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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: 3,619 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 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 20263,813$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, 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
Forefront Wealth Management Inc.10,262$1.18M1.56%00.0%Unchanged
Aspen Grove Capital, LLC10,216$1.19M0.38%+1,468+16.8%Added
Granite Investment Partners, LLC10,306$1.19M0.05%00.0%Unchanged
Coston, McIsaac & Partners10,314$1.19M0.41%+94+0.9%Added
Aureus Asset Management, LLC10,322$1.19M0.09%+106+1.0%Added
StrategIQ Financial Group, LLC10,329$1.19M0.14%+102+1.0%Added
TLWM10,339$1.19M0.34%+152+1.5%Added
Dorchester Wealth Management Co10,388$1.20M0.24%−650−5.9%Reduced
Sage Rhino Capital LLC10,389$1.20M0.33%−36−0.3%Reduced
First Western Trust Bank10,408$1.20M0.06%−2,991−22.3%Reduced
Redmond Asset Management, LLC10,418$1.20M0.39%−146−1.4%Reduced
Gries Financial LLC10,456$1.21M0.33%−7,273−41.0%Reduced
Aurora Private Wealth, Inc.10,466$1.21M1.37%−634−5.7%Reduced
Traynor Capital Management, Inc.10,469$1.21M0.16%+126+1.2%Added
Old North State Trust, LLC10,476$1.21M0.89%00.0%Unchanged
First Washington CORP10,482$1.21M0.53%00.0%Unchanged
Acorn Financial Advisory Services Inc10,469$1.21M0.21%+98+0.9%Added
Capital Advantage, Inc.11,006$1.21M0.25%−3,218−22.6%Reduced
TCW Group Inc10,505$1.21M0.01%00.0%Unchanged
Argent Capital Management LLC10,524$1.21M0.04%+84+0.8%Added
Cynosure Management, LLC10,576$1.22M0.37%+10,576New
First Pacific Financial10,623$1.23M0.52%+781+7.9%Added
Hamilton Point Investment Advisors, LLC10,559$1.23M0.29%−131−1.2%Reduced
Imprint Wealth LLC10,621$1.23M0.77%+195+1.9%Added
Round Rock Advisors, LLC10,627$1.23M0.44%+54+0.5%Added
Clarkston Capital Partners, LLC10,648$1.23M0.02%00.0%Unchanged
Adirondack Trust Co11,536$1.23M0.57%−351−3.0%Reduced
Baker Ellis Asset Management LLC10,665$1.23M0.21%00.0%Unchanged
Tradewinds, LLC.10,672$1.23M0.73%−165−1.5%Reduced
Peterson Wealth Services10,675$1.23M0.59%−694−6.1%Reduced
Cladis Investment Advisory, LLC10,686$1.23M1.07%+452+4.4%Added
MBL Wealth, LLC10,716$1.24M0.17%+1,191+12.5%Added
Coastal Bridge Advisors, LLC10,728$1.24M0.30%+193+1.8%Added
Seelaus Asset Management LLC10,741$1.24M0.97%−356−3.2%Reduced
Twelve Points Wealth Management LLC10,764$1.24M0.66%+425+4.1%Added
Kennedy Capital Management, Inc.10,778$1.24M0.03%+10,778New
Trustco Bank Corp N Y10,791$1.25M1.34%+212+2.0%Added
Measured Wealth Private Client Group, LLC10,808$1.25M0.47%+516+5.0%Added
LexAurum Advisors, LLC10,811$1.25M0.38%+567+5.5%Added
L2 Asset Management, LLC10,819$1.25M0.61%+1,310+13.8%Added
Bill Few Associates, Inc.10,845$1.25M0.65%−1,399−11.4%Reduced
Waverton Investment Management Ltd10,850$1.25M0.04%00.0%Unchanged
Zullo Investment Group, Inc.10,845$1.25M0.71%+58+0.5%Added
Financial Insights, Inc.10,856$1.25M0.46%+2,471+29.5%Added
Retirement Income Solutions, Inc10,884$1.26M0.34%−150−1.4%Reduced
Millington Financial Advisors, LLC10,885$1.26M1.12%−50−0.5%Reduced
Foundation Wealth Management, LLC10,901$1.26M1.23%+50+0.5%Added
