
Qtron Investments LLC25,248$2.60M0.50%−640−2.5%Reduced
Key Financial Inc25,345$2.61M0.88%−37−0.1%Reduced
Cliftonlarsonallen Wealth Advisors, LLC25,554$2.63M0.07%−104−0.4%Reduced
Regent Peak Wealth Advisors LLC25,595$2.63M0.80%+1,113+4.5%Added
Aviance Capital Partners, LLC25,596$2.64M0.59%+1,950+8.2%Added
United Community Bank25,653$2.64M1.29%+3,608+16.4%Added
AlphaCore Capital LLC25,512$2.64M0.42%+1,330+5.5%Added
TBH Global Asset Management, LLC25,762$2.65M0.51%−1,056−3.9%Reduced
West Michigan Advisors, LLC25,786$2.65M1.42%+321+1.3%Added
Hayek Kallen Investment Management25,822$2.66M1.19%−145−0.6%Reduced
V-Square Quantitative Management LLC25,833$2.66M1.17%+3,319+14.7%Added
Mechanics Bank Trust Department25,915$2.67M0.45%−546−2.1%Reduced
Tevis Investment Management25,925$2.67M2.71%−315−1.2%Reduced
Patten Group, Inc.25,939$2.67M0.80%−275−1.0%Reduced
Headinvest, LLC26,058$2.67M0.58%−186−0.7%Reduced
Gunn & Co Investment Management, Inc.25,963$2.67M2.35%+25,963New
Empire Financial Management Company, LLC25,973$2.67M1.17%−379−1.4%Reduced
Werlinich Asset Management, LLC26,019$2.68M2.21%+254+1.0%Added
Mather Group, LLC.26,021$2.68M0.05%+1,433+5.8%Added
Palisade Asset Management, LLC26,073$2.68M0.33%−249−0.9%Reduced
NorthRock Partners, LLC26,078$2.68M0.28%+4,748+22.3%Added
High Note Wealth, LLC26,162$2.69M1.11%+752+3.0%Added
Wedmont Private Capital25,789$2.69M0.27%−1,768−6.4%Reduced
Adell Harriman & Carpenter Inc26,259$2.70M0.28%+6,835+35.2%Added
Liberty One Investment Management, LLC26,422$2.72M0.39%+1,296+5.2%Added
Cape Cod Five Cents Savings Bank26,428$2.72M0.15%+12,649+91.8%Added
NTV Asset Management LLC26,454$2.72M0.49%+207+0.8%Added
Mission Wealth Management, LP26,484$2.73M0.10%−687−2.5%Reduced
LGT Fund Management Co Ltd.26,600$2.73M1.33%00.0%Unchanged
Murphy Pohlad Asset Management LLC26,591$2.74M1.20%00.0%Unchanged
Drexel Morgan & Co.26,598$2.74M0.75%+475+1.8%Added
Wellington Shields & Co., LLC26,616$2.74M0.69%+1,500+6.0%Added
Riverview Trust Co26,625$2.74M2.43%+1,145+4.5%Added
Csenge Advisory Group26,708$2.75M0.19%−2,336−8.0%Reduced
Geneos Wealth Management Inc.26,724$2.75M0.14%−1,819−6.4%Reduced
StoneX Group Inc.26,575$2.75M0.30%+1,523+6.1%Added
Keystone Financial Group26,783$2.76M0.46%−61−0.2%Reduced
Rehmann Capital Advisory Group26,853$2.76M0.26%−357−1.3%Reduced
Jmac Enterprises LLC26,928$2.77M0.68%+327+1.2%Added
Horizon Kinetics Asset Management LLC27,039$2.78M0.06%+376+1.4%Added
Huber Capital Management LLC27,070$2.79M0.66%−10,300−27.6%Reduced
Garrett Investment Advisors LLC27,090$2.79M0.38%+1,241+4.8%Added
Stolper Co27,139$2.79M1.21%−166−0.6%Reduced
Oak Harbor Wealth Partners, LLC27,163$2.80M0.99%+726+2.7%Added
NBC Securities, Inc.27,182$2.80M0.31%+27,182New
Legacy Capital Group California, Inc.27,215$2.80M1.20%−30.0%Reduced
RNC Capital Management LLC27,265$2.81M0.17%−881−3.1%Reduced
Stonebridge Capital Management Inc27,272$2.81M1.53%−2,475−8.3%Reduced
Cigna Investments Inc27,289$2.81M0.65%−3,460−11.3%Reduced
Northstar Group, Inc.27,432$2.82M0.67%−50−0.2%Reduced