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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 2023

Institutional positions in Merck & Co., Inc. as of Dec 31, 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
3,444
+275 vs. Q3 2023
Shares held
1.94B
+26.5M (+1.4%) vs. Q3 2023
Total value
$211.6B
+$14.5B (+7.4%) vs. Q3 2023
New holders
382
1,248 more added
Sold out
107
1,486 more reduced

53 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 3,444 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,962 institutionsQ2 2022: 3,020 institutionsQ3 2022: 2,997 institutionsQ4 2022: 3,244 institutionsQ1 2023: 3,188 institutionsQ2 2023: 3,262 institutionsQ3 2023: 3,222 institutionsQ4 2023: 3,444 institutionsQ1 2024: 3,547 institutionsQ2 2024: 3,558 institutionsQ3 2024: 3,502 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 2023: $211.6B
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 20243,502$221.8B
Q2 20243,558$242.3B
Q1 20243,547$256.9B
Q4 20233,444$211.6B
Q3 20233,222$197.7B
Q2 20233,262$222.8B
Q1 20233,188$205.1B
Q4 20223,244$212.2B
Q3 20222,997$162.7B
Q2 20223,020$171.5B
Q1 20222,962$152.1B
Q4 20212,910$142.2B
Q3 20212,658$138.8B
Q2 20212,684$144.3B
Q1 20212,693$143.2B

Institutions, Q4 2023

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2023.

