Merck & Company Inc (MRK) Ownership

99.72 ↓1.17 (-1.16%)
As of December 31, 1969, 7:00pm EST.

Institutional Ownership

Vanguard Group Inc is the biggest individual institutional holder of Merck & Company Inc (MRK), owning a total of 252.9 million shares. Combined, the top 36 institutional holders of MRK own 62.00% of the company with a total of 1.6 billion shares.

In the latest ownership report on June 30th 2025, the top 36 institutional holders increased their combined ownership of MRK by 6.7 million shares. 10 institutions bought 29,786,233 total additional shares and increased their ownership by an average of 13.74%. However 10 institutions sold 23,076,903 total shares and decreased their ownership by an average of 4.52%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of Merck & Company increased by a net total of 6,709,330 in the latest quarter.

Institution Ownership Chart

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Latest Institutional Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard Group Inc10.126%0.159%252,914,426401,0452025-06-30
BlackRock Inc8.741%-3.131%218,340,832-7,057,3992025-06-30
State Street Corp4.744%-1.689%118,493,864-2,035,7762025-06-30
Wellington Management Company LLP3.077%-5.893%76,856,492-4,813,1592025-06-30
Geode Capital Management, LLC2.360%-1.181%58,952,681-704,5892025-06-30
Charles Schwab Investment Management Inc2.157%9.418%53,865,4664,636,1832025-06-30
Morgan Stanley - Brokerage Accounts1.770%2.519%44,200,6941,086,2422025-06-30
NORGES BANK1.446%3.234%36,111,2891,131,4042025-06-30
JPMorgan Chase & Co1.274%11.623%31,821,7723,313,5502025-06-30
FMR Inc1.264%-0.761%31,566,125-241,9182025-06-30
Northern Trust Corp1.151%-5.414%28,745,427-1,645,4372025-06-30
Bank of America Corp1.122%-9.854%28,021,134-3,063,1112025-06-30
Franklin Resources Inc1.082%23.454%27,032,6015,135,7482025-06-30
UBS Asset Mgmt Americas Inc1.006%21.198%25,133,3294,395,8522025-06-30
Fisher Asset Management, LLC1.001%2.323%25,013,697567,9002025-06-30
Bank of New York Mellon Corp0.881%-4.900%21,997,430-1,133,4272025-06-30
Legal & General Group PLC0.781%-1.277%19,503,045-252,2632025-06-30
Arrowstreet Capital Limited Partnership0.779%35.469%19,456,0965,094,0882025-06-30
Goldman Sachs Group Inc0.736%28.009%18,391,6534,024,2212025-06-30
Deutsche Bank AG0.682%-11.109%17,042,622-2,129,8242025-06-30

Top Institutions

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard Group Inc10.126%0.159%252,914,426401,0452025-06-30
BlackRock Inc8.741%-3.131%218,340,832-7,057,3992025-06-30
State Street Corp4.744%-1.689%118,493,864-2,035,7762025-06-30
State Street Corporation4.633%0.479%117,425,530559,5532024-03-31
Wellington Management Company LLP3.077%-5.893%76,856,492-4,813,1592025-06-30
Geode Capital Management, LLC2.360%-1.181%58,952,681-704,5892025-06-30
OFI Invest Asset Management2.284%0.000%57,943,29257,943,2922023-03-31
Charles Schwab Investment Management Inc2.157%9.418%53,865,4664,636,1832025-06-30
Morgan Stanley - Brokerage Accounts1.770%2.519%44,200,6941,086,2422025-06-30
NORGES BANK1.446%3.234%36,111,2891,131,4042025-06-30
JPMorgan Chase & Co1.274%11.623%31,821,7723,313,5502025-06-30
FMR Inc1.264%-0.761%31,566,125-241,9182025-06-30
Northern Trust Corp1.151%-5.414%28,745,427-1,645,4372025-06-30
Bank of America Corp1.122%-9.854%28,021,134-3,063,1112025-06-30
Franklin Resources Inc1.082%23.454%27,032,6015,135,7482025-06-30
UBS Asset Mgmt Americas Inc1.006%21.198%25,133,3294,395,8522025-06-30
Fisher Asset Management, LLC1.001%2.323%25,013,697567,9002025-06-30
T. Rowe Price Associates, Inc.0.888%-9.112%22,472,076-2,252,9852024-09-30
Bank of New York Mellon Corp0.881%-4.900%21,997,430-1,133,4272025-06-30
UBS Group AG0.843%21.944%21,061,2693,789,9802025-03-31
Massachusetts Financial Services Company0.795%-10.969%20,155,630-2,483,1232023-06-30
Legal & General Group PLC0.781%-1.277%19,503,045-252,2632025-06-30
Arrowstreet Capital Limited Partnership0.779%35.469%19,456,0965,094,0882025-06-30
Goldman Sachs Group Inc0.736%28.009%18,391,6534,024,2212025-06-30
Royal Bank of Canada0.732%10.875%18,375,9741,802,3132024-12-31
Ameriprise Financial Inc0.679%3.249%17,165,185540,1002024-09-30
Deutsche Bank AG0.682%-11.109%17,042,622-2,129,8242025-06-30
Nuveen Asset Management, LLC0.653%-0.947%16,544,547-158,1532024-03-31
Wells Fargo & Co0.646%0.702%16,376,700114,1812024-03-31
Amundi0.635%24.096%16,068,8833,120,0742024-09-30
DZ BANK AG Deutsche Zentral-Genossenschaftsbank Fr0.628%8.117%15,895,2151,193,3142024-06-30
Amvescap Plc.0.613%-0.997%15,298,134-154,1062025-03-31
State Farm Mutual Automobile Ins Co0.545%0.000%13,794,96902024-09-30
California Public Employees Retrmnt Sys0.543%-3.339%13,754,699-475,1342022-09-30
Schroder Investment Management Group0.359%2.851%9,087,022251,8752024-06-30
HHG PLC0.347%-17.969%8,769,626-1,921,0522024-09-30

