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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 2024

Institutional positions in Merck & Co., Inc. as of Sep 30, 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
3,501
−15 vs. Q2 2024
Shares held
1.96B
+213.1M (+12.2%) vs. Q2 2024
Total value
$221.8B
+$5.55B (+2.6%) vs. Q2 2024
New holders
146
1,537 more added
Sold out
161
1,420 more reduced

41 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 3,501 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 2024: $221.8B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q2 2024.

Institutions holding MRK in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
WESPAC Advisors, LLC9,473$1.08M0.80%−734−7.2%Reduced
Pinnacle West Asset Management, Inc.9,480$1.08M0.77%00.0%Unchanged
Klingman & Associates, LLC9,510$1.08M0.07%−84−0.9%Reduced
Institute for Wealth Management, LLC.9,526$1.08M0.14%−76−0.8%Reduced
Redhawk Wealth Advisors, Inc.9,534$1.08M0.15%+1,032+12.1%Added
Samalin Investment Counsel, LLC9,552$1.08M0.47%+2,608+37.6%Added
Waterfront Wealth Inc.10,387$1.09M0.27%+324+3.2%Added
SNS Financial Group, LLC9,515$1.09M0.11%−376−3.8%Reduced
Invera Wealth Advisors, LLC10,760$1.09M1.08%+260+2.5%Added
Denali Advisors LLC9,592$1.09M0.12%+9,592New
Apriem Advisors9,606$1.09M0.13%−115−1.2%Reduced
Catalina Capital Group, LLC9,645$1.10M0.37%−216−2.2%Reduced
Ambassador Advisors, LLC9,685$1.10M0.19%−698−6.7%Reduced
Gilbert & Cook, Inc.9,718$1.10M0.15%−54−0.6%Reduced
Coastal Bridge Advisors, LLC9,737$1.11M0.27%+21+0.2%Added
First Western Trust Bank9,747$1.11M0.05%+115+1.2%Added
Main Street Research LLC9,689$1.11M0.07%+3,914+67.8%Added
TCI Wealth Advisors, Inc.9,773$1.11M0.09%−32−0.3%Reduced
Seascape Capital Management9,777$1.11M0.40%−12−0.1%Reduced
Deroy & Devereaux Private Investment Counsel Inc9,783$1.11M0.06%00.0%Unchanged
Quantitative Investment Management, LLC9,808$1.11M0.11%−27,308−73.6%Reduced
Providence Wealth Advisors, LLC10,444$1.11M0.82%+290+2.9%Added
Mill Creek Capital Advisors, LLC9,825$1.12M0.03%−942−8.7%Reduced
Souders Financial Advisors9,838$1.12M0.16%+12+0.1%Added
Sara-Bay Financial9,884$1.12M0.47%+376+4.0%Added
Waverton Investment Management Ltd9,891$1.12M0.02%00.0%Unchanged
Renaissance Investment Group LLC9,895$1.12M0.23%−872−8.1%Reduced
Autumn Glory Partners, LLC9,895$1.12M0.43%+1,145+13.1%Added
Kapstone Financial Advisors LLC9,896$1.13M0.68%00.0%Unchanged
OneAscent Financial Services LLC9,867$1.13M0.81%−45−0.5%Reduced
Ashburton (Jersey) Ltd9,842$1.13M0.41%−1,027−9.4%Reduced
Farmers & Merchants Trust Co of Long Beach9,982$1.13M0.28%+794+8.6%Added
Carnegie Lake Advisors LLC9,982$1.13M0.45%+9,982New
Close Asset Management Ltd9,994$1.14M0.03%+3,526+54.5%Added
Canopy Partners, LLC10,003$1.14M0.49%−533−5.1%Reduced
Gibson Wealth Advisors LLC10,005$1.14M0.92%00.0%Unchanged
BBR Partners, LLC10,014$1.14M0.09%−231−2.3%Reduced
Core Wealth Partners LLC10,027$1.14M0.69%−1,122−10.1%Reduced
Trustco Bank Corp N Y10,041$1.14M1.14%−291−2.8%Reduced
Capstone Financial Advisors, Inc.10,045$1.14M0.07%−97−1.0%Reduced
L.M. Kohn & Company10,048$1.14M0.29%+29+0.3%Added
Strategic Investment Advisors10,065$1.14M0.13%−347−3.3%Reduced
Hamilton Point Investment Advisors, LLC10,016$1.15M0.21%00.0%Unchanged
Mine & Arao Wealth Creation & Management, LLC.10,096$1.15M0.53%+30.0%Added