Allen Capital Group, LLC10,910$1.26M0.23%+63+0.6%Added
Phillips Wealth Planners LLC11,049$1.27M1.67%+53+0.5%Added
CVA Family Office, LLC11,065$1.28M0.27%+800+7.8%Added
Bessemer Securities LLC11,063$1.28M0.85%−950−7.9%Reduced
Roman Butler Fullerton & Co12,099$1.28M0.59%−2,517−17.2%Reduced
Crewe Advisors LLC11,170$1.29M0.18%+100+0.9%Added
Peoples Bank11,171$1.29M0.79%+522+4.9%Added
Drive Wealth Management, LLC11,106$1.29M0.48%+160+1.5%Added
Cornerstone Advisory, LLC11,177$1.29M0.23%−1,101−9.0%Reduced
Good Life Advisors, LLC11,197$1.29M0.15%−1,577−12.3%Reduced
Vista Investment Management11,198$1.29M0.65%−167−1.5%Reduced
Chapin Davis, Inc.11,207$1.29M0.61%−20−0.2%Reduced
Guerra Pan Advisors, LLC11,232$1.30M1.44%+62+0.6%Added
Clean Yield Group11,242$1.30M0.53%−300−2.6%Reduced
FinTrust Capital Advisors, LLC11,465$1.30M0.31%00.0%Unchanged
Wellington Shields Capital Management, LLC11,271$1.30M0.16%+470+4.4%Added
Weil Company, Inc.11,285$1.30M0.58%−2,683−19.2%Reduced
Renaissance Investment Group LLC11,334$1.31M0.34%−614−5.1%Reduced
Americana Partners, LLC11,334$1.31M0.17%−1,021−8.3%Reduced
Signet Financial Management, LLC11,353$1.31M0.21%−446−3.8%Reduced
Accredited Investors Inc.11,389$1.31M0.09%−708−5.9%Reduced
Jackson, Grant Investment Advisers, Inc.11,400$1.32M0.61%+51+0.4%Added
EHP Funds Inc.11,420$1.32M0.37%+4,240+59.1%Added
Human Investing LLC11,447$1.32M0.30%−3,817−25.0%Reduced
Loomis Sayles & Co L P11,449$1.32M0.00%−35,000−75.4%Reduced
Charter Oak Capital Management, LLC11,515$1.33M0.17%+432+3.9%Added
Covenant Partners, LLC11,522$1.33M0.48%00.0%Unchanged
Ridgecrest Wealth Partners, LLC11,525$1.33M0.88%+454+4.1%Added
YHB Investment Advisors, Inc.11,550$1.33M0.12%−503−4.2%Reduced
Mine & Arao Wealth Creation & Management, LLC.11,584$1.34M0.78%−23−0.2%Reduced
Murphy, Middleton, Hinkle & Parker, Inc.11,584$1.34M0.84%−40−0.3%Reduced
Paladin Advisory Group, LLC11,625$1.34M1.08%+61+0.5%Added
Strategic Investment Advisors11,654$1.34M0.19%+2,492+27.2%Added
Occidental Asset Management, LLC11,666$1.35M0.30%+314+2.8%Added
Cable Hill Partners, LLC11,612$1.35M0.18%+401+3.6%Added
Prairie Sky Financial Group LLC11,691$1.35M0.92%+11,691New
IFP Advisors, Inc22,310$1.35M0.07%−2,695−10.8%Reduced
Mark Sheptoff Financial Planning, LLC11,752$1.36M0.77%−200−1.7%Reduced
Blueprint Investment Partners LLC11,757$1.36M0.49%−3,561−23.2%Reduced
Cambridge Advisors Inc.11,773$1.36M0.35%−2,216−15.8%Reduced
Mill Creek Capital Advisors, LLC11,793$1.36M0.04%+1,082+10.1%Added
Perkins Capital Management Inc11,825$1.36M1.19%00.0%Unchanged
Lipe & Dalton11,822$1.36M0.78%+10.0%Added
Platform Technology Partners12,557$1.36M0.64%+9+0.1%Added
PDS Planning, Inc11,853$1.37M0.17%+411+3.6%Added
VeraBank, N.A.11,869$1.37M0.53%−133−1.1%Reduced
Stokes Family Office, LLC11,889$1.37M0.16%+3,108+35.4%Added
Hikari Tsushin, Inc.11,894$1.37M0.13%00.0%Unchanged
Brave Asset Management Inc11,902$1.37M0.40%00.0%Unchanged
Lantz Financial LLC11,983$1.38M0.54%−279−2.3%Reduced
Northstar Asset Management LLC11,998$1.38M0.38%00.0%Unchanged
Field & Main Bank12,008$1.39M0.77%−240−2.0%Reduced
Sargent Investment Group, LLC12,018$1.39M0.34%+590+5.2%Added