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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
MONECO Advisors, LLC10,851$1.23M0.15%−373−3.3%Reduced
Patron Partners Advisors, LLC10,855$1.23M0.68%+139+1.3%Added
Mechanics Financial Corp10,857$1.23M0.54%+320+3.0%Added
Capital Square, LLC10,871$1.23M0.75%+443+4.2%Added
Adirondack Trust Co10,891$1.24M0.48%−196−1.8%Reduced
Aster Capital Management (DIFC) Ltd10,891$1.24M0.27%+10,891New
Symphony Financial, Ltd. Co.10,888$1.24M0.20%+1,077+11.0%Added
First Command Advisory Services, Inc.10,951$1.24M0.01%+74+0.7%Added
Banco de Sabadell, S.A10,984$1.25M0.93%+10,984New
Analyst IMS Investment Management Services Ltd.10,997$1.25M0.05%+2,898+35.8%Added
LexAurum Advisors, LLC11,050$1.25M0.28%+62+0.6%Added
Orrstown Financial Services Inc11,053$1.26M0.37%+9,325+539.6%Added
Investment Partners Asset Management, Inc.11,082$1.26M1.03%+6+0.1%Added
Resurgent Financial Advisors LLC11,089$1.26M0.74%−1,299−10.5%Reduced
Proficio Capital Partners LLC11,106$1.26M0.13%−7,389−40.0%Reduced
North Star Asset Management Inc11,108$1.26M0.06%−46−0.4%Reduced
Valley National Advisers Inc11,139$1.26M0.23%−10,824−49.3%Reduced
Mitchell & Pahl Private Wealth, LLC11,148$1.27M0.59%−311−2.7%Reduced
New Millennium Group LLC11,166$1.27M0.82%+10,723+2,420.5%Added
Fairfield, Bush & Co.11,186$1.27M0.76%−580−4.9%Reduced
Acorn Financial Advisory Services Inc11,187$1.27M0.22%+10.0%Added
Redmond Asset Management, LLC11,198$1.27M0.40%+809+7.8%Added
CSS LLC11,205$1.27M0.07%+4,505+67.2%Added
Precedent Wealth Partners, LLC11,260$1.28M0.42%+2,234+24.8%Added
Brevan Howard Capital Management LP11,267$1.28M0.06%+11,267New
Zullo Investment Group, Inc.11,274$1.28M0.53%−135−1.2%Reduced
LRI Investments, LLC13,036$1.28M0.12%+8,751+204.2%Added
Chapin Davis, Inc.11,297$1.28M0.42%+283+2.6%Added
Wealth Effects LLC11,300$1.28M0.45%−1,430−11.2%Reduced
Leo Wealth, LLC11,329$1.29M0.12%−917−7.5%Reduced
Eley Financial Management, Inc11,342$1.29M0.52%−40.0%Reduced
Wolff Wiese Magana LLC11,345$1.29M0.88%+392+3.6%Added
Crewe Advisors LLC11,348$1.29M0.15%+238+2.1%Added
Focus Financial Network, Inc.11,288$1.29M0.05%−344−3.0%Reduced
Prairie Sky Financial Group LLC11,381$1.29M0.73%−75−0.7%Reduced
Hunter Associates Investment Management LLC11,344$1.29M0.20%+10.0%Added
Barlow Wealth Partners, Inc.11,916$1.29M0.17%−200−1.7%Reduced
TCFG Wealth Management, LLC11,396$1.29M0.65%+11,396New
Weaver C. Barksdale & Associates, Inc.11,435$1.30M1.17%−608−5.0%Reduced
Delta Financial Advisors LLC11,470$1.30M0.47%+2,506+28.0%Added
Guerra Pan Advisors, LLC11,497$1.31M1.04%00.0%Unchanged
Physicians Financial Services, Inc.11,510$1.31M0.41%−585−4.8%Reduced
Cambridge Advisors Inc.11,519$1.31M0.29%−51−0.4%Reduced
Pinnacle Holdings, LLC11,520$1.31M0.51%+221+2.0%Added
Cladis Investment Advisory, LLC11,527$1.31M0.91%+750+7.0%Added
CoreFirst Bank & Trust11,595$1.32M0.76%00.0%Unchanged
Charter Oak Capital Management, LLC11,604$1.32M0.12%+390+3.5%Added
Bridgefront Capital, LLC11,631$1.32M0.51%+11,631New
Clean Yield Group11,655$1.32M0.42%−470−3.9%Reduced
