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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
3,502
−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
1,421 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: 3,502 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 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 20263,813$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, 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
Peachtree Investment Partners, LLC3,629$412.1K0.15%−241−6.2%Reduced
Ballast, Inc.3,641$413.5K0.12%−32−0.9%Reduced
Palumbo Wealth Management LLC3,650$414.4K0.16%−2−0.1%Reduced
Dakota Community Bank & Trust NA3,650$414.5K2.08%+25+0.7%Added
Muirfield Wealth Advisors LLC3,655$415.1K0.35%+22+0.6%Added
Carson Advisory Inc.3,659$415.5K0.26%+105+3.0%Added
PFS Partners, LLC3,663$415.9K0.24%+22+0.6%Added
Pin Oak Investment Advisors Inc3,664$416.0K0.38%−101−2.7%Reduced
PFC Capital Group, Inc.3,665$416.0K0.20%+60+1.7%Added
Northwest Quadrant Wealth Management, LLC3,668$416.5K0.10%+10+0.3%Added
Ironwood Investment Management LLC3,671$416.9K0.20%00.0%Unchanged
Arcataur Capital Management LLC3,676$417.4K0.14%+65+1.8%Added
Tortoise Investment Management, LLC3,681$418.1K0.04%−50−1.3%Reduced
Clearview Wealth Advisors LLC3,682$418.1K0.32%−106−2.8%Reduced
Advisor Resource Council3,698$419.9K0.19%+3,698New
Stonehage Fleming Financial Services Holdings Ltd3,702$420.4K0.01%−13−0.3%Reduced
Balentine LLC3,703$420.5K0.02%+725+24.3%Added
Wambolt & Associates, LLC3,672$421.3K0.12%00.0%Unchanged
O'Keefe Stevens Advisory, Inc.3,716$421.9K0.13%00.0%Unchanged
TSFG, LLC3,716$422.0K0.09%−1,544−29.4%Reduced
Seizert Capital Partners, LLC3,720$422.4K0.02%00.0%Unchanged
Hollow Brook Wealth Management LLC3,704$423.3K0.13%+174+4.9%Added
Garrett Wealth Advisory Group, LLC3,729$423.5K0.10%00.0%Unchanged
Eads & Heald Wealth Management3,731$424.0K0.20%−795−17.6%Reduced
Napatree Capital LLC3,735$424.1K0.30%+1,803+93.3%Added
Summitry LLC3,748$425.6K0.02%+920+32.5%Added
AllSquare Wealth Management LLC3,749$425.7K0.24%00.0%Unchanged
McDaniel Terry & Co3,750$426.0K0.04%−81−2.1%Reduced
Aspen Grove Capital, LLC3,729$426.4K0.09%+57+1.6%Added
Smallwood Wealth Investment Management, LLC3,756$426.5K0.30%+200+5.6%Added
Titleist Asset Management, LLC3,757$426.7K0.06%+26+0.7%Added
Tudor Financial Inc.3,758$426.7K0.26%+3,758New
Five Oceans Advisors3,763$427.3K0.20%+638+20.4%Added
Seed Wealth Management, Inc.3,770$428.1K0.34%00.0%Unchanged
Financial Strategies Group, Inc.3,907$428.6K0.10%−8−0.2%Reduced
Viewpoint Capital Management LLC3,770$428.6K0.24%00.0%Unchanged
Financial Partners Group, Inc3,778$429.0K0.06%+19+0.5%Added
Manchester Financial Inc3,791$430.5K0.09%+21+0.6%Added
Fortitude Family Office, LLC3,797$431.2K0.17%+2,271+148.8%Added
Castle Wealth Management LLC3,774$431.4K0.17%+15+0.4%Added
Campbell & CO Investment Adviser LLC3,802$431.8K0.03%+1,963+106.7%Added
Joule Financial, LLC3,814$433.1K0.16%+318+9.1%Added
Emerald Advisors, LLC3,988$433.5K0.06%−834−17.3%Reduced
Lansing Street Advisors3,825$434.4K0.16%−127−3.2%Reduced
Financial Engines Advisors L.L.C.3,807$435.0K0.00%−1,448−27.6%Reduced
InTrack Investment Management Inc3,835$435.5K0.31%+442+13.0%Added
Paragon Financial Partners, Inc.3,837$435.7K0.32%+2+0.1%Added
