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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: 3,243 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,961 institutionsQ2 2022: 3,019 institutionsQ3 2022: 2,996 institutionsQ4 2022: 3,243 institutionsQ1 2023: 3,187 institutionsQ2 2023: 3,261 institutionsQ3 2023: 3,221 institutionsQ4 2023: 3,443 institutionsQ1 2024: 3,546 institutionsQ2 2024: 3,557 institutionsQ3 2024: 3,501 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 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 20263,812$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 20243,501$221.8B
Q2 20243,557$242.3B
Q1 20243,546$256.9B
Q4 20233,443$211.6B
Q3 20233,221$197.7B
Q2 20233,261$222.8B
Q1 20233,187$205.1B
Q4 20223,243$212.2B
Q3 20222,996$162.7B
Q2 20223,019$171.5B
Q1 20222,961$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
Claro Advisors LLC10,746$1.19M0.39%+2,488+30.1%Added
Colonial River Wealth Management, LLC10,747$1.19M0.76%+1,079+11.2%Added
Legacy Advisors, LLC10,690$1.19M0.22%−233−2.1%Reduced
Wellington Shields Capital Management, LLC10,771$1.20M0.15%00.0%Unchanged
Winthrop Advisory Group LLC10,704$1.20M0.23%+2,689+33.5%Added
Berger Financial Group, Inc10,820$1.20M0.16%−1,632−13.1%Reduced
Buckingham Capital Management, Inc.10,828$1.20M0.21%−1,613−13.0%Reduced
Port Capital LLC10,831$1.20M0.09%−245−2.2%Reduced
Drive Wealth Management, LLC10,775$1.20M0.60%+6,952+181.8%Added
First Heartland Consultants, Inc.10,859$1.20M0.19%−11,379−51.2%Reduced
Monumental Financial Group Inc.10,869$1.21M0.97%+10,869New
Game Creek Capital, LP10,875$1.21M0.77%−1,000−8.4%Reduced
Mill Creek Capital Advisors, LLC10,879$1.21M0.05%+10,879New
MBL Wealth, LLC10,923$1.21M0.23%+359+3.4%Added
My Legacy Advisors, LLC11,778$1.21M0.52%+748+6.8%Added
Twelve Points Wealth Management LLC10,960$1.22M0.83%+296+2.8%Added
Gratus Capital LLC10,992$1.22M0.10%−436−3.8%Reduced
Shelton Capital Management11,000$1.22M0.13%−180,815−94.3%Reduced
Vista Investment Management11,058$1.23M0.70%−394−3.4%Reduced
Ridgecrest Wealth Partners, LLC11,071$1.23M0.93%−50−0.4%Reduced
InterOcean Capital Group, LLC11,073$1.23M0.04%−1,363−11.0%Reduced
Insigneo Advisory Services, LLC11,058$1.23M0.47%+11,058New
Oxbow Advisors, LLC11,139$1.24M0.23%+1,419+14.6%Added
JFS Wealth Advisors, LLC11,142$1.24M0.12%+207+1.9%Added
West Bancorporation Inc11,147$1.24M0.92%−497−4.3%Reduced
Mark Sheptoff Financial Planning, LLC11,152$1.24M0.73%+84+0.8%Added
Chapin Davis, Inc.11,152$1.24M0.72%+11,152New
Richard W. Paul & Associates, LLC11,163$1.24M0.62%+11,163New
Guerra Pan Advisors, LLC11,170$1.24M1.69%+70+0.6%Added
Seascape Capital Management11,187$1.24M0.68%−496−4.2%Reduced
Aurora Private Wealth, Inc.11,197$1.24M1.42%−1,791−13.8%Reduced
All Season Financial Advisors, Inc.11,209$1.24M1.10%−6,424−36.4%Reduced
First Command Bank11,210$1.24M0.16%−395−3.4%Reduced
First Command Financial Services, Inc.11,210$1.24M0.16%−395−3.4%Reduced
Alpha DNA Investment Management LLC11,243$1.25M0.66%−3,777−25.1%Reduced
Sargent Investment Group, LLC11,244$1.25M0.39%+1,496+15.3%Added
ICA Group Wealth Management, LLC11,246$1.25M0.29%−3,005−21.1%Reduced
Jackson, Grant Investment Advisers, Inc.11,249$1.25M0.60%+59+0.5%Added
Red Cedar Investment Management, LLC11,252$1.25M0.20%+11,252New
Journey Strategic Wealth LLC11,296$1.25M0.15%+2,514+28.6%Added
Charter Oak Capital Management, LLC11,312$1.26M0.19%+106+0.9%Added
