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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
3,261
+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
1,232 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: 3,261 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 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 20243,501$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, 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
Signet Investment Advisory Group, Inc.17,585$2.03M1.34%−295−1.6%Reduced
Patriot Investment Management Inc.17,554$2.03M0.17%−745−4.1%Reduced
Global Financial Private Client, LLC17,675$2.02M0.99%−1,086−5.8%Reduced
Jupiter Wealth Management LLC17,500$2.02M1.73%00.0%Unchanged
Oak Grove Capital LLC17,500$2.02M0.74%+3,500+25.0%Added
Maven Securities LTD17,490$2.02M0.29%+17,490New
Kathmere Capital Management, LLC17,462$2.01M0.31%+1,494+9.4%Added
Wealthsource Partners, LLC17,433$2.01M0.13%−3,264−15.8%Reduced
Acropolis Investment Management, LLC17,422$2.01M0.16%−156−0.9%Reduced
Live Oak Investment Partners–$2.01M1.68%––
Hunter Associates Investment Management LLC17,327$2.00M0.39%−8,744−33.5%Reduced
Wealth Alliance17,298$2.00M0.30%+1,168+7.2%Added
Probity Advisors, Inc.17,223$1.99M0.43%+17,223New
PBMares Wealth Management LLC17,219$1.99M0.71%−10.0%Reduced
Evermay Wealth Management LLC17,117$1.99M0.38%−440−2.5%Reduced
Global Trust Asset Management, LLC17,200$1.98M0.89%−114−0.7%Reduced
Zhang Financial LLC17,350$1.98M0.20%+2,656+18.1%Added
Arkadios Wealth Advisors17,084$1.97M0.23%+41+0.2%Added
Resources Management Corp17,079$1.97M0.31%−27,347−61.6%Reduced
Chicago Partners Investment Group LLC18,616$1.97M0.10%+2,982+19.1%Added
Keeler Thomas Management LLC17,012$1.96M0.79%−900−5.0%Reduced
Meridian Financial, LLC17,002$1.96M1.77%−1,177−6.5%Reduced
Argent Advisors, Inc.16,921$1.95M0.90%−231−1.3%Reduced
Richwood Investment Advisors, LLC16,911$1.95M1.91%+216+1.3%Added
Aspiriant, LLC16,885$1.95M0.10%−95−0.6%Reduced
Martin & Co Inc16,867$1.95M0.49%−762−4.3%Reduced
WMS Partners, LLC16,841$1.94M0.15%−36−0.2%Reduced
Exchange Bank16,830$1.94M1.88%+16,830New
Leonteq Securities AG16,813$1.94M0.20%−2,054−10.9%Reduced
Bernardo Wealth Planning LLC16,807$1.94M0.77%−975−5.5%Reduced
Brasada Capital Management, LP16,798$1.94M0.43%−213−1.3%Reduced
Peddock Capital Advisors, LLC16,794$1.94M0.64%+1,286+8.3%Added
Chesapeake Wealth Management16,792$1.94M0.76%+654+4.1%Added
Nicholas Hoffman & Company, LLC.16,789$1.94M0.08%−225−1.3%Reduced
DeDora Capital, Inc.16,785$1.94M0.75%−62−0.4%Reduced
McDonald Partners LLC16,769$1.93M0.59%−349−2.0%Reduced
Triangle Securities Wealth Management16,747$1.93M0.66%−590−3.4%Reduced
Total Clarity Wealth Management, Inc.16,741$1.93M0.96%−10−0.1%Reduced
Home Federal Bank of Tennessee16,735$1.93M0.68%−197−1.2%Reduced
Old Point Trust & Financial Services N A16,731$1.93M0.80%−315−1.8%Reduced
Parkside Financial Bank & Trust16,718$1.93M0.46%+2,258+15.6%Added
NCM Capital Management, LLC16,705$1.93M1.34%00.0%Unchanged
Thomas White International Ltd16,684$1.93M0.40%00.0%Unchanged
Chase Investment Counsel Corp16,662$1.92M0.97%+8,228+97.6%Added
Eagle Strategies LLC16,602$1.92M0.47%−543−3.2%Reduced
Pinnacle Wealth Planning Services, Inc.16,589$1.91M0.31%−703−4.1%Reduced
