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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
Canandaigua National Trust Co of Florida7,388$735.0K0.57%+3,809+106.4%Added
Cross Staff Investments Inc7,398$736.0K0.55%+490+7.1%Added
Sax Wealth Advisors, LLC7,406$736.8K0.06%+1,023+16.0%Added
US Asset Management LLC7,410$737.0K0.66%−255−3.3%Reduced
Advyzon Investment Management, LLC7,432$739.3K0.29%+7,432New
Armstrong, Fleming & Moore, Inc7,437$739.9K0.45%−525−6.6%Reduced
Granite Investment Partners, LLC7,447$740.8K0.03%−220−2.9%Reduced
Live Oak Investment Partners–$742.0K0.57%––
Pioneer Trust Bank N A7,477$743.8K0.19%+931+14.2%Added
Beddow Capital Management Inc7,475$744.0K0.31%+55+0.7%Added
Lake Street Financial LLC7,486$744.7K0.12%−1,421−16.0%Reduced
Focused Wealth Management, Inc7,520$748.1K0.10%+128+1.7%Added
First Heartland Consultants, Inc.7,522$748.3K0.08%−148−1.9%Reduced
Pictet North America Advisors SA7,529$749.0K0.07%00.0%Unchanged
KC Investment Advisors, LLC7,542$750.3K0.30%−840−10.0%Reduced
Dorchester Wealth Management Co7,545$750.6K0.15%00.0%Unchanged
Monument Capital Management7,554$751.5K0.21%−481−6.0%Reduced
Dividend Assets Capital, LLC7,556$751.7K0.15%−296−3.8%Reduced
Financial Engines Advisors L.L.C.7,558$751.9K0.00%+3,751+98.5%Added
First Fiduciary Investment Counsel, Inc.7,574$753.0K0.15%−5−0.1%Reduced
SOA Wealth Advisors, LLC.7,572$753.3K0.14%−994−11.6%Reduced
Cassaday & Co Wealth Management LLC7,577$753.7K0.02%+182+2.5%Added
Townsend & Associates, Inc7,834$753.9K0.08%−98−1.2%Reduced
Meeder Asset Management Inc7,596$755.6K0.05%−54,690−87.8%Reduced
SignalPoint Asset Management, LLC7,599$755.9K0.18%−60−0.8%Reduced
Wrapmanager Inc7,603$756.4K0.19%+845+12.5%Added
Emprise Bank7,608$756.8K0.43%−1,757−18.8%Reduced
Insight 2811, Inc.7,608$756.8K0.39%+105+1.4%Added
Cerro Pacific Wealth Advisors LLC6,666$757.0K0.25%+818+14.0%Added
Gray Private Wealth, LLC7,624$758.4K0.45%00.0%Unchanged
Orca Wealth Management, LLC7,626$758.6K0.68%+7,626New
Colonial River Wealth Management, LLC7,626$758.7K0.37%−325−4.1%Reduced
Red Wave Investments LLC7,643$760.3K0.27%00.0%Unchanged
Resolute Wealth Strategies, LLC7,653$761.3K0.39%+38+0.5%Added
Duncan Williams Asset Management, LLC7,656$761.6K0.30%+3,045+66.0%Added
Southeast Asset Advisors Inc.7,663$762.3K0.09%+8+0.1%Added
Garner Asset Management Corp7,673$763.0K0.35%−68−0.9%Reduced
Wolverine Asset Management LLC7,677$763.7K0.01%−8,742−53.2%Reduced
Hohimer Wealth Management, LLC7,681$764.1K0.14%+4,895+175.7%Added
Davidson Trust Co7,690$765.0K0.39%+620+8.8%Added
Prepared Retirement Institute LLC7,710$767.0K0.44%−246−3.1%Reduced
Edgewood Management LLC7,718$767.8K0.00%00.0%Unchanged
Cercano Management LLC7,730$769.0K0.02%00.0%Unchanged
Verus Capital Partners, LLC7,757$771.6K0.07%−311−3.9%Reduced
Delta Financial Advisors LLC7,781$774.0K0.29%−3,689−32.2%Reduced
Willner & Heller, LLC7,786$774.6K0.68%+26+0.3%Added
Zevin Asset Management LLC7,825$778.0K0.11%+1,814+30.2%Added
Orrstown Financial Services Inc7,824$778.3K0.21%−3,229−29.2%Reduced
