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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 2024

Institutional positions in Merck & Co., Inc. as of Dec 31, 2024. 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
3,618
+183 vs. Q3 2024
Shares held
1.98B
+39.5M (+2.0%) vs. Q3 2024
Total value
$196.9B
−$22.8B (−10.4%) vs. Q3 2024
New holders
390
1,324 more added
Sold out
207
1,580 more reduced

66 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 2024: 3,618 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 2024: $196.9B
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 2024

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2024.

Institutions holding MRK in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Moseley Investment Management Inc6,379$634.6K0.25%+34+0.5%Added
Potentia Wealth6,380$634.7K0.28%+6,380New
Shum Financial Group, Inc.6,350$634.7K0.55%−952−13.0%Reduced
JT Stratford LLC6,390$635.7K0.10%−50−0.8%Reduced
Ifrah Financial Services, Inc.6,397$636.3K0.18%−116−1.8%Reduced
IFG Advisors, LLC6,407$637.3K0.13%−301−4.5%Reduced
Fortitude Advisory Group L.L.C.6,409$637.6K0.38%−74−1.1%Reduced
Channel Wealth LLC6,432$639.8K0.21%−70−1.1%Reduced
Horan Securities, Inc.6,438$640.5K0.24%+5+0.1%Added
HHM Wealth Advisors, LLC6,448$641.4K0.09%+2,226+52.7%Added
Colonial Trust Advisors6,477$644.3K0.06%−1,186−15.5%Reduced
MSH Capital Advisors LLC6,478$644.5K0.20%+59+0.9%Added
Commonwealth Financial Services, LLC6,484$645.0K0.13%+351+5.7%Added
Hexagon Capital Partners LLC6,491$645.7K0.12%+1,148+21.5%Added
Crescent Sterling, Ltd.6,508$647.4K0.66%−513−7.3%Reduced
Old Second National Bank of Aurora6,516$648.2K0.15%−411−5.9%Reduced
Caldwell Sutter Capital, Inc.6,519$648.5K0.30%+87+1.4%Added
Altus Wealth Management, LLC6,543$650.9K0.29%+165+2.6%Added
Barrett & Company, Inc.6,545$651.1K0.27%+250+4.0%Added
Summit Asset Management, LLC6,568$653.4K0.11%00.0%Unchanged
Vicus Capital6,570$653.6K0.06%−41−0.6%Reduced
Octavia Wealth Advisors, LLC6,518$653.7K0.08%−128−1.9%Reduced
SRS Capital Advisors, Inc.6,585$655.1K0.04%+180+2.8%Added
Gerber Kawasaki Wealth & Investment Management6,593$655.9K0.03%+379+6.1%Added
Laurel Wealth Advisors LLC6,600$656.6K0.10%+9+0.1%Added
Woodward Diversified Capital, LLC6,603$656.9K0.48%−3,770−36.3%Reduced
David R. Rahn & Associates Inc.6,604$657.0K0.21%−250−3.6%Reduced
Aspire Growth Partners LLC6,615$658.0K0.64%+6,615New
Red Mountain Financial, LLC6,655$662.1K0.71%+4+0.1%Added
Financial Harvest, LLC6,656$662.1K0.56%+6,656New
Greenwich Wealth Management LLC6,672$664.0K0.05%+1,686+33.8%Added
Hardy Reed LLC6,681$664.6K0.06%−8,947−57.2%Reduced
Delta Investment Management, LLC6,695$666.0K0.13%−112−1.6%Reduced
Family Firm, Inc.6,695$666.0K0.15%−58−0.9%Reduced
Sonata Capital Group Inc6,708$667.0K0.28%+20.0%Added
Cranbrook Wealth Management, LLC6,710$667.5K0.15%−41−0.6%Reduced
Lyell Wealth Management, LP6,714$667.9K0.06%+152+2.3%Added
Holistic Planning, LLC6,727$669.2K0.24%−224−3.2%Reduced
Provenance Wealth Advisors, LLC6,770$673.5K0.09%+6,400+1,729.7%Added
Nadler Financial Group, Inc.6,779$674.3K0.07%−117−1.7%Reduced
Sigma Investment Counselors Inc6,781$674.5K0.04%+330+5.1%Added
FSM Wealth Advisors, LLC6,713$676.0K0.17%−492−6.8%Reduced
Successful Portfolios LLC6,811$677.6K0.45%00.0%Unchanged
Pines Wealth Management, LLC6,827$677.6K0.29%+6,827New