Graves-Light Private Wealth Management, Inc.16,528$1.91M0.26%+1,074+6.9%Added
LaSalle St. Investment Advisors, LLC16,532$1.91M0.85%+1,353+8.9%Added
Alaethes Wealth LLC16,520$1.91M1.05%−1,075−6.1%Reduced
Camarda Financial Advisors, LLC16,502$1.90M0.95%+10.0%Added
Investors Research Corp16,483$1.90M0.48%−1,114−6.3%Reduced
Fifth Third Wealth Advisors LLC16,424$1.90M1.22%+8,984+120.8%Added
RMR Wealth Builders16,314$1.89M0.32%+2,212+15.7%Added
Heartland Bank & Trust Co16,414$1.89M1.48%−1,167−6.6%Reduced
High Net Worth Advisory Group LLC16,366$1.89M0.73%+848+5.5%Added
West Branch Capital LLC16,329$1.88M0.94%−14−0.1%Reduced
New England Research & Management, Inc.16,324$1.88M1.09%−149−0.9%Reduced
Synergy Financial Management, LLC16,315$1.88M0.47%+7,540+85.9%Added
First Dallas Securities Inc.16,310$1.88M1.05%+661+4.2%Added
AFS Financial Group, LLC16,278$1.88M1.22%−1,090−6.3%Reduced
Belpointe Asset Management LLC16,236$1.87M0.20%−29,359−64.4%Reduced
Borer Denton & Associates, Inc.16,232$1.87M0.74%00.0%Unchanged
Redwood Wealth Management Group, LLC16,223$1.87M2.08%+385+2.4%Added
Auxano Advisors, LLC17,593$1.87M0.75%00.0%Unchanged
Sunbelt Securities, Inc.16,201$1.87M0.27%+327+2.1%Added
Gables Capital Management Inc.16,198$1.87M1.22%+135+0.8%Added
Wolf Group Capital Advisors16,832$1.87M0.93%+16,832New
Harfst & Associates, Inc.16,171$1.87M0.50%+11,524+248.0%Added
Veracity Capital LLC16,139$1.86M0.79%+11,247+229.9%Added
Berkeley Capital Partners, LLC16,134$1.86M0.66%+1,475+10.1%Added
Wealth Effects LLC16,126$1.86M0.82%−146−0.9%Reduced
St. Johns Investment Management Company, LLC16,109$1.86M1.01%−527−3.2%Reduced
Northwest Capital Management Inc16,109$1.86M0.78%+16+0.1%Added
Mattern Wealth Management LLC16,103$1.86M0.54%+12+0.1%Added
Icon Advisers Inc16,100$1.86M0.47%00.0%Unchanged
Hendershot Investments Inc.16,099$1.86M0.30%−89−0.5%Reduced
Psagot Value Holdings Ltd. / (Israel)16,350$1.86M0.94%+1,700+11.6%Added
Emfo, LLC16,034$1.85M1.68%00.0%Unchanged
Columbus Macro, LLC16,263$1.85M0.73%−1,182−6.8%Reduced
IAM Advisory, LLC15,968$1.84M0.63%+682+4.5%Added
Marshall Financial Group LLC15,958$1.84M0.63%−253−1.6%Reduced
Weaver C. Barksdale & Associates, Inc.15,916$1.84M1.82%−3,811−19.3%Reduced
SkyView Investment Advisors, LLC15,890$1.83M0.46%−5,816−26.8%Reduced
Formidable Asset Management, LLC15,851$1.83M0.40%00.0%Unchanged
West Family Investments, Inc.15,821$1.83M0.71%00.0%Unchanged
City Holding Co15,800$1.82M0.31%+251+1.6%Added
Bigelow Investment Advisors, LLC15,754$1.82M0.99%+95+0.6%Added
Strategic Advisors LLC15,724$1.81M0.35%−54−0.3%Reduced
Hoey Investments, Inc15,723$1.81M0.60%−230−1.4%Reduced
Klingman & Associates, LLC15,680$1.81M0.15%+42+0.3%Added
Washington Capital Management Inc15,558$1.80M1.53%00.0%Unchanged
Pacitti Group Inc.15,488$1.80M1.26%−295−1.9%Reduced
Private Management Group Inc15,557$1.80M0.08%+29+0.2%Added
Levy Wealth Management Group, LLC15,557$1.80M0.53%+9+0.1%Added
PFG Investments, LLC15,538$1.79M0.32%+2,287+17.3%Added
Moloney Securities Asset Management, LLC15,536$1.79M0.32%−843−5.1%Reduced
Connolly Sarah T.15,500$1.79M1.08%00.0%Unchanged
Hudson Canyon Capital Management15,500$1.79M1.41%+15,500New
Atlas Brown,Inc.15,486$1.79M0.79%+60.0%Added
Financial Architects, Inc15,475$1.79M0.27%−184−1.2%Reduced