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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, Q2 2023

Institutional positions in Merck & Co., Inc. as of Jun 30, 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
3,262
+97 vs. Q1 2023
Shares held
1.94B
−53.5M (−2.7%) vs. Q1 2023
Total value
$222.8B
+$17.8B (+8.7%) vs. Q1 2023
New holders
185
1,233 more added
Sold out
88
1,462 more reduced

23 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2023: 3,262 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 heldQ2 2023: $222.8B
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, Q2 2023

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2023.

Institutions holding MRK in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Rice Partnership, LLC3,079$355.3K0.10%−93−2.9%Reduced
Prosperity Consulting Group, LLC3,080$355.4K0.22%−98−3.1%Reduced
Compass Ion Advisors, LLC3,083$355.7K0.09%−1,263−29.1%Reduced
Rock Creek Group, LP3,087$356.2K0.05%−405−11.6%Reduced
Financial Partners Group, Inc3,407$357.8K0.07%−567−14.3%Reduced
Ballast Advisors LLC3,118$359.8K0.14%−351−10.1%Reduced
Echo Street Capital Management LLC3,121$360.1K0.00%−4,738−60.3%Reduced
Baltimore-Washington Financial Advisors, Inc.3,123$360.4K0.03%−49−1.5%Reduced
Avenue 1 Advisors, LLC3,151$363.6K0.17%+99+3.2%Added
PFS Partners, LLC3,159$364.5K0.31%+19+0.6%Added
Requisite Capital Management, LLC3,140$364.6K0.09%00.0%Unchanged
Industrial Alliance Investment Management Inc.3,163$365.0K0.19%−97,530−96.9%Reduced
AllSquare Wealth Management LLC3,350$365.7K0.24%00.0%Unchanged
Davis Investment Partners, LLC3,378$366.4K0.17%+3,378New
Carmel Capital Partners, LLC3,179$366.8K0.19%+10+0.3%Added
Castle Rock Wealth Management, LLC3,231$367.3K0.13%−1,308−28.8%Reduced
RTD Financial Advisors, Inc.3,190$368.1K0.05%−338−9.6%Reduced
waypoint wealth counsel3,194$368.6K0.33%−11−0.3%Reduced
Trilogy Capital Inc.3,339$368.6K0.02%+578+20.9%Added
Gibson Capital, LLC3,197$368.9K0.10%+18+0.6%Added
Waterford Advisors, LLC3,208$370.0K0.18%00.0%Unchanged
Lockerman Financial Group, Inc.3,214$370.9K1.03%−538−14.3%Reduced
Briggs Advisory Group, Inc.3,220$371.6K0.21%+176+5.8%Added
SkyOak Wealth, LLC3,233$373.1K0.11%+105+3.4%Added
Winning Points Advisors, LLC3,422$373.1K0.57%+13+0.4%Added
Westside Investment Management, Inc.3,242$374.1K0.11%−38−1.2%Reduced
Independent Wealth Network Inc.3,249$374.9K0.23%−347−9.6%Reduced
Vista Wealth Management Group, LLC3,249$374.9K0.04%−706−17.9%Reduced
Byrne Asset Management LLC3,248$375.0K0.24%00.0%Unchanged
Benchmark Financial Wealth Advisors, LLC3,254$375.5K0.17%−12−0.4%Reduced
Carlson Capital Management3,258$375.9K0.02%−1,310−28.7%Reduced
Five Oceans Advisors3,262$376.4K0.24%−61−1.8%Reduced
Foster Group, Inc.3,274$377.8K0.02%+416+14.6%Added
Wills Financial Group, Inc.3,276$378.0K0.19%00.0%Unchanged
Garrett Wealth Advisory Group, LLC3,283$378.8K0.17%+159+5.1%Added
Gemmer Asset Management LLC3,283$378.8K0.05%+206+6.7%Added
Pasadena Private Wealth, LLC3,285$379.1K0.11%−10.0%Reduced
Fortis Advisors, LLC3,300$380.8K0.27%−700−17.5%Reduced
Chiron Capital Management, LLC3,301$380.9K0.30%+196+6.3%Added
Financial Engines Advisors L.L.C.3,287$381.6K0.00%−9,651−74.6%Reduced
ORG Partners LLC3,350$382.8K0.06%+3,350New
Amarillo National Bank3,322$383.3K0.07%+6+0.2%Added
Heritage Financial Services, LLC3,332$384.5K0.08%+50+1.5%Added
