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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, Q3 2024

Institutional positions in Merck & Co., Inc. as of Sep 30, 2024. 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
3,501
−15 vs. Q2 2024
Shares held
1.96B
+213.1M (+12.2%) vs. Q2 2024
Total value
$221.8B
+$5.55B (+2.6%) vs. Q2 2024
New holders
146
1,537 more added
Sold out
161
1,420 more reduced

41 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 3,501 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 heldQ3 2024: $221.8B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q2 2024.

Institutions holding MRK in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Pine Valley Investments Ltd Liability Co50,554$5.75M0.40%−1,454−2.8%Reduced
tru Independence LLC50,666$5.75M1.68%−486−1.0%Reduced
Plato Investment Management Ltd50,624$5.74M0.47%+457+0.9%Added
Edgemoor Investment Advisors, Inc.50,568$5.74M0.50%−902−1.8%Reduced
Integrated Advisors Network LLC50,192$5.70M0.27%+1,628+3.4%Added
Merit Financial Group, LLC50,037$5.68M0.13%−4,763−8.7%Reduced
Ritholtz Wealth Management49,993$5.68M0.17%−109−0.2%Reduced
Eagle Rock Investment Company, LLC49,789$5.65M0.95%−764−1.5%Reduced
NBC Securities, Inc.49,779$5.65M0.47%+2,207+4.6%Added
Chicago Trust Co NA49,732$5.65M0.97%+2,590+5.5%Added
Letson Investment Management, Inc.49,713$5.65M2.22%+473+1.0%Added
Martin Investment Management, LLC49,682$5.64M1.38%+2,900+6.2%Added
First Citizens Bank & Trust Co49,681$5.64M0.12%−57−0.1%Reduced
Stablepoint Partners, LLC49,442$5.61M1.02%+552+1.1%Added
HBK Sorce Advisory LLC49,331$5.60M0.17%−396−0.8%Reduced
Oxbow Advisors, LLC49,278$5.60M0.56%+25,836+110.2%Added
Wealthcare Advisory Partners LLC49,240$5.59M0.16%−2,766−5.3%Reduced
Albion Financial Group48,953$5.56M0.39%+688+1.4%Added
Glassy Mountain Advisors, Inc.48,948$5.56M1.95%+1,561+3.3%Added
Mesirow Financial Investment Management, Inc.48,813$5.54M0.11%−23,607−32.6%Reduced
Hilton Capital Management, LLC48,793$5.54M0.43%+860+1.8%Added
Baugh & Associates, LLC50,823$5.53M2.85%+4,541+9.8%Added
Ostrum Asset Management48,712$5.53M0.46%+10,072+26.1%Added
Profund Advisors LLC48,669$5.53M0.21%+1,565+3.3%Added
First National Bank of Mount Dora, Trust Investment Services48,640$5.52M1.25%+1,265+2.7%Added
Hudson Value Partners, LLC48,624$5.52M2.15%+4,363+9.9%Added
New Hampshire Trust48,542$5.51M1.18%−86−0.2%Reduced
Tower Bridge Advisors48,500$5.51M0.57%+1,405+3.0%Added
Brown Shipley& Co Ltd48,419$5.50M2.70%−1,833−3.6%Reduced
Consolidated Planning Corp48,365$5.49M0.82%−1,230−2.5%Reduced
Excalibur Management Corp48,138$5.47M2.08%−436−0.9%Reduced
Icon Wealth Advisors, LLC48,074$5.46M0.45%+3,970+9.0%Added
Monte Financial Group, LLC48,026$5.45M2.26%+760+1.6%Added
Covea Finance48,000$5.45M0.24%00.0%Unchanged
Qsemble Capital Management, LP47,854$5.43M1.00%+22,480+88.6%Added
Raab & Moskowitz Asset Management LLC47,846$5.43M1.38%+1,048+2.2%Added
Patrick M Sweeney & Associates, Inc47,789$5.43M3.99%+553+1.2%Added
Leonteq Securities AG47,741$5.42M0.64%+25,639+116.0%Added
Avitas Wealth Management LLC47,722$5.42M0.76%+634+1.3%Added
Plimoth Trust Co LLC47,635$5.41M1.36%+1,954+4.3%Added
Occudo Quantitative Strategies LP47,618$5.41M0.99%+47,618New
Newman Dignan & Sheerar, Inc.51,860$5.41M1.29%−769−1.5%Reduced
Meeder Advisory Services, Inc.47,594$5.40M0.35%−2,011−4.1%Reduced
Nations Financial Group Inc,47,593$5.40M0.39%+2,321+5.1%Added
