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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 2021

Institutional positions in Merck & Co., Inc. as of Jun 30, 2021. 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
2,684
+22 vs. Q1 2021
Shares held
1.86B
+10.7M (+0.6%) vs. Q1 2021
Total value
$144.3B
+$2.07B (+1.5%) vs. Q1 2021
New holders
136
1,285 more added
Sold out
114
961 more reduced

31 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 2,684 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: 3,618 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 2021: $144.3B
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 20243,502$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 2021

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q1 2021.

Institutions holding MRK in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Benin Management CORP3,473$270.0K0.09%00.0%Unchanged
Nelson Capital Management, LLC3,470$270.0K0.05%+10+0.3%Added
Bellecapital International Ltd.3,490$271.0K0.08%−5,684−62.0%Reduced
Praetorian Wealth Management, Inc.3,508$272.0K0.09%00.0%Unchanged
Citizens & Northern Corp3,510$273.0K0.10%00.0%Unchanged
Next Capital Management LLC3,512$273.0K0.17%00.0%Unchanged
Well Done, LLC3,508$273.0K0.06%+134+4.0%Added
High Falls Advisors, Inc3,522$274.0K0.07%+108+3.2%Added
McIlrath & Eck, LLC3,529$274.0K0.08%+316+9.8%Added
Merriman Wealth Management, LLC3,528$274.0K0.02%+367+11.6%Added
Bank of Stockton3,532$275.0K0.08%−30−0.8%Reduced
AllSquare Wealth Management LLC3,535$275.0K0.16%00.0%Unchanged
Horizon Investment Services, LLC3,534$275.0K0.13%+540+18.0%Added
Cohen Lawrence B3,560$277.0K0.14%00.0%Unchanged
Isthmus Partners, LLC3,568$277.0K0.05%+3,568New
Cannon Financial Strategists, Inc.3,574$277.9K0.11%00.0%Unchanged
United Capital Management of KS, Inc.3,570$278.0K0.11%−18,423−83.8%Reduced
Vishria Bird Financial Group, LLC3,573$278.0K0.14%00.0%Unchanged
Cumberland Advisors Inc3,585$279.0K0.07%−3,000−45.6%Reduced
55I, LLC3,590$279.0K0.01%+3,590New
Executive Wealth Management, LLC3,612$280.0K0.03%−298−7.6%Reduced
Delta Financial Advisors LLC3,604$280.0K0.12%−41−1.1%Reduced
Tranquility Partners, LLC3,597$280.0K0.16%+154+4.5%Added
Weaver Consulting Group3,613$281.0K0.16%−126−3.4%Reduced
Paces Ferry Wealth Advisors, LLC3,610$281.0K0.21%−26−0.7%Reduced
Somerset Group LLC3,613$281.0K0.20%00.0%Unchanged
Cairn Investment Group, Inc.3,627$282.0K0.21%+12+0.3%Added
PAX Financial Group, LLC3,627$282.0K0.07%+27+0.8%Added
BCJ Capital Management, LLC3,634$283.0K0.03%−112−3.0%Reduced
X-Square Capital, LLC3,659$285.0K0.14%+25+0.7%Added
Investment Advisory Services Inc3,670$285.0K0.18%+3,670New
Capital City Trust Co3,675$286.0K0.09%−302−7.6%Reduced
Gemmer Asset Management LLC3,690$287.0K0.04%+41+1.1%Added
Lloyd Advisory Services, LLC.3,690$287.0K0.14%+1,371+59.1%Added
South Street Advisors LLC3,700$288.0K0.05%−4,720−56.1%Reduced
Element Wealth, LLC3,704$288.0K0.22%−35−0.9%Reduced
Diversified, LLC3,704$288.0K0.16%+16+0.4%Added
Seizert Capital Partners, LLC3,720$289.0K0.01%00.0%Unchanged
Wade Financial Advisory, Inc3,711$289.0K0.16%00.0%Unchanged
O'Keefe Stevens Advisory, Inc.3,716$289.0K0.15%00.0%Unchanged
RiverFront Investment Group, LLC3,710$289.0K0.01%+3,710New
New England Investment & Retirement Group, Inc.3,713$289.0K0.06%+3,713New
Orion Capital Management LLC3,730$290.0K0.18%+30+0.8%Added