MCF Advisors LLC11,322$1.26M0.13%+426+3.9%Added
Atticus Wealth Management, LLC11,358$1.26M0.52%−229−2.0%Reduced
Crewe Advisors LLC11,384$1.26M0.20%+411+3.7%Added
Signature Wealth Management Partners, LLC11,398$1.26M1.25%−265−2.3%Reduced
FinTrust Capital Advisors, LLC11,465$1.27M0.31%+1,379+13.7%Added
Northstar Asset Management LLC11,498$1.28M0.40%00.0%Unchanged
TrimTabs Asset Management, LLC11,521$1.28M0.83%+11,521New
Covenant Partners, LLC11,522$1.28M0.51%00.0%Unchanged
Harvest Fund Management Co., Ltd11,551$1.28M0.33%+2,662+29.9%Added
Jacobs Levy Equity Management, Inc11,558$1.28M0.01%−4,573−28.3%Reduced
Dorchester Wealth Management Co11,588$1.29M0.30%−1,165−9.1%Reduced
Beacon Financial Advisory LLC11,591$1.29M0.92%+222+2.0%Added
Tilt Investment Management Holdings, PBC11,533$1.29M1.09%+11,533New
ETF Managers Group, LLC11,632$1.29M0.06%+1,209+11.6%Added
Autumn Glory Partners, LLC11,640$1.29M0.69%+1,885+19.3%Added
Meitav Dash Investments Ltd11,624$1.29M0.02%+4,292+58.5%Added
Waverton Investment Management Ltd11,650$1.29M0.05%−350−2.9%Reduced
Fulton Breakefield Broenniman LLC11,654$1.29M0.11%+41+0.4%Added
Cable Hill Partners, LLC11,648$1.30M0.23%+900+8.4%Added
Virtue Capital Management, LLC11,728$1.30M0.20%+11,728New
Murphy, Middleton, Hinkle & Parker, Inc.11,808$1.31M0.82%+9+0.1%Added
Compton Capital Management Inc11,813$1.31M0.95%−880−6.9%Reduced
AXS Investments LLC11,834$1.31M0.47%−1,726−12.7%Reduced
Hikari Tsushin, Inc.11,894$1.32M0.14%00.0%Unchanged
Brave Asset Management Inc11,902$1.32M0.45%00.0%Unchanged
Clean Yield Group11,903$1.32M0.57%+450+3.9%Added
David Loasby11,906$1.32M0.17%+1,879+18.7%Added
Perkins Capital Management Inc11,925$1.32M1.40%00.0%Unchanged
American National Bank11,927$1.32M0.27%+2,053+20.8%Added
Occidental Asset Management, LLC11,930$1.32M0.36%+34+0.3%Added
Renaissance Investment Group LLC11,948$1.33M0.40%−22−0.2%Reduced
Adirondack Trust Co11,958$1.33M0.69%+267+2.3%Added
Virtus Family Office LLC11,886$1.33M2.96%+1,158+10.8%Added
Vigilare Wealth Management11,965$1.33M0.77%+83+0.7%Added
Lipe & Dalton11,971$1.33M0.76%+10.0%Added
WealthPLAN Partners, LLC12,225$1.33M0.09%+12,225New
Bessemer Securities LLC12,013$1.33M0.60%+450+3.9%Added
JGP Wealth Management, LLC12,019$1.33M0.25%−62−0.5%Reduced
Centiva Capital, LP12,038$1.34M0.11%+9,739+423.6%Added
Schulhoff & Co Inc12,058$1.34M0.62%00.0%Unchanged
WealthPlan Investment Management, LLC12,225$1.34M0.09%+496+4.2%Added
Stonnington Group, LLC12,098$1.34M0.37%+1,002+9.0%Added
Redmond Asset Management, LLC12,115$1.34M0.48%−3,137−20.6%Reduced
Tanglewood Legacy Advisors, LLC12,123$1.35M0.96%+12,123New
Quantbot Technologies LP12,128$1.35M0.10%+12,128New
XTX Topco Ltd12,136$1.35M0.29%+12,136New
YHB Investment Advisors, Inc.12,142$1.35M0.14%+52+0.4%Added
Strategic Investment Advisors12,147$1.35M0.28%+30.0%Added
Field & Main Bank12,148$1.35M0.87%+175+1.5%Added
Security Asset Management12,148$1.35M0.75%+409+3.5%Added
Knuff & Co LLC12,170$1.35M0.58%00.0%Unchanged
Graham Capital Management, L.P.12,171$1.35M0.05%−929−7.1%Reduced
Physicians Financial Services, Inc.12,195$1.35M0.61%00.0%Unchanged
First Interstate Bank12,205$1.35M0.10%−522−4.1%Reduced
Trust Co12,223$1.36M0.22%−851−6.5%Reduced
AlphaCore Capital LLC12,245$1.36M0.53%+2,799+29.6%Added
Abacus Planning Group, Inc.12,256$1.36M0.37%+1,019+9.1%Added
Linker Capital Management Inc.12,279$1.36M1.56%00.0%Unchanged
Accredited Investors Inc.12,345$1.37M0.12%+324+2.7%Added