Plotkin Financial Advisors, LLC10,102$1.15M0.69%00.0%Unchanged
Northstar Asset Management LLC10,152$1.15M0.26%−900−8.1%Reduced
Bell Bank10,173$1.16M0.14%+412+4.2%Added
Kessler Investment Group, LLC10,228$1.16M0.60%+16+0.2%Added
Linden Thomas Advisory Services, LLC10,237$1.16M0.16%+438+4.5%Added
Arrow Financial Corp10,246$1.16M0.11%−35−0.3%Reduced
First Pacific Financial10,260$1.17M0.27%+202+2.0%Added
Coston, McIsaac & Partners10,274$1.17M0.33%+40.0%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA10,290$1.17M0.42%+160+1.6%Added
NVWM, LLC10,294$1.17M0.30%+945+10.1%Added
Notis-McConarty Edward10,350$1.18M0.53%−1,250−10.8%Reduced
Dempze Nancy E10,355$1.18M0.66%+5,950+135.1%Added
Kowal Investment Group, LLC10,358$1.18M0.22%+376+3.8%Added
RKL Wealth Management LLC10,361$1.18M0.11%−146−1.4%Reduced
Providence Capital Advisors, LLC10,369$1.18M0.23%00.0%Unchanged
Woodward Diversified Capital, LLC10,373$1.18M0.75%−105−1.0%Reduced
Highline Wealth Partners LLC10,379$1.18M0.39%+119+1.2%Added
Quest Partners LLC10,397$1.18M0.11%−7,272−41.2%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.10,421$1.18M0.33%+567+5.8%Added
National Philanthropic Trust10,433$1.18M0.02%00.0%Unchanged
Argent Capital Management LLC10,440$1.19M0.03%−81−0.8%Reduced
WNY Asset Management, LLC10,441$1.19M0.14%−25−0.2%Reduced
Atlanta Consulting Group Advisors, LLC10,472$1.19M0.30%+440+4.4%Added
Axq Capital, LP10,482$1.19M0.36%−10,511−50.1%Reduced
First Washington CORP10,482$1.19M0.47%00.0%Unchanged
Bright Futures Wealth Management, LLC.11,373$1.19M0.58%−757−6.2%Reduced
Game Creek Capital, LP10,500$1.19M0.64%−625−5.6%Reduced
Northwest Investment Counselors, LLC10,518$1.19M0.27%+437+4.3%Added
Cidel Asset Management Inc10,529$1.20M0.08%+363+3.6%Added
Keeler Thomas Management LLC10,539$1.20M0.38%−199−1.9%Reduced
Sage Rhino Capital LLC10,547$1.20M0.27%−59−0.6%Reduced
Sterling Investment Counsel, LLC10,564$1.20M0.43%+4,495+74.1%Added
Abacus Wealth Partners, LLC10,572$1.20M0.18%−852−7.5%Reduced
Schear Investment Advisers, LLC10,582$1.20M0.74%+1,565+17.4%Added
CBOE Vest Financial, LLC10,596$1.20M0.02%+7,079+201.3%Added
CVA Family Office, LLC10,603$1.20M0.20%−69−0.6%Reduced
Aurora Private Wealth, Inc.10,616$1.21M0.95%+69+0.7%Added
Callan Capital, LLC10,625$1.21M0.08%−355−3.2%Reduced
TLWM10,627$1.21M0.24%−39−0.4%Reduced
Richard W. Paul & Associates, LLC10,630$1.21M0.43%+1,094+11.5%Added
Charles Schwab Trust Co10,636$1.21M0.10%−3,296−23.7%Reduced
Corundum Group, Inc.10,654$1.21M0.55%−6,325−37.3%Reduced
Morningstar Investment Services LLC10,650$1.21M0.01%−1,521−12.5%Reduced
Gen-Wealth Partners Inc11,584$1.21M0.53%+401+3.6%Added
True North Advisors, LLC10,742$1.22M0.32%00.0%Unchanged
GoalVest Advisory LLC10,745$1.22M0.35%+677+6.7%Added
Missouri Trust & Investment Co10,747$1.22M0.43%−75−0.7%Reduced
Perkins Capital Management Inc10,750$1.22M1.14%−1,175−9.9%Reduced
Roman Butler Fullerton & Co10,948$1.22M0.37%+295+2.8%Added
Murphy, Middleton, Hinkle & Parker, Inc.10,801$1.23M0.66%−339−3.0%Reduced
Peoples Bank10,809$1.23M0.63%−615−5.4%Reduced
Quotient Wealth Partners, LLC10,812$1.23M0.04%−2,015−15.7%Reduced
Quent Capital, LLC10,815$1.23M0.12%+290+2.8%Added
First National Corp10,819$1.23M0.27%−1,503−12.2%Reduced
Lavaca Capital LLC10,834$1.23M0.59%+100+0.9%Added
Forza Wealth Management, LLC10,844$1.23M0.56%+364+3.5%Added