Verity Asset Management, Inc.8,774$778.9K0.44%+526+6.4%Added
BOK Financial Private Wealth, Inc.7,773$779.6K0.06%+570+7.9%Added
Claret Asset Management Corp7,843$780.0K0.12%−187−2.3%Reduced
AssuredPartners Investment Advisors, LLC7,892$785.1K0.15%+7,892New
Edgestream Partners, L.P.7,895$785.4K0.03%−13,101−62.4%Reduced
Barnes Pettey Financial Advisors, LLC7,899$785.8K0.60%00.0%Unchanged
Boothbay Fund Management, LLC7,905$786.4K0.02%+7,905New
RFP Financial Group LLC7,908$786.7K0.31%00.0%Unchanged
Mindset Wealth Management, LLC7,915$787.4K0.29%−233−2.9%Reduced
Vista Wealth Management Group, LLC7,938$789.7K0.05%+1,489+23.1%Added
Mosaic Financial Group, LLC7,943$790.0K0.57%00.0%Unchanged
Key Client Fiduciary Advisors, LLC7,942$790.1K0.35%−714−8.2%Reduced
Townsend Asset Management Corp7,946$790.4K0.29%−407−4.9%Reduced
Arlington Trust Co LLC7,949$790.8K0.17%00.0%Unchanged
Drive Wealth Management, LLC7,898$791.2K0.19%+350+4.6%Added
Phillips Wealth Planners LLC7,992$793.2K0.79%−1,094−12.0%Reduced
Farmers & Merchants Trust Co of Long Beach7,976$793.5K0.20%−2,006−20.1%Reduced
Dohj, LLC7,984$794.3K0.18%+7,984New
Game Creek Capital, LP8,000$795.8K0.44%−2,500−23.8%Reduced
Lynch Asset Management, Inc.8,000$795.8K0.32%+1,200+17.6%Added
Aspen Investment Management Inc7,997$796.0K0.37%−1,085−11.9%Reduced
Manske Wealth Management8,019$797.7K0.32%+8,019New
Monterey Private Wealth, Inc.8,023$798.1K0.26%+1,002+14.3%Added
ProVise Management Group, LLC8,034$799.2K0.07%−1,313−14.0%Reduced
Staley Capital Advisers Inc8,045$800.3K0.04%00.0%Unchanged
Sherbrooke Park Advisers LLC8,058$801.6K0.26%−4,894−37.8%Reduced
Continuum Advisory, LLC8,081$803.9K0.10%−590−6.8%Reduced
Mendel Money Management8,083$804.1K0.36%−15−0.2%Reduced
Watts Gwilliam & Co., LLC7,963$804.4K0.17%−610−7.1%Reduced
Freemont Management S.A.8,100$805.8K0.40%00.0%Unchanged
Eldridge Investment Advisors, Inc.8,099$806.0K0.19%+6+0.1%Added
Old Port Advisors8,104$806.2K0.23%−260−3.1%Reduced
Rogco, LP8,104$806.2K0.33%+36+0.4%Added
MBL Wealth, LLC8,114$807.2K0.08%−1,355−14.3%Reduced
Baldwin Investment Management, LLC8,135$809.3K0.11%+915+12.7%Added
Autumn Glory Partners, LLC8,141$809.9K0.40%−1,754−17.7%Reduced
Barton Investment Management8,158$811.6K0.09%00.0%Unchanged
ABLE Financial Group, LLC8,178$813.5K0.24%+1,943+31.2%Added
Barr E S & Co8,183$814.0K0.05%+1,600+24.3%Added
King Wealth8,196$815.0K0.12%+86+1.1%Added
Builder Investment Group Inc8,194$815.2K0.22%+5+0.1%Added
Fulton Breakefield Broenniman LLC8,200$815.8K0.06%−228−2.7%Reduced
Heartland Bank & Trust Co8,205$816.2K0.44%−653−7.4%Reduced
Ami Asset Management Corp8,216$817.3K0.04%−226−2.7%Reduced
SRN Advisors, LLC8,217$817.4K0.73%+8,217New
Absher Wealth Management, LLC8,229$818.6K0.11%+1,248+17.9%Added
Amussen Hunsaker Associates LLC8,242$819.9K0.12%+20+0.2%Added
Sachetta, LLC8,236$821.4K0.32%−149−1.8%Reduced
Schear Investment Advisers, LLC8,269$822.6K0.44%−2,313−21.9%Reduced
Van Strum & Towne Inc.8,293$825.0K0.29%+500+6.4%Added
Cim Investment Mangement Inc8,297$825.4K0.24%−38−0.5%Reduced
Greenfield Savings Bank8,299$825.6K0.40%−59−0.7%Reduced