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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
3,244
+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
1,192 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
Isthmus Partners, LLC2,328$258.3K0.04%00.0%Unchanged
Rock Point Advisors, LLC2,334$259.0K0.09%−350−13.0%Reduced
Fingerlakes Wealth Management, Inc.2,338$259.4K0.36%+16+0.7%Added
HBC Financial Services, PLLC2,327$260.0K0.21%+18+0.8%Added
Bowen Hanes & Co Inc2,345$260.2K0.01%00.0%Unchanged
Garrison Asset Management, LLC2,345$260.2K0.17%+10.0%Added
Lee Financial Group Hawaii, Inc.2,350$260.7K0.26%00.0%Unchanged
Fagan Associates, Inc.2,352$261.0K0.07%00.0%Unchanged
Pavion Blue Capital, LLC2,360$261.8K0.17%00.0%Unchanged
HFG Advisors, Inc.2,363$262.2K0.31%00.0%Unchanged
Cypress Wealth Services, LLC2,368$262.7K0.08%+2,368New
Bickling Financial Services, Inc.2,373$263.3K0.16%−1,858−43.9%Reduced
Hanlon Investment Management, Inc.2,374$263.4K0.09%−47−1.9%Reduced
Schear Investment Advisers, LLC2,375$263.5K0.32%+2,375New
WestHill Financial Advisors, Inc.2,384$264.5K0.08%+2,384New
Avaii Wealth Management, LLC2,385$264.6K0.24%+2,385New
FFT Wealth Management LLC2,395$265.7K0.03%+2,395New
Investment Advisory Group, LLC2,398$266.1K0.16%00.0%Unchanged
Dimension Capital Management LLC2,401$266.4K0.06%+2,401New
Amica Retiree Medical Trust2,420$268.0K0.34%−3,781−61.0%Reduced
LJI Wealth Management, LLC2,423$268.8K0.09%+2,423New
Obsidian Personal Planning Solutions LLC2,426$269.0K0.43%00.0%Unchanged
Blue Bell Private Wealth Management, LLC2,431$269.7K0.09%+131+5.7%Added
Horst & Graben Wealth Management LLC2,445$271.0K0.07%+19+0.8%Added
Marshall & Sullivan Inc2,450$271.8K0.17%00.0%Unchanged
Bay Rivers Group2,450$271.8K0.28%+82+3.5%Added
Trellis Advisors, LLC2,454$272.3K0.14%−125−4.8%Reduced
Waterfront Wealth Inc.2,586$272.5K0.09%00.0%Unchanged
Investment Research & Advisory Group, Inc.2,462$273.2K0.18%00.0%Unchanged
Community Bank of Raymore2,465$273.5K0.10%00.0%Unchanged
Viewpoint Capital Management LLC2,467$273.7K0.26%00.0%Unchanged
Crabel Capital Management, LLC2,467$274.0K0.10%+2,467New
Baron Wealth Management LLC2,470$274.0K0.21%+2,470New
Foster Group, Inc.2,477$274.8K0.02%+2,477New
Diversified Portfolios, Inc.2,482$275.4K0.06%−300−10.8%Reduced
Algert Global LLC2,483$275.5K0.02%−18,218−88.0%Reduced
Kohmann Bosshard Financial Services, LLC2,497$277.0K0.06%−34−1.3%Reduced
Conestoga Capital Advisors, LLC2,500$277.4K0.01%00.0%Unchanged
FIDELIS iM, LLC2,500$277.4K0.18%00.0%Unchanged
Triton Wealth Management, PLLC2,535$277.4K0.17%−115−4.3%Reduced
Pin Oak Investment Advisors Inc2,504$278.0K0.34%−100−3.8%Reduced
MPS Loria Financial Planners, LLC2,515$279.1K0.12%−45−1.8%Reduced
Independent Investors Inc2,525$280.1K0.08%00.0%Unchanged
Vanguard Capital Wealth Advisors2,536$281.4K0.33%+4+0.2%Added
SMH Capital Advisors Inc2,538$281.6K0.41%+60+2.4%Added
D.B. Root & Company, LLC2,538$281.6K0.12%00.0%Unchanged
Lansing Street Advisors2,540$281.8K0.19%−1,301−33.9%Reduced
Northside Capital Management, LLC2,541$281.9K0.08%−1,532−37.6%Reduced