Ridgecrest Wealth Partners, LLC11,658$1.32M0.69%+386+3.4%Added
Intelligence Driven Advisers, LLC11,715$1.33M0.19%+5,041+75.5%Added
Longfellow Investment Management Co LLC11,725$1.33M0.33%+3,949+50.8%Added
Evernest Financial Advisors, LLC11,729$1.33M0.36%+272+2.4%Added
Widmann Financial Services, Inc.11,749$1.33M1.01%−189−1.6%Reduced
Covenant Partners, LLC11,758$1.34M0.39%+236+2.0%Added
Interchange Capital Partners, LLC11,793$1.34M0.48%−182−1.5%Reduced
Carlton Hofferkamp & Jenks Wealth Management, LLC13,192$1.34M0.51%−95−0.7%Reduced
Accredited Investors Inc.11,834$1.34M0.08%+109+0.9%Added
Benchmark Investment Advisors LLC11,836$1.34M0.96%+5,757+94.7%Added
AXS Investments LLC11,864$1.35M0.36%+1,343+12.8%Added
Visionary Wealth Advisors11,874$1.35M0.08%−828−6.5%Reduced
Jackson, Grant Investment Advisers, Inc.11,897$1.35M0.51%+41+0.3%Added
Wellington Shields Capital Management, LLC11,902$1.35M0.23%+301+2.6%Added
Lipe & Dalton11,907$1.35M0.68%−22−0.2%Reduced
Washington Capital Management Inc11,943$1.36M1.05%−75−0.6%Reduced
DeDora Capital, Inc.11,943$1.36M0.38%−1,383−10.4%Reduced
M. Kraus & Co11,954$1.36M0.40%−250−2.0%Reduced
Blake Schutter Theil Wealth Advisors, LLC11,957$1.36M0.98%+11,957New
Opinicus Capital, Inc.11,972$1.36M1.09%+438+3.8%Added
Abacus Planning Group, Inc.11,978$1.36M0.24%−196−1.6%Reduced
VeraBank, N.A.11,985$1.36M0.40%−24−0.2%Reduced
Verdad Advisers, LP11,988$1.36M1.82%00.0%Unchanged
City State Bank11,996$1.36M0.50%−108−0.9%Reduced
Delphi Management Inc12,005$1.36M1.24%−946−7.3%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC12,012$1.36M0.05%+433+3.7%Added
Platform Technology Partners12,017$1.36M0.43%−141−1.2%Reduced
Cape Cod Five Cents Savings Bank12,031$1.37M0.13%−1,290−9.7%Reduced
Trilogy Capital Inc.12,037$1.37M0.07%−225−1.8%Reduced
Mirabaud Asset Management Ltd12,028$1.37M0.56%−17,696−59.5%Reduced
Everhart Financial Group, Inc.12,050$1.37M0.30%−823−6.4%Reduced
Elgethun Capital Management12,056$1.37M0.32%−78−0.6%Reduced
Zions Bancorporation, N.A.12,078$1.37M0.10%+1,267+11.7%Added
Oxford Wealth Group, LLC12,080$1.37M1.12%+247+2.1%Added
Baker Ellis Asset Management LLC12,088$1.37M0.19%+683+6.0%Added
First Interstate Bank12,114$1.38M0.08%+1,760+17.0%Added
Knuff & Co LLC12,120$1.38M0.42%−100−0.8%Reduced
Tanglewood Legacy Advisors, LLC12,123$1.38M0.61%00.0%Unchanged
Centennial Bank12,137$1.38M0.63%−1,101−8.3%Reduced
MJP Associates Inc12,156$1.38M0.26%−638−5.0%Reduced
Archford Capital Strategies, LLC12,592$1.38M0.21%+421+3.5%Added
Vista Investment Management12,163$1.38M0.52%+81+0.7%Added
RiverFront Investment Group, LLC12,164$1.38M0.03%+1,535+14.4%Added
Syntax Research, Inc.12,175$1.38M0.94%+10,000+459.8%Added
Hillsdale Investment Management Inc.12,211$1.39M0.11%+7,564+162.8%Added
Magnolia Capital Advisors LLC12,215$1.39M0.69%+282+2.4%Added
World Equity Group, Inc.12,236$1.39M0.50%−256−2.0%Reduced
LM Advisors LLC12,251$1.39M0.28%−265−2.1%Reduced
Allied Investment Advisors, LLC12,262$1.39M0.28%−71,476−85.4%Reduced
Wealth Management Associates, Inc.12,275$1.39M0.61%−72−0.6%Reduced
Baker Avenue Asset Management, LP12,280$1.39M0.04%+2,380+24.0%Added