Brooks, Moore & Associates, Inc.47,536$5.40M3.19%+406+0.9%Added
Thomasville National Bank47,496$5.39M0.40%−315−0.7%Reduced
Pittenger & Anderson Inc47,387$5.38M0.20%+425+0.9%Added
Teza Capital Management LLC47,310$5.37M0.59%+34,114+258.5%Added
Citizens National Bank Trust Department47,278$5.37M1.13%−337−0.7%Reduced
FRG Family Wealth Advisors LLC47,107$5.35M0.96%−420−0.9%Reduced
Holderness Investments Co46,984$5.34M1.16%+24+0.1%Added
Hennessy Advisors Inc46,950$5.33M0.17%+3,750+8.7%Added
Asset Dedication, LLC46,777$5.31M0.36%−8,212−14.9%Reduced
Montgomery Investment Management Inc46,323$5.26M1.90%00.0%Unchanged
Shorepoint Capital Partners LLC46,202$5.25M1.19%−1,666−3.5%Reduced
Town & Country Bank & Trust CO dba First Bankers Trust CO46,022$5.23M2.01%+1,505+3.4%Added
Ascent Group, LLC45,931$5.22M0.40%−1,821−3.8%Reduced
Cypress Capital Group45,883$5.21M0.59%+1,292+2.9%Added
Roundview Capital LLC45,751$5.20M0.38%+78+0.2%Added
Walled Lake Planning & Wealth Management, LLC45,698$5.19M1.95%−1,446−3.1%Reduced
GAMMA Investing LLC45,418$5.16M0.51%+6,007+15.2%Added
Community Bank & Trust, Waco, Texas45,389$5.15M1.16%−3,199−6.6%Reduced
Philip James Wealth Mangement, LLC45,357$5.15M0.63%+45,357New
Capital Planning Advisors, LLC45,289$5.14M0.78%+2,691+6.3%Added
Founders Capital Management45,282$5.14M3.13%+728+1.6%Added
Ninety One UK Ltd44,987$5.11M0.01%00.0%Unchanged
TrimTabs Asset Management, LLC44,865$5.09M1.18%−27,533−38.0%Reduced
Scott & Selber, Inc.44,818$5.09M1.58%−217−0.5%Reduced
Ameritas Advisory Services, LLC44,809$5.09M0.22%−7,663−14.6%Reduced
Clear Harbor Asset Management, LLC44,806$5.09M0.42%−67−0.1%Reduced
Concord Asset Management, LLC44,715$5.08M1.15%+12,075+37.0%Added
Ashford Capital Management Inc44,709$5.08M0.63%−11,809−20.9%Reduced
Semper Augustus Investments Group LLCSuperinvestorSemper Augustus44,443$5.05M0.85%00.0%Unchanged
Azzad Asset Management Inc44,373$5.04M0.57%+603+1.4%Added
River Wealth Advisors LLC44,318$5.03M0.67%+3,665+9.0%Added
Global Retirement Partners, LLC44,302$5.03M0.15%−297−0.7%Reduced
Concord Wealth Partners44,297$5.03M0.84%+9,991+29.1%Added
Manchester Capital Management LLC44,236$5.02M0.59%−223−0.5%Reduced
Flagship Harbor Advisors, LLC44,188$5.02M0.28%−322−0.7%Reduced
Sandy Spring Bank44,161$5.01M0.21%−309−0.7%Reduced
Bank Ozk44,127$5.01M2.07%−104−0.2%Reduced
Eisler Capital (UK) Ltd.44,126$5.01M1.19%+44,126New
Foster & Motley Inc44,039$5.00M0.32%+184+0.4%Added
BigSur Wealth Management LLC43,710$5.00M1.38%+5,592+14.7%Added
Birmingham Capital Management Co Inc43,971$4.99M1.82%+2,675+6.5%Added
GYL Financial Synergies, LLC43,908$4.99M0.37%−21,268−32.6%Reduced
Studio Investment Management LLC43,611$4.99M1.05%+158+0.4%Added
Cypress Asset Management Inc43,878$4.98M1.24%+2,864+7.0%Added
Bayesian Capital Management, LP43,855$4.98M0.58%+40,455+1,189.9%Added
GM Advisory Group, Inc.43,837$4.98M0.30%+1,463+3.5%Added
Univest Financial Corp43,802$4.97M0.33%+34,695+381.0%Added
Graham Capital Management, L.P.43,756$4.97M0.16%+36,033+466.6%Added
Bailard, Inc.43,716$4.96M0.13%+722+1.7%Added
West Michigan Advisors, LLC43,385$4.96M1.50%−39−0.1%Reduced
Rowland & Co Investment Counsel43,548$4.95M1.00%+70+0.2%Added
Cullinan Associates Inc46,268$4.94M0.28%+2,300+5.2%Added
Rench Wealth Management, Inc.43,116$4.90M1.68%+564+1.3%Added
RBA Wealth Management, LLC43,097$4.89M1.89%+1,045+2.5%Added
Private Trust Co NA43,040$4.89M0.49%−6,464−13.1%Reduced
Trust Co of Kansas42,793$4.86M2.36%+584+1.4%Added