Avenue 1 Advisors, LLC2,543$282.1K0.17%−51−2.0%Reduced
Enterprise Bank & Trust Co2,545$282.4K0.13%+2,545New
Hollow Brook Wealth Management LLC2,542$283.9K0.14%+2,542New
Capital Advisors, Ltd. LLC3,952$284.0K0.05%+1,685+74.3%Added
PAX Financial Group, LLC2,573$285.5K0.07%00.0%Unchanged
Citizens Business Bank2,573$285.5K0.07%+236+10.1%Added
Security National Bank of So Dak2,576$286.0K0.21%00.0%Unchanged
New England Capital Financial Advisors LLC2,604$286.3K0.20%+2,604New
ERn Financial, LLC2,581$286.4K0.07%+4+0.2%Added
Montis Financial, LLC2,585$286.8K0.24%−27−1.0%Reduced
Taylor, Cottrill, Erickson & Associates, Inc.2,584$287.0K0.10%+15+0.6%Added
Wade Financial Advisory, Inc2,587$287.1K0.13%00.0%Unchanged
Lodestar Private Asset Management LLC2,591$287.5K0.06%+2,591New
NWK Group, Inc.2,600$288.5K0.21%00.0%Unchanged
Gradient Capital Advisors, LLC2,602$288.7K0.13%+198+8.2%Added
EPG Wealth Management LLC2,605$289.0K0.11%−27−1.0%Reduced
Northstar Advisory Group, LLC2,621$290.8K0.23%+4+0.2%Added
Source Financial Advisors LLC2,621$290.8K0.11%+72+2.8%Added
Nexus Investment Management ULC2,625$291.2K0.03%+2,625New
Willow Creek Wealth Management Inc.2,629$292.0K0.05%+2,629New
Mattern Capital Management, LLC2,635$292.4K0.05%00.0%Unchanged
Natixis Investment Managers International2,640$292.9K0.02%+871+49.2%Added
Family Asset Management, LLC2,643$293.2K0.24%+2,643New
CCG Wealth Management, LLC2,647$293.7K0.16%+2,647New
Bedell Frazier Investment Counseling, LLC2,655$294.6K0.08%00.0%Unchanged
Talisman Wealth Advisors LLC2,658$295.0K0.63%+2,658New
BlackDiamond Wealth Management Inc.2,664$295.2K0.33%+199+8.1%Added
New Republic Capital, LLC2,654$295.5K0.23%+2,654New
Mraz, Amerine & Associates, Inc.2,666$295.8K0.07%00.0%Unchanged
Wallington Asset Management, LLC2,666$296.0K0.06%−197−6.9%Reduced
Triad Investment Management2,675$296.8K0.46%00.0%Unchanged
Elmwood Wealth Management, Inc.2,679$297.2K0.15%00.0%Unchanged
McCollum Christoferson Group LLC2,680$297.3K0.09%00.0%Unchanged
Tamar Securities, LLC2,681$297.4K0.09%−43−1.6%Reduced
Gladius Capital Management LP2,683$297.7K0.09%−8,223−75.4%Reduced
Elgethun Capital Management2,704$297.9K0.11%+42+1.6%Added
Pinnacle Wealth Management Group, Inc.2,684$298.0K0.26%00.0%Unchanged
Claris Advisors, LLC2,697$299.2K0.28%00.0%Unchanged
Blume Capital Management, Inc.2,700$299.6K0.10%−200−6.9%Reduced
Quad-Cities Investment Group, LLC2,701$299.7K0.22%−532−16.5%Reduced
Quantum Financial Advisors, LLC2,709$300.6K0.14%+334+14.1%Added
Osborne Partners Capital Management, LLC2,715$301.2K0.02%−158−5.5%Reduced
Madden Securities Corp2,725$302.4K0.16%+2,725New
Randolph Co Inc2,726$302.4K0.05%00.0%Unchanged
Financial Freedom, LLC2,749$305.0K0.20%+2,749New
Carolinas Wealth Consulting LLC18,117$305.3K0.07%+212+1.2%Added
Garrett Wealth Advisory Group, LLC2,754$305.6K0.16%00.0%Unchanged
TD Capital Management LLC2,756$305.7K0.04%+12+0.4%Added
Private Capital Management LLC2,756$305.8K0.10%−139−4.8%Reduced
Coppell Advisory Solutions LLC2,759$306.1K0.11%+2,759New
Coppell Advisory Solutions Corp.2,759$306.1K0.11%+2,759New
Detalus Advisors, LLC2,763$306.6K0.15%−45−1.6%Reduced