Advisory Alpha, LLC3,843$436.6K0.02%−85−2.2%Reduced
PAX Financial Group, LLC3,851$437.3K0.08%+316+8.9%Added
Element Wealth, LLC3,851$437.3K0.23%−663−14.7%Reduced
WMG Financial Advisors, LLC3,862$438.6K0.20%+94+2.5%Added
Grandview Asset Management LLC3,864$439.0K0.25%+2+0.1%Added
High Falls Advisors, Inc3,872$439.7K0.10%−185−4.6%Reduced
Caitlin John, LLC4,487$442.0K0.28%+4,292+2,201.0%Added
Angeles Investment Advisors, LLC3,892$442.0K0.02%−206−5.0%Reduced
Goldstone Financial Group, LLC3,912$444.2K0.08%−90−2.2%Reduced
Cannon Financial Strategists, Inc.3,916$444.7K0.08%−169−4.1%Reduced
Symmetry Partners, LLC3,920$445.2K0.11%−7,866−66.7%Reduced
Michael S. Ryan, Inc.3,923$445.5K0.31%+3+0.1%Added
Ramiah Investment Group3,925$445.7K0.42%−1,606−29.0%Reduced
Oak Asset Management, LLC3,925$445.7K0.16%−120−3.0%Reduced
Financial Council Asset Management Inc3,934$446.8K0.23%+10.0%Added
Consolidated Portfolio Review Corp3,942$447.7K0.10%−219−5.3%Reduced
Goldstream Capital Management Ltd3,945$450.1K0.20%+3,945New
Fortem Financial Group, LLC3,965$450.2K0.18%−238−5.7%Reduced
Silvia McColl Wealth Management, LLC3,968$450.7K0.34%00.0%Unchanged
Significant Wealth Partners LLC3,971$451.0K0.23%+463+13.2%Added
Firestone Capital Management3,988$452.9K0.11%−116−2.8%Reduced
Legal Advantage Investments, Inc.4,000$454.2K0.25%00.0%Unchanged
Planned Solutions, Inc.4,001$454.4K0.18%−51−1.3%Reduced
Centurion Wealth Management LLC4,015$455.9K0.15%+4,015New
Newbridge Financial Services Group, Inc.4,017$456.2K0.16%−86−2.1%Reduced
Paloma Partners Management Co4,017$456.2K0.02%−44,963−91.8%Reduced
Per Stirling Capital Management, LLC.4,018$456.3K0.06%+504+14.3%Added
Galvin, Gaustad & Stein, LLC4,019$456.4K0.04%−414−9.3%Reduced
Black Diamond Financial, LLC4,021$456.6K0.08%+3+0.1%Added
Truvestments Capital LLC4,030$457.6K0.12%+903+28.9%Added
Archetype Wealth Partners4,033$458.0K0.07%−307−7.1%Reduced
Weil Company, Inc.4,034$458.1K0.15%−381−8.6%Reduced
Sand Hill Global Advisors, LLC4,036$458.4K0.02%−33−0.8%Reduced
Atticus Wealth Management, LLC4,041$458.9K0.15%−58−1.4%Reduced
JSF Financial, LLC4,043$459.2K0.13%−64−1.6%Reduced
Kennedy Investment Group4,057$460.7K0.21%+590+17.0%Added
Hanlon Investment Management, Inc.4,061$461.2K0.13%+164+4.2%Added
Hamilton Capital, LLC4,508$461.3K0.03%+279+6.6%Added
Aufman Associates Inc4,068$462.0K0.30%+4,068New
Affinity Capital Advisors, LLC4,079$463.2K0.09%+249+6.5%Added
Capital Investment Counsel, Inc4,081$463.4K0.07%00.0%Unchanged
Tarbox Family Office, Inc.4,083$463.7K0.08%00.0%Unchanged
Florida Financial Advisors, LLC4,090$464.4K0.24%+246+6.4%Added
Greatmark Investment Partners, Inc.4,090$464.5K0.06%−200−4.7%Reduced
Paces Ferry Wealth Advisors, LLC4,091$464.5K0.27%−19−0.5%Reduced
Aviso Wealth Management4,103$465.9K0.25%+586+16.7%Added
First Long Island Investors, LLC4,105$466.2K0.04%−1,148−21.9%Reduced
Measured Wealth Private Client Group, LLC4,109$466.6K0.16%−1,702−29.3%Reduced
Vista Investment Partners LLC4,132$469.2K0.15%−32−0.8%Reduced
Sciencast Management LP4,134$469.5K0.14%+834+25.3%Added
American Institute for Advanced Investment Management, LLP4,135$469.6K0.34%00.0%Unchanged
Fortress Wealth Group, LLC4,506$469.6K0.23%−78−1.7%Reduced
Powell Investment Advisors, LLC4,109$469.8K0.22%+63+1.6%Added