One Charles Private Wealth Services, LLC3,334$384.7K0.22%−25−0.7%Reduced
Bedell Frazier Investment Counseling, LLC3,360$387.7K0.11%+700+26.3%Added
Palisade Capital Management LLC3,362$388.0K0.01%+51+1.5%Added
Prosperity Financial Group, Inc.3,365$388.3K0.34%+95+2.9%Added
Laraway Financial Inc3,366$388.4K0.38%−250−6.9%Reduced
Cardinal Strategic Wealth Guidance3,367$388.5K0.17%+52+1.6%Added
Fiera Capital Corp3,374$389.3K0.00%00.0%Unchanged
PSI Advisors, LLC3,379$389.9K0.17%+6+0.2%Added
Cahaba Wealth Management, Inc.3,379$389.9K0.04%−44−1.3%Reduced
Greenline Partners, LLC3,379$389.9K0.07%00.0%Unchanged
Petix & Botte Co3,396$391.9K0.12%+3,396New
Birchcreek Wealth Management, LLC3,397$392.0K0.27%00.0%Unchanged
W.H. Cornerstone Investments Inc.3,396$392.0K0.35%+237+7.5%Added
Constitution Capital LLC3,400$392.3K0.22%00.0%Unchanged
One Wealth Advisors, LLC3,418$394.4K0.08%−225−6.2%Reduced
Pensionmark Financial Group, LLC3,400$394.8K0.08%+1,438+73.3%Added
Manchester Financial Inc3,422$394.9K0.11%+10+0.3%Added
Smith Shellnut Wilson LLC3,439$396.8K0.22%−110−3.1%Reduced
Tradition Wealth Management, LLC3,445$397.0K0.05%−69−2.0%Reduced
Goepper Burkhardt LLC3,441$397.1K0.24%−50−1.4%Reduced
Vishria Bird Financial Group, LLC3,446$398.0K0.24%00.0%Unchanged
Santori & Peters3,451$398.2K0.20%+11+0.3%Added
Taurus Asset Management, LLC3,453$398.4K0.05%00.0%Unchanged
Stanley-Laman Group, Ltd.3,456$398.8K0.07%+7+0.2%Added
Verus Financial Partners, Inc.3,721$400.2K0.05%+13+0.4%Added
Omnia Family Wealth, LLC3,453$401.0K0.27%00.0%Unchanged
Blue Barn Wealth, LLC3,476$401.1K0.26%−953−21.5%Reduced
Schrum Private Wealth Management LLC3,484$402.0K0.43%+10.0%Added
Ballast, Inc.3,487$402.4K0.15%+3,487New
Piscataqua Savings Bank3,492$402.9K0.33%−307−8.1%Reduced
Cairn Investment Group, Inc.3,500$404.0K0.26%00.0%Unchanged
Beacon Financial Strategies CORP3,508$404.8K0.33%+10.0%Added
Dillon & Associates Inc3,523$405.0K0.07%00.0%Unchanged
Arcataur Capital Management LLC3,511$405.1K0.17%+3,511New
Next Capital Management LLC3,512$405.3K0.19%00.0%Unchanged
Semus Wealth Partners LLC3,514$405.4K0.37%+58+1.7%Added
Viewpoint Capital Management LLC3,517$405.8K0.31%+1,050+42.6%Added
Cannon Financial Strategists, Inc.3,536$408.0K0.11%00.0%Unchanged
Weaver Consulting Group3,542$408.7K0.18%−118−3.2%Reduced
Driehaus Capital Management LLC3,542$408.7K0.01%+3,542New
First Personal Financial Services3,564$411.3K0.10%00.0%Unchanged
ETF Store, Inc.3,890$412.2K0.29%+24+0.6%Added
Edgestream Partners, L.P.3,579$413.0K0.04%−514−12.6%Reduced
Goldstone Financial Group, LLC3,579$413.0K0.12%−125−3.4%Reduced
Colonial Trust Advisors3,581$413.2K0.05%−361−9.2%Reduced
Black Diamond Financial, LLC3,582$413.4K0.12%+10.0%Added
Verity & Verity, LLC3,607$416.2K0.05%−2,638−42.2%Reduced
New Republic Capital, LLC3,590$416.3K0.29%+302+9.2%Added
Somerset Group LLC3,613$416.9K0.35%00.0%Unchanged
Northwest Quadrant Wealth Management, LLC3,613$417.0K0.12%+10+0.3%Added
Perennial Advisors, LLC3,624$418.2K0.11%−50−1.4%Reduced
Bluesphere Advisors, LLC3,631$419.0K0.29%+2+0.1%Added
Capstone Wealth Management Group, LLC3,632$419.1K0.43%+19+0.5%Added
Interchange Capital Partners, LLC3,630$419.4K0.32%−7,616−67.7%Reduced
Dakota Community Bank & Trust NA3,640$420.0K2.48%−180−4.7%Reduced
Ethos Financial Group, LLC3,928$420.8K0.14%00.0%Unchanged
Triasima Portfolio Management inc.2,755$420.9K0.03%+2,755New