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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: 3,619 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 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 20263,813$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, 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
First Personal Financial Services3,814$415.8K0.10%00.0%Unchanged
Garrett Wealth Advisory Group, LLC3,824$416.9K0.17%+290+8.2%Added
Fairfield Financial Advisors, LTD3,832$417.7K0.16%+2,407+168.9%Added
Paragon Financial Partners, Inc.3,832$417.8K0.40%+2+0.1%Added
High Falls Advisors, Inc3,832$417.8K0.11%−23−0.6%Reduced
InTrack Investment Management Inc3,847$419.4K0.31%−71−1.8%Reduced
Crew Capital Management, Ltd.3,851$419.8K0.43%−20−0.5%Reduced
Fogel Capital Management, Inc.3,318$420.1K0.32%+3,318New
Consolidated Portfolio Review Corp3,855$420.3K0.10%−596−13.4%Reduced
McDaniel Terry & Co3,865$421.0K0.04%−759−16.4%Reduced
Heritage Financial Services, LLC3,862$421.0K0.07%+150+4.0%Added
Verus Financial Partners, Inc.3,487$421.2K0.05%−19−0.5%Reduced
McLean Asset Management Corp3,596$421.6K0.16%−101−2.7%Reduced
Bank of Stockton3,550$422.1K0.14%00.0%Unchanged
BlackDiamond Wealth Management Inc.3,352$422.9K0.31%+452+15.6%Added
Bruce G. Allen Investments, LLC3,887$423.8K0.39%+3,887New
Sendero Wealth Management, LLC3,889$424.0K0.08%00.0%Unchanged
Carlson Capital Management3,889$424.0K0.02%+622+19.0%Added
Pin Oak Investment Advisors Inc3,880$426.0K0.43%+174+4.7%Added
Seed Wealth Management, Inc.3,770$426.9K0.43%00.0%Unchanged
Annis Gardner Whiting Capital Advisors, LLC3,906$428.3K0.19%+428+12.3%Added
Horan Securities, Inc.3,932$428.6K0.22%+26+0.7%Added
Hoxton Planning & Management, LLC3,937$429.0K0.23%+315+8.7%Added
Palumbo Wealth Management LLC3,941$429.6K0.22%−23−0.6%Reduced
Dumont & Blake Investment Advisors LLC3,947$430.0K0.13%00.0%Unchanged
Silvia McColl Wealth Management, LLC3,945$430.1K0.39%00.0%Unchanged
Norwood Financial Corp3,959$431.6K0.65%−200−4.8%Reduced
Goepper Burkhardt LLC3,441$431.7K0.21%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC3,960$431.8K0.03%−970−19.7%Reduced
Modern Wealth Management, LLC3,963$432.1K0.05%+3,963New
Powell Investment Advisors, LLC3,950$433.7K0.24%00.0%Unchanged
Wealthstream Advisors, Inc.3,978$433.7K0.18%+1,568+65.1%Added
Benchmark Financial Wealth Advisors, LLC3,988$434.8K0.19%+406+11.3%Added
Peachtree Investment Partners, LLC3,990$435.0K0.18%−1,085−21.4%Reduced
Affinity Capital Advisors, LLC3,995$435.5K0.11%−35−0.9%Reduced
MinichMacGregor Wealth Management, LLC3,998$435.9K0.13%+1,008+33.7%Added
Legal Advantage Investments, Inc.4,000$436.1K0.26%00.0%Unchanged
Benin Management CORP4,001$436.2K0.15%+37+0.9%Added
Waterloo Capital, L.P.4,004$436.5K0.07%+4,004New
Grey Fox Wealth Advisors, LLC3,978$436.6K0.19%−212−5.1%Reduced
Caitlin John, LLC3,978$436.8K0.36%+3,978New
Hazlett, Burt & Watson, Inc.4,011$437.0K0.29%+110+2.8%Added
Oak Asset Management, LLC4,045$441.0K0.18%00.0%Unchanged
Vista Investment Partners LLC4,045$441.0K0.16%+4,045New
Callan Family Office, LLC4,048$441.3K0.11%+373+10.1%Added
Aprio Wealth Management, LLC4,063$442.9K0.10%+327+8.8%Added
MBM Wealth Consultants, LLC3,658$443.6K0.17%−2,205−37.6%Reduced
