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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 2022

Institutional positions in Merck & Co., Inc. as of Dec 31, 2022. 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
3,243
+304 vs. Q3 2022
Shares held
1.91B
+33.5M (+1.8%) vs. Q3 2022
Total value
$212.2B
+$50.0B (+30.9%) vs. Q3 2022
New holders
395
1,191 more added
Sold out
91
1,329 more reduced

57 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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 2022: 3,244 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 2022: $212.2B
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 2022

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2022.

Institutions holding MRK in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Omnia Family Wealth, LLC3,803$424.7K0.34%00.0%Unchanged
Highlander Capital Management, LLC3,832$425.0K0.22%00.0%Unchanged
Cairn Investment Group, Inc.3,827$425.0K0.32%+327+9.3%Added
One Wealth Advisors, LLC3,835$425.5K0.10%+3,835New
Paces Ferry Wealth Advisors, LLC3,838$425.8K0.41%00.0%Unchanged
Goldstein Advisors, LLC3,842$426.0K0.10%+3,842New
Independent Wealth Network Inc.3,849$427.0K0.29%−68−1.7%Reduced
First Affirmative Financial Network3,855$427.7K0.52%+192+5.2%Added
O'Keefe Stevens Advisory, Inc.3,856$427.8K0.25%+100+2.7%Added
Regatta Capital Group, LLC3,857$428.0K0.15%+9+0.2%Added
Archetype Wealth Partners3,855$428.0K0.11%+399+11.5%Added
Tortoise Investment Management, LLC3,864$428.8K0.08%−67−1.7%Reduced
NFJ Investment Group, LLC3,867$429.0K0.01%−204,438−98.1%Reduced
Curtis Advisory Group, LLC3,869$429.3K0.17%−1,431−27.0%Reduced
First National Bank of South Miami3,880$430.0K0.32%00.0%Unchanged
Lanham O'Dell & Company, Inc.3,880$430.5K0.94%+485+14.3%Added
WFA of San Diego, LLC3,893$431.9K0.33%−198−4.8%Reduced
Sand Hill Global Advisors, LLC3,897$432.4K0.02%−227−5.5%Reduced
Fort, L.P.3,899$432.6K0.65%+553+16.5%Added
Revolve Wealth Partners, LLC3,900$432.7K0.12%+738+23.3%Added
Vantage Financial Partners Ltd., Inc.3,900$432.7K0.25%00.0%Unchanged
Campbell & CO Investment Adviser LLC3,903$433.0K0.10%+3,903New
One + One Wealth Management, LLC3,921$435.0K0.30%−1,500−27.7%Reduced
Lockerman Financial Group, Inc.3,925$435.5K1.27%−32−0.8%Reduced
Gemmer Asset Management LLC3,928$435.8K0.07%−85−2.1%Reduced
SOL Capital Management CO3,932$436.3K0.08%−150−3.7%Reduced
Dumont & Blake Investment Advisors LLC3,947$438.0K0.16%−80−2.0%Reduced
Financial Partners Group, Inc4,011$439.5K0.10%+32+0.8%Added
First Citizens Financial Corp3,965$440.0K0.38%00.0%Unchanged
Birchcreek Wealth Management, LLC3,972$440.7K0.39%00.0%Unchanged
Quadrature Capital Ltd3,988$442.4K0.01%−54,332−93.2%Reduced
Alethea Capital Management, LLC4,000$443.8K0.43%00.0%Unchanged
Fortis Advisors, LLC4,000$443.8K0.34%00.0%Unchanged
Legal Advantage Investments, Inc.4,000$443.8K0.36%00.0%Unchanged
Chiron Capital Management, LLC4,005$444.3K0.31%−4,600−53.5%Reduced
Planned Solutions, Inc.4,013$445.2K0.33%+220+5.8%Added
Laraway Financial Inc4,016$445.6K0.47%−4−0.1%Reduced
Moss Adams Wealth Advisors LLC3,991$445.6K0.22%+3,991New
Mendel Capital Management LLC4,017$445.7K0.46%+27+0.7%Added
Semus Wealth Partners LLC4,021$446.1K0.54%+4,021New
Riverstone Advisors, LLC4,024$446.5K0.31%00.0%Unchanged
Oak Asset Management, LLC4,045$448.8K0.20%−65−1.6%Reduced
Ethos Financial Group, LLC4,023$449.3K0.15%+4,023New
D'Orazio & Associates, Inc.4,051$449.5K0.11%+531+15.1%Added
