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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, Q1 2024

Institutional positions in Merck & Co., Inc. as of Mar 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
3,547
+150 vs. Q4 2023
Shares held
1.95B
+20.1M (+1.0%) vs. Q4 2023
Total value
$256.9B
+$46.5B (+22.1%) vs. Q4 2023
New holders
261
1,417 more added
Sold out
111
1,490 more reduced

47 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2024: 3,547 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: 3,619 institutionsQ1 2025: 3,460 institutionsQ2 2025: 3,338 institutionsQ3 2025: 3,320 institutionsQ4 2025: 3,675 institutionsQ1 2026: 3,813 institutionsQ2 2026: 3,855 institutions
Value heldQ1 2024: $256.9B
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 20263,813$231.9B
Q4 20253,675$206.6B
Q3 20253,320$159.8B
Q2 20253,338$155.9B
Q1 20253,460$177.7B
Q4 20243,619$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, Q1 2024

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q4 2023.

Institutions holding MRK in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Seed Wealth Management, Inc.3,770$493.8K0.47%00.0%Unchanged
Lansing Street Advisors3,747$494.4K0.22%+3,747New
AllSquare Wealth Management LLC3,749$494.7K0.29%00.0%Unchanged
Heritage Financial Services, LLC3,781$498.9K0.07%−81−2.1%Reduced
Grandview Asset Management LLC3,790$500.0K0.23%+50+1.3%Added
Silvia McColl Wealth Management, LLC3,945$500.0K0.43%00.0%Unchanged
Pin Oak Investment Advisors Inc3,800$501.0K0.48%−80−2.1%Reduced
Kozak & Associates, Inc.3,836$502.0K0.13%+23+0.6%Added
McBroom & Associates, LLC3,805$502.1K0.33%+1,034+37.3%Added
Consolidated Portfolio Review Corp3,815$503.4K0.13%−40−1.0%Reduced
Garrett Wealth Advisory Group, LLC3,824$504.6K0.21%00.0%Unchanged
Grey Fox Wealth Advisors, LLC3,802$504.6K0.19%−176−4.4%Reduced
ETF Store, Inc.3,827$505.0K0.29%+67+1.8%Added
Affinity Capital Advisors, LLC3,830$505.4K0.11%−165−4.1%Reduced
Paragon Financial Partners, Inc.3,833$505.8K0.42%+10.0%Added
Wambolt & Associates, LLC3,862$505.9K0.15%−1,472−27.6%Reduced
Financial Partners Group, Inc3,857$508.9K0.08%+426+12.4%Added
Second Line Capital, LLC3,862$512.4K0.17%+1,342+53.3%Added
Goldstone Financial Group, LLC3,907$515.5K0.12%+316+8.8%Added
Bruce G. Allen Investments, LLC3,924$517.8K0.43%+37+1.0%Added
Powell Investment Advisors, LLC3,950$524.2K0.28%00.0%Unchanged
Gradient Investments LLC3,977$524.8K0.01%−3,539−47.1%Reduced
Clearview Wealth Advisors LLC3,983$525.5K0.54%−116−2.8%Reduced
Wealth Quarterback LLC3,988$526.3K0.29%−621−13.5%Reduced
Schneider Downs Wealth Management Advisors, LP3,991$526.6K0.12%+3,991New
MeadowBrook Investment Advisors LLC4,000$527.8K0.49%−200−4.8%Reduced
Legal Advantage Investments, Inc.4,000$527.8K0.30%00.0%Unchanged
High Falls Advisors, Inc4,012$529.3K0.13%+180+4.7%Added
Colonial Trust Advisors4,030$531.7K0.05%−260−6.1%Reduced
McDaniel Terry & Co4,043$533.0K0.05%+178+4.6%Added
Oak Asset Management, LLC4,045$533.7K0.20%00.0%Unchanged
Panoramic Investment Advisors, LLC4,046$533.9K0.39%−184−4.3%Reduced
Caitlin John, LLC4,058$535.5K0.41%+80+2.0%Added
Kinloch Capital, LLC4,079$538.2K0.28%+1,846+82.7%Added
Capital Investment Counsel, Inc4,081$538.5K0.09%00.0%Unchanged
Vista Investment Partners LLC4,082$538.6K0.19%+37+0.9%Added
Tarbox Family Office, Inc.4,083$538.8K0.09%+1,180+40.6%Added
Cannon Financial Strategists, Inc.4,085$539.0K0.11%+380+10.3%Added
Hoxton Planning & Management, LLC4,094$540.2K0.26%+157+4.0%Added
Planned Solutions, Inc.4,097$540.6K0.27%00.0%Unchanged
Horan Securities, Inc.4,097$540.7K0.26%+165+4.2%Added