BIP Wealth, LLC4,079$444.7K0.03%+629+18.2%Added
Capital Investment Counsel, Inc4,081$444.9K0.08%00.0%Unchanged
Aire Advisors, LLC4,076$445.2K0.11%−37−0.9%Reduced
Custom Index Systems, LLC4,085$445.3K0.28%+4,085New
Calton & Associates, Inc.4,086$445.5K0.18%+4,086New
L2 Asset Management, LLC4,091$446.0K0.18%+4,024+6,006.0%Added
Planned Solutions, Inc.4,097$446.7K0.21%00.0%Unchanged
Clearview Wealth Advisors LLC4,099$446.9K0.52%−79−1.9%Reduced
JSF Financial, LLC4,100$447.0K0.16%+91+2.3%Added
Greatmark Investment Partners, Inc.4,113$448.4K0.07%−225−5.2%Reduced
McIlrath & Eck, LLC4,119$449.1K0.08%+94+2.3%Added
Stonehage Fleming Financial Services Holdings Ltd4,132$450.5K0.01%−2,698−39.5%Reduced
Sage Private Wealth Group, LLC4,133$450.7K0.40%+318+8.3%Added
Fortress Wealth Group, LLC3,841$450.8K0.27%+711+22.7%Added
Mendel Capital Management LLC4,141$451.4K0.32%+53+1.3%Added
Kozak & Associates, Inc.3,813$451.8K0.14%−105−2.7%Reduced
Pensionmark Financial Group, LLC4,142$453.5K0.06%+898+27.7%Added
American Institute for Advanced Investment Management, LLP4,160$453.5K0.40%00.0%Unchanged
Sunpointe, LLC4,132$453.7K0.58%+4,132New
Firestone Capital Management4,166$454.2K0.14%00.0%Unchanged
Financial Council Asset Management Inc4,167$454.3K0.30%−62−1.5%Reduced
Blueprint Investment Partners LLC4,183$456.1K0.13%−3,099−42.6%Reduced
MBE Wealth Management, LLC4,192$457.0K0.23%+118+2.9%Added
Tilson Financial Group, Inc.4,189$457.0K0.29%00.0%Unchanged
MeadowBrook Investment Advisors LLC4,200$457.9K0.44%+4,200New
Ategra Capital Management, LLC4,222$460.3K0.21%−1,510−26.3%Reduced
Riverstone Advisors, LLC4,229$461.0K0.30%−110−2.5%Reduced
Panoramic Investment Advisors, LLC4,230$461.2K0.40%−1,050−19.9%Reduced
Paces Ferry Wealth Advisors, LLC4,231$461.2K0.32%+141+3.4%Added
Keystone Wealth Services, LLC4,232$461.4K0.16%−177−4.0%Reduced
Texas Capital Bancshares Inc4,237$461.9K0.25%−7−0.2%Reduced
Intrinsic Value Partners, LLC4,239$462.1K0.54%−88−2.0%Reduced
MQS Management LLC4,250$463.3K0.26%−4,588−51.9%Reduced
Palogic Value Management, L.P.4,250$463.3K0.21%00.0%Unchanged
Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P.4,250$463.3K0.08%+25+0.6%Added
Merriman Wealth Management, LLC4,232$464.3K0.02%+127+3.1%Added
First National Bank4,261$464.5K0.37%−506−10.6%Reduced
ORG Partners LLC4,269$465.7K0.08%+1,425+50.1%Added
Howard Wealth Management, LLC4,273$465.8K0.39%00.0%Unchanged
Colonial Trust Advisors4,290$467.7K0.05%+1,285+42.8%Added
Liberty Capital Management, Inc.4,291$467.8K0.12%00.0%Unchanged
Traverso Chambers Private Wealth Management, LLC4,298$468.6K0.11%−48−1.1%Reduced
Ssi Investment Management LLC4,301$468.9K0.04%−15−0.3%Reduced
Moss Adams Wealth Advisors LLC4,279$469.7K0.10%−137−3.1%Reduced
Belmont Capital, LLC4,316$470.6K0.20%+4,253+6,750.8%Added
Point72 Asia (Singapore) Pte. Ltd.4,329$471.9K0.12%+4,329New
Crown Wealth Group, LLC4,334$472.5K0.28%+307+7.6%Added
Centennial Wealth Advisory LLC4,335$472.6K0.24%+4,335New
Wetzel Investment Advisors, Inc.4,339$473.0K0.29%+4,339New
D'Orazio & Associates, Inc.4,344$473.6K0.08%+285+7.0%Added
Sovereign Financial Group, Inc.4,366$476.0K0.15%−814−15.7%Reduced
Quest Partners LLC4,393$478.9K0.10%+4,393New
Capital Market Strategies LLC4,393$479.0K0.42%00.0%Unchanged