C M Bidwell & Associates Ltd4,053$449.7K0.35%−20−0.5%Reduced
JJJ Advisors Inc.4,028$450.2K0.13%+267+7.1%Added
McLean Asset Management Corp4,060$450.5K0.15%+409+11.2%Added
Pennsylvania Capital Management Inc4,057$450.6K0.24%−893−18.0%Reduced
Prentiss Smith & Co Inc4,067$451.2K0.41%00.0%Unchanged
Power Corp of Canada4,072$451.8K0.08%00.0%Unchanged
Powell Investment Advisors, LLC4,046$451.9K0.26%+96+2.4%Added
Mayfair Advisory Group, LLC4,094$451.9K0.58%−241−5.6%Reduced
Affinity Capital Advisors, LLC4,075$452.2K0.15%−38−0.9%Reduced
Beta Wealth Group, Inc.4,100$454.9K0.31%−300−6.8%Reduced
Grandview Asset Management LLC4,100$455.0K0.28%00.0%Unchanged
Rosenberg Matthew Hamilton4,109$455.9K0.15%+74+1.8%Added
Lyell Wealth Management, LP4,113$456.3K0.07%+315+8.3%Added
Two Sigma Securities, LLC4,116$456.7K0.06%+4,116New
CMG Global Holdings, LLC4,144$459.8K0.44%00.0%Unchanged
MBE Wealth Management, LLC4,145$459.9K0.30%+1,438+53.1%Added
Kinloch Capital, LLC4,149$460.0K0.27%+17+0.4%Added
First National Bank Sioux Falls4,154$460.9K0.33%−1,375−24.9%Reduced
Verus Capital Partners, LLC4,158$461.3K0.09%−57−1.4%Reduced
Thrive Capital Management, LLC4,158$461.3K0.30%−388−8.5%Reduced
Norwood Financial Corp4,159$461.4K0.73%00.0%Unchanged
Matrix Asset Advisors Inc4,175$463.2K0.07%−690−14.2%Reduced
Capital Financial Services, LLC4,175$463.2K0.64%−125−2.9%Reduced
Executive Wealth Management, LLC4,176$463.4K0.06%+3,837+1,131.9%Added
Rise Advisors, LLC4,182$464.0K0.37%00.0%Unchanged
NorthLanding Financial Partners, LLC4,186$464.0K0.33%−2,735−39.5%Reduced
Tilson Financial Group, Inc.4,183$464.0K0.40%+4,183New
Aberdeen Wealth Management LLC4,182$464.0K0.35%+5+0.1%Added
BHK Investment Advisors, LLC4,185$464.3K0.26%−884−17.4%Reduced
Financial Council Asset Management Inc4,187$464.5K0.29%00.0%Unchanged
Vista Wealth Management Group, LLC4,196$465.6K0.06%+4,196New
Penbrook Management LLC4,206$466.7K0.40%−500−10.6%Reduced
Capital Investment Counsel, Inc4,221$468.3K0.11%+4,221New
Fairview Capital Investment Management, LLC4,230$469.3K0.03%00.0%Unchanged
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors4,236$470.0K0.14%+4,236New
Deuterium Capital Management, LLC4,238$470.2K1.40%+4,238New
Morningstar Investment Services LLC4,219$471.0K0.01%+882+26.4%Added
Palogic Value Management, L.P.4,250$471.5K0.25%+4,250New
Walkner Condon Financial Advisors LLC4,252$471.7K0.14%−30−0.7%Reduced
Benchmark Investment Advisors LLC4,261$472.7K0.50%−1,109−20.7%Reduced
UMA Financial Services, Inc.4,371$474.4K0.13%+17+0.4%Added
Cora Capital Advisors LLC4,278$474.6K0.33%+4,278New
Howard Wealth Management, LLC4,291$476.1K0.39%−32−0.7%Reduced
TFB Advisors LLC4,294$476.5K0.40%+4,294New
Flynn Zito Capital Management, LLC4,298$476.9K0.40%−68−1.6%Reduced
Dakota Community Bank & Trust NA4,295$477.0K2.71%−235−5.2%Reduced
Compass Ion Advisors, LLC4,304$477.5K0.12%+156+3.8%Added
Rock Creek Group, LP4,311$478.3K0.06%+237+5.8%Added
Castle Rock Wealth Management, LLC4,493$479.9K0.21%+216+5.1%Added
Keystone Wealth Services, LLC4,327$480.0K0.21%+536+14.1%Added
N.E.W. Advisory Services LLC4,327$480.1K0.08%−72−1.6%Reduced
Fortitude Advisory Group L.L.C.4,334$480.9K0.42%+88+2.1%Added
Firestone Capital Management4,352$482.9K0.18%00.0%Unchanged
KRS Capital Management, LLC4,352$482.9K0.66%+4,352New
Perritt Capital Management Inc4,371$485.0K0.28%−17−0.4%Reduced
Mason Investment Advisory Services, Inc.4,372$485.1K0.05%00.0%Unchanged