CMG Global Holdings, LLC4,099$540.9K0.37%−20−0.5%Reduced
JSF Financial, LLC4,104$541.5K0.17%+4+0.1%Added
Fortress Wealth Group, LLC4,159$541.6K0.29%+318+8.3%Added
Penbrook Management LLC4,106$541.8K0.34%+500+13.9%Added
BKM Wealth Management, LLC4,119$543.5K0.23%+915+28.6%Added
Dumont & Blake Investment Advisors LLC4,132$545.2K0.16%+185+4.7%Added
American Institute for Advanced Investment Management, LLP4,135$545.6K0.43%−25−0.6%Reduced
Hazlett, Burt & Watson, Inc.4,151$547.0K0.33%+140+3.5%Added
Paces Ferry Wealth Advisors, LLC4,146$547.1K0.35%−85−2.0%Reduced
Norwood Financial Corp4,159$548.8K0.79%+200+5.1%Added
UMA Financial Services, Inc.4,395$549.7K0.12%+5+0.1%Added
Firestone Capital Management4,166$549.7K0.15%00.0%Unchanged
Financial Council Asset Management Inc4,168$550.0K0.33%+10.0%Added
Advisory Alpha, LLC4,168$550.0K0.02%−764−15.5%Reduced
Riverstone Advisors, LLC4,169$550.1K0.33%−60−1.4%Reduced
Morris Retirement Advisors, LLC4,175$550.9K0.33%−538−11.4%Reduced
Tilson Financial Group, Inc.4,184$552.0K0.30%−5−0.1%Reduced
Benin Management CORP4,201$554.3K0.18%+200+5.0%Added
Aberdeen Wealth Management LLC4,205$554.8K0.32%+2,273+117.7%Added
Latitude Advisors, LLC4,207$555.1K0.35%−1,246−22.8%Reduced
Ategra Capital Management, LLC4,222$557.1K0.26%00.0%Unchanged
Cognios Beta Neutral Large Cap Fund, LP4,225$557.5K0.73%−945−18.3%Reduced
Embree Financial Group4,228$557.9K0.11%−294−6.5%Reduced
Aire Advisors, LLC4,223$558.1K0.13%+147+3.6%Added
Atticus Wealth Management, LLC4,237$559.1K0.18%−561−11.7%Reduced
Greatmark Investment Partners, Inc.4,238$559.2K0.08%+125+3.0%Added
Palogic Value Management, L.P.4,250$560.8K0.24%00.0%Unchanged
Ssi Investment Management LLC4,255$561.4K0.04%−46−1.1%Reduced
Peachtree Investment Partners, LLC4,256$561.5K0.23%+266+6.7%Added
Breed's Hill Capital LLC4,263$562.5K0.52%−282−6.2%Reduced
Liberty Capital Management, Inc.4,291$566.2K0.14%00.0%Unchanged
Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P.4,303$567.8K0.09%+53+1.2%Added
Cipher Capital LP4,313$569.1K0.26%+1,366+46.4%Added
Range Financial Group LLC4,318$569.8K0.30%−897−17.2%Reduced
HHM Wealth Advisors, LLC4,318$569.8K0.09%−3,730−46.3%Reduced
Bordeaux Wealth Advisors LLC4,337$572.3K0.19%−236−5.2%Reduced
Howard Wealth Management, LLC4,338$572.4K0.47%+65+1.5%Added
Clare Market Investments LLC4,340$572.6K0.18%−128−2.9%Reduced
Archetype Wealth Partners4,340$573.0K0.10%−507−10.5%Reduced
Modern Wealth Management, LLC4,342$573.0K0.05%+379+9.6%Added
BIP Wealth, LLC4,352$574.3K0.04%+273+6.7%Added
Berkeley Capital Partners, LLC4,355$574.6K0.18%−11,811−73.1%Reduced
Morris Financial Concepts, Inc.4,358$575.0K0.29%−110−2.5%Reduced
Next Capital Management LLC4,358$575.0K0.23%+770+21.5%Added
Florida Financial Advisors, LLC4,365$575.9K0.42%−302−6.5%Reduced
First National Bank4,366$576.1K0.44%+105+2.5%Added
Benchmark Investment Advisors LLC4,369$576.5K0.45%+831+23.5%Added
Opal Wealth Advisors, LLC4,388$579.0K0.20%−898−17.0%Reduced
Michael S. Ryan, Inc.4,390$579.3K0.46%−163−3.6%Reduced
Regatta Capital Group, LLC4,393$579.6K0.13%−5−0.1%Reduced
Capital Market Strategies LLC4,395$580.0K0.44%+20.0%Added
Premier Fund Managers Ltd4,400$580.0K0.02%−900−17.0%Reduced
X-Square Capital, LLC4,488$580.0K0.28%+3+0.1%Added
Park Edge Advisors, LLC4,404$581.1K0.16%−7,630−63.4%Reduced
New Republic Capital, LLC4,384$581.7K0.37%−365−7.7%Reduced
Centennial Wealth Advisory LLC4,410$582.0K0.27%+75+1.7%Added
Balboa Wealth Partners4,420$583.2K0.19%+636+16.8%Added
Sendero Wealth Management, LLC4,422$583.5K0.10%+533+13.7%Added
Gould Asset Management LLC4,423$583.6K0.14%−55−1.2%Reduced