Advisor Resource Council3,729$290.0K0.03%+3,729New
Cardan Capital Partners, LLC3,740$291.0K0.03%−10−0.3%Reduced
Sageworth Trust Co3,736$291.0K0.02%+2,686+255.8%Added
SkyOak Wealth, LLC3,760$292.0K0.08%+154+4.3%Added
Pegasus Partners Ltd.3,773$293.0K0.06%−2,539−40.2%Reduced
American Institute for Advanced Investment Management, LLP3,767$293.0K0.21%−295−7.3%Reduced
Corundum Group, Inc.3,763$293.0K0.19%+585+18.4%Added
Garrett Investment Advisors LLC3,781$294.0K0.09%+349+10.2%Added
Colonial River Wealth Management, LLC3,792$295.0K0.21%+401+11.8%Added
RKL Wealth Management LLC3,788$295.0K0.04%+3,788New
Neumann Capital Management, LLC3,807$296.0K0.13%00.0%Unchanged
Veritas Investment Management (UK) Ltd3,800$296.0K0.05%+3,800New
SRS Capital Advisors, Inc.3,802$296.0K0.04%+3,802New
Beacon Financial Strategies CORP3,828$297.7K0.25%+3,828New
Rice Partnership, LLC3,826$298.0K0.09%+133+3.6%Added
Hamilton Wealth, LLC3,827$298.0K0.14%+1,194+45.3%Added
Bridgecreek Investment Management, LLC3,850$299.0K0.04%00.0%Unchanged
Financial Partners Group, Inc3,840$299.0K0.08%+34+0.9%Added
Callan Capital, LLC3,862$300.0K0.05%+100+2.7%Added
Ironwood Investment Management LLC3,871$301.0K0.15%00.0%Unchanged
Gardner Russo & Quinn LLCSuperinvestorGardner Russo & Quinn3,868$301.0K0.00%+10+0.3%Added
Vanguard Capital Wealth Advisors3,902$303.0K0.23%−2,678−40.7%Reduced
Page Arthur B3,886$303.0K0.22%−130−3.2%Reduced
Spectrum Management Group, LLC3,900$303.0K0.05%00.0%Unchanged
Omnia Family Wealth, LLC3,865$304.0K0.19%−2,002−34.1%Reduced
Bank of Nova Scotia Trust Co3,909$304.0K0.03%+219+5.9%Added
Tower View Investment Management & Research LLC3,926$305.0K0.15%−108−2.7%Reduced
Capital Financial Services, LLC3,925$305.0K0.39%+525+15.4%Added
NewEdge Wealth, LLC3,919$305.0K0.02%+3,919New
Center For Asset Management LLC3,931$306.0K0.26%+742+23.3%Added
Taurus Asset Management, LLC3,953$307.0K0.03%00.0%Unchanged
S&T Bank3,954$308.0K0.05%+340+9.4%Added
Monument Capital Management3,957$308.0K0.11%+1,327+50.5%Added
Powell Investment Advisors, LLC3,950$310.0K0.19%00.0%Unchanged
Accurate Wealth Management, LLC3,992$310.0K0.27%+3,992New
Archford Capital Strategies, LLC3,998$311.0K0.08%−2,266−36.2%Reduced
Ballast Advisors LLC4,002$311.0K0.13%00.0%Unchanged
Wiley Bros.-Aintree Capital, LLC3,993$311.0K0.20%+900+29.1%Added
Dempze Nancy E4,020$313.0K0.26%+55+1.4%Added
Hobart Private Capital, LLC4,030$313.4K0.13%−932−18.8%Reduced
Bogart Wealth, LLC4,054$315.0K0.03%−26−0.6%Reduced
Atlas Capital Advisors LLC4,057$315.5K0.05%+1,569+63.1%Added
Winning Points Advisors, LLC4,058$316.0K0.24%−1,427−26.0%Reduced
Halbert Hargrove Global Advisors, LLC4,068$316.0K0.02%+106+2.7%Added
Texas Capital Bancshares Inc4,071$317.0K0.23%−125−3.0%Reduced
Northside Capital Management, LLC4,073$317.0K0.08%−85−2.0%Reduced
Austin Private Wealth, LLC4,074$317.0K0.07%−85−2.0%Reduced
F3Logic, LLC4,071$317.0K0.04%−7−0.2%Reduced
Wealth Management Partners, LLC4,081$317.0K0.22%00.0%Unchanged
Fortis Advisors, LLC4,083$318.0K0.18%−740−15.3%Reduced
Zhang Financial LLC4,088$318.0K0.08%−48−1.2%Reduced
First Citizens Financial Corp4,093$318.0K0.24%00.0%Unchanged
Highlander Capital Management, LLC3,832$318.0K0.16%00.0%Unchanged
Fermata Advisors, LLC4,093$319.0K0.19%+4,093New
LifePro Asset Management4,120$320.0K0.09%+12+0.3%Added
Prime Capital Investment Advisors, LLC4,116$320.0K0.02%+764+22.8%Added
Prentiss Smith & Co Inc4,147$323.0K0.16%00.0%Unchanged