Aprio Wealth Management, LLC6,817$678.1K0.10%−287−4.0%Reduced
Onefund, LLC6,838$680.2K0.65%+181+2.7%Added
Asset Management Group, Inc.6,849$681.3K0.12%+44+0.6%Added
Fiduciary Financial Group, LLC6,871$682.0K0.15%+289+4.4%Added
Sather Financial Group Inc6,885$684.9K0.04%−282−3.9%Reduced
Lafayette Investments, Inc.6,908$687.2K0.15%00.0%Unchanged
Atlas Capital Advisors LLC6,911$687.5K0.09%+2,441+54.6%Added
Mark Sheptoff Financial Planning, LLC6,918$688.2K0.37%−550−7.4%Reduced
Sivia Capital Partners, LLC6,929$689.3K0.34%+178+2.6%Added
Crumly & Associates Inc.6,957$692.1K0.19%−1,333−16.1%Reduced
Magnus Financial Group LLC6,959$692.3K0.07%−387−5.3%Reduced
Golden State Wealth Management, LLC6,960$692.4K0.10%+6,960New
Sawgrass Asset Management LLC6,966$693.0K0.08%+2,006+40.4%Added
Invesco, LLC7,001$696.5K0.28%00.0%Unchanged
Investment Advisory Services Inc7,003$696.6K0.25%−273−3.8%Reduced
Ridgewood Investments LLC7,004$696.8K0.34%+5,668+424.3%Added
Claris Financial LLC7,034$699.8K0.46%+7,034New
Kolinsky Wealth Management, LLC7,045$700.8K0.43%−1,048−12.9%Reduced
Pring Turner Capital Group Inc7,065$702.8K0.47%00.0%Unchanged
Vigilare Wealth Management7,066$702.9K0.29%−2,106−23.0%Reduced
Cyrus J. Lawrence, LLC7,106$706.0K0.14%−20,354−74.1%Reduced
Acorn Wealth Advisors, LLC7,104$706.7K0.29%−7−0.1%Reduced
Trail Ridge Investment Advisors, LLC7,105$706.8K0.34%−118−1.6%Reduced
Agate Pass Investment Management, LLC7,115$707.8K0.32%+7,115New
West Coast Financial LLC7,124$708.7K0.08%−933−11.6%Reduced
Cetera Trust Company, N.A7,134$709.7K0.46%−75−1.0%Reduced
Eagle Bay Advisors LLC7,085$710.4K0.45%−143−2.0%Reduced
Hill Investment Group Partners, LLC7,161$712.4K0.10%−23−0.3%Reduced
Keyes, Stange & Wooten Wealth Management, LLC7,161$712.4K0.42%−573−7.4%Reduced
Souders Financial Advisors7,163$712.6K0.10%−2,675−27.2%Reduced
Signature Wealth Management Partners, LLC7,168$713.1K0.49%−25−0.3%Reduced
Alpha Family Trust7,175$713.8K0.40%+1,620+29.2%Added
Ethos Financial Group, LLC7,123$714.5K0.09%+864+13.8%Added
Samalin Investment Counsel, LLC7,201$716.4K0.31%−2,351−24.6%Reduced
Cutter & CO Brokerage, Inc.7,208$717.1K0.17%+11+0.2%Added
Virtue Capital Management, LLC7,209$717.1K0.14%−1,542−17.6%Reduced
Citizens Business Bank2,609$721.2K0.13%−5,304−67.0%Reduced
Howard Financial Services, Ltd.7,260$722.2K0.10%−16−0.2%Reduced
Grace & White Inc7,267$722.9K0.14%00.0%Unchanged
Voya Financial Advisors, Inc.7,350$723.0K0.08%−10−0.1%Reduced
Ellenbecker Investment Group7,269$723.1K0.13%+1,211+20.0%Added
Waddell & Associates, LLC7,291$725.4K0.07%+30.0%Added
Pinnacle Bancorp, Inc.7,292$725.4K0.24%−47−0.6%Reduced
Ashton Thomas Securities, LLC7,270$725.7K0.20%+4,199+136.7%Added
Stokes Family Office, LLC7,296$725.8K0.08%−705−8.8%Reduced
Ausdal Financial Partners, Inc.7,298$726.0K0.06%−1,440−16.5%Reduced
Systematic Financial Management LP7,300$726.2K0.02%00.0%Unchanged
Auto-Owners Insurance Co7,300$726.2K0.02%00.0%Unchanged
First Affirmative Financial Network7,309$727.1K0.42%+628+9.4%Added
Riverbend Wealth Management, LLC7,315$729.3K0.65%+7,315New
Mattern Wealth Management LLC7,339$730.1K0.16%−8,431−53.5%Reduced
Savvy Advisors, Inc.7,343$730.5K0.09%+195+2.7%Added
Capital Advisors Inc7,353$731.5K0.01%−35−0.5%Reduced
Morton Capital Management LLC7,359$732.1K0.14%−8−0.1%Reduced
Yoffe Investment Management, LLC7,387$734.8K1.09%+7,387New
MWA Asset Management7,388$735.0K0.49%−78−1.0%Reduced