Institutions holding MRK in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Fortress Wealth Management, Inc.1,882$205.2K0.11%+1,882New
Camelot Portfolios, LLC1,884$205.4K0.12%+1,884New
Campbell Wealth Management1,893$206.0K0.02%−1,157−37.9%Reduced
Landaas & Co1,890$206.0K0.08%−595−23.9%Reduced
Abound Wealth Management1,891$206.1K0.08%−24−1.3%Reduced
Cascade Investment Advisors, Inc.1,893$206.4K0.15%+1,893New
Stone Run Capital, LLC1,893$206.4K0.09%−255−11.9%Reduced
Collaborative Wealth Managment Inc.1,899$207.1K0.11%−410−17.8%Reduced
Greater Midwest Financial Group, LLC1,900$207.1K0.14%+1,900New
Paul Damon & Associates, Inc.1,901$207.2K0.15%+1,901New
Security Financial Services, INC.1,903$207.5K0.05%−60−3.1%Reduced
Geometric Wealth Advisors1,903$207.5K0.06%+1,903New
Ruggaard & Associates LLC1,907$207.9K0.11%+1,907New
Midwest Financial Group LLC1,912$208.0K0.16%+1,912New
Freedom Day Solutions, LLC1,910$208.1K0.08%−43−2.2%Reduced
Schrum Private Wealth Management LLC1,910$208.2K0.30%−1,576−45.2%Reduced
Cahill Financial Advisors Inc1,915$208.8K0.03%+1,915New
Spectrum Investment Advisors, Inc.1,920$209.3K0.17%+1,920New
JBR Co Financial Management Inc1,925$209.9K0.20%+1,925New
Financial Advisors, LLC1,931$210.5K0.05%+1,931New
Aberdeen Wealth Management LLC1,932$210.6K0.15%−2,263−53.9%Reduced
Bennett Associates Wealth Management1,934$210.8K0.21%+1,934New
Cherrydale Wealth Management, LLC1,936$211.0K0.11%+1,936New
McMahon Financial Advisors, LLC1,939$211.4K0.06%+1,939New
Davis Capital Management1,940$211.5K0.20%+1,940New
Able Wealth Management LLC1,945$212.0K0.19%+1,945New
Interchange Capital Partners, LLC1,946$212.2K0.16%−738−27.5%Reduced
Cranbrook Wealth Management, LLC1,951$212.7K0.06%+100+5.4%Added
American Financial Advisors, LLC1,953$212.9K0.03%−39−2.0%Reduced
CapitalatWork S.A.–$213.0K0.01%–New
PVG Asset Management Corp1,955$213.1K1.03%+1,955New
Stony Point Wealth Management Inc.1,958$213.5K0.10%−60−3.0%Reduced
Charles Schwab Investment Advisory, Inc.1,961$213.8K0.00%+1,961New
Marshall Financial Group Inc1,965$214.2K0.08%+1,965New
Pathway Financial Advisors LLC1,965$214.2K0.06%+1,965New
SFG Wealth Management, LLC.1,970$214.8K0.14%−4−0.2%Reduced
Facet Wealth, Inc.1,694$214.9K0.01%+1,694New
Strategic Financial Concepts, LLC1,972$215.0K0.13%−603−23.4%Reduced
W.H. Cornerstone Investments Inc.1,970$215.0K0.17%−1,289−39.6%Reduced
Valicenti Advisory Services Inc1,975$215.0K0.07%−20−1.0%Reduced
Villere St Denis J & Co LLC1,974$215.2K0.02%+1,974New
WestHill Financial Advisors, Inc.1,980$215.9K0.06%−68−3.3%Reduced
Vivid Wealth Management, LLC1,981$215.9K0.15%+1,981New
Hudson Capital Management LLC1,988$216.7K0.08%−5−0.3%Reduced
Baron Financial Group, LLC1,993$217.3K0.14%00.0%Unchanged
Fingerlakes Wealth Management, Inc.1,994$217.4K0.23%−128−6.0%Reduced
Garrison Asset Management, LLC1,995$217.5K0.12%+1+0.1%Added
Well Done, LLC1,995$217.5K0.04%+49+2.5%Added
Conservest Capital Advisors, Inc.1,996$217.6K0.02%+3+0.2%Added
Echo45 Advisors LLC1,996$217.6K0.17%+1,996New
FSA Advisors, Inc.1,997$217.7K0.27%+1,997New
JTC Employer Solutions Trusteee Ltd2,000$218.0K0.02%00.0%Unchanged
Arcadia Investment Management Corp2,000$218.0K0.04%−55−2.7%Reduced
Punch & Associates Investment Management, Inc.2,000$218.0K0.01%00.0%Unchanged
Gouws Capital LLC2,000$218.0K0.18%00.0%Unchanged
Sandler Capital Management2,000$218.0K0.03%+2,000New
Heritage Wealth Partners, LLC2,002$218.3K0.45%+2,002New
Pacific Sage Partners, LLC2,004$218.5K0.06%+2,004New
Oak Hill Wealth Advisors, LLC2,007$218.8K0.08%−37−1.8%Reduced
Orser Capital Management, LLC2,009$219.0K0.25%−7,145−78.1%Reduced
Tyler-Stone Wealth Management2,010$219.1K0.11%+470+30.5%Added
Knightsbridge Asset Management, LLC2,010$219.1K0.06%+2,010New
TFB Advisors LLC2,011$219.2K0.11%−2,414−54.6%Reduced
Reuter James Wealth Management, LLC2,011$219.2K0.15%−7−0.3%Reduced
WCM Investment Management, LLC2,016$219.3K0.00%+2,016New
MTM Financial Group, LLC2,013$219.5K0.16%−958−32.2%Reduced
Prosperitas Financial LLC2,019$220.1K0.16%−410−16.9%Reduced
Crane Advisory, LLC1,878$220.1K0.05%+1,878New
Lewis Asset Management, LLC2,021$220.4K0.20%+2,021New
Penn Davis McFarland Inc2,022$220.4K0.04%+2,022New
TrueWealth Advisors, LLC2,022$220.5K0.09%+38+1.9%Added
Aua Capital Management, LLC2,030$221.3K0.14%00.0%Unchanged
FSB Premier Wealth Management, Inc.2,032$221.5K0.11%00.0%Unchanged
Horst & Graben Wealth Management LLC2,036$221.9K0.05%−938−31.5%Reduced
Torray LLC2,041$222.5K0.04%00.0%Unchanged
Isthmus Partners, LLC2,042$222.6K0.03%−289−12.4%Reduced
Threadgill Financial, LLC2,045$222.9K0.15%00.0%Unchanged
Mason & Associates Inc2,045$223.0K0.07%+2,045New
Canvas Wealth Advisors, LLC1,882$223.3K0.08%−93−4.7%Reduced
Ullmann Financial Group, Inc.2,049$223.4K0.04%+2,049New
Jacobson & Schmitt Advisors, LLC2,050$223.5K0.06%−183−8.2%Reduced
Wade Financial Advisory, Inc2,050$223.5K0.08%+2,050New
Cabot Wealth Management Inc2,052$223.7K0.03%+57+2.9%Added
Firethorn Wealth Partners, LLC2,056$224.2K0.15%+2,056New
Hutchinson Capital Management2,057$224.3K0.05%−31−1.5%Reduced
Yeomans Consulting Group, Inc.2,059$224.5K0.11%+2,059New
Investment Advisory Group, LLC2,063$224.9K0.10%−276−11.8%Reduced
Whitcomb & Hess, Inc.2,063$224.9K0.08%+14+0.7%Added
Rice Hall James & Associates, LLC2,064$225.0K0.01%00.0%Unchanged
Legacy Edge Advisors, LLC2,065$225.1K0.05%+2,065New
Guild Investment Management, Inc.2,066$225.3K0.36%−2,382−53.6%Reduced
TAP Consulting, LLC2,067$225.3K0.05%+2,067New
Bond & Devick Financial Network, Inc.2,067$225.3K0.13%−41−1.9%Reduced
Lifestyle Asset Management, Inc.2,076$226.3K0.13%−183−8.1%Reduced
Mraz, Amerine & Associates, Inc.2,076$226.3K0.05%00.0%Unchanged
Curran Financial Partners, LLC1,905$226.5K0.09%+1,905New
Harvest Investment Services, LLC2,080$226.8K0.10%−76−3.5%Reduced
Wedgewood Investors Inc2,086$227.4K0.28%00.0%Unchanged
Van Leeuwen & Company, LLC2,094$228.2K0.13%+24+1.2%Added
Fairman Group, LLC2,089$228.8K0.22%+2,089New