Mutual Fund Ownership

Vanguard US Total Market Shares ETF is the biggest individual fund holder of Merck & Company Inc (MRK), owning a total of 80.3 million shares. Combined, the top 45 mutual fund holders of MRK own 37.26% of the company with a total of 0.9 billion shares.

In the latest ownership report on August 31st 2025, the top 45 fund holders increased their combined ownership of MRK by 295 thousand shares. 2 funds bought 400,935 total additional shares and increased their ownership by an average of 0.70%. However 2 funds sold 105,921 total shares and decreased their ownership by an average of 0.62%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Merck & Company increased by a net total of 295,014 in the latest report.

Mutual Funds Chart

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Latest Mutual Fund Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
SPDR® S&P 500® ETF1.214%1.246%30,322,203373,1752025-08-31
iShares Core S&P 500 ETF1.210%0.000%30,215,91802025-08-31
The Health Care Select Sector SPDR® ETF0.687%0.162%17,146,24027,7602025-08-31
State St S&P 500® Indx SL Cl III0.537%-0.153%13,403,358-20,5672025-08-31
Russell 1000 Index Fund0.312%-1.085%7,780,575-85,3542025-08-31

Top Mutual Funds

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard US Total Market Shares ETF3.185%0.160%80,319,800128,1352024-09-30
Vanguard Total Stock Mkt Idx Inv3.159%-2.256%78,913,798-1,821,0842025-07-31
Vanguard Instl Ttl Stck Mkt Idx Tr3.098%1.807%78,505,9061,393,7032023-03-31
Vanguard 500 Index Investor2.489%-12.777%62,157,103-9,105,3362025-07-31
Performer (AFRIS)2.077%0.000%52,652,65752,652,6572024-02-29
Schwab US Dividend Equity ETF™1.392%0.021%34,757,2327,3482025-08-30
Fidelity 500 Index1.274%0.043%31,829,86013,6722025-07-31
SPDR® S&P 500 ETF1.248%-1.444%31,471,628-460,9702025-03-31
SPDR® S&P 500® ETF Trust1.213%-0.521%30,637,421-160,5962025-03-31
SPDR® S&P 500® ETF1.214%1.246%30,322,203373,1752025-08-31
SPDR® S&P 500 ETF Trust1.195%0.700%30,272,596210,4202024-05-30
iShares Core S&P 500 ETF1.210%0.000%30,215,91802025-08-31
Fidelity® 500 Index1.167%0.640%29,569,247188,1712023-11-30
Vanguard Value Index Inv0.891%-0.114%22,255,427-25,4342025-07-31
Vanguard Health Care Inv0.793%-6.337%19,801,465-1,339,6802025-06-30
Health Care Select Sector SPDR® ETF0.725%-0.224%18,361,849-41,1482024-05-30
The Health Care Select Sector SPDR® ETF0.687%0.162%17,146,24027,7602025-08-31
Vanguard Equity-Income Inv0.682%3.494%17,024,855574,7142025-06-30
Vanguard Institutional Index I0.608%-1.100%15,179,832-168,7772025-07-31
Vanguard Dividend Appreciation ETF0.540%0.195%13,491,95226,1902025-07-31
State St S&P 500® Indx SL Cl III0.537%-0.153%13,403,358-20,5672025-08-31
MFS Large Cap Value (SMA)0.399%31,599,800.000%10,111,96910,111,9372023-06-30
Vanguard High Dividend Yield ETF0.388%0.335%9,683,52232,3422025-07-31
Vanguard Institutional 500 Index Trust0.384%0.000%9,587,9439,587,9432025-07-31
Blackrock Eq Idx Fund CF0.380%0.371%9,487,69935,0472025-06-30
iShares Russell 1000 Growth ETF0.372%0.000%9,331,40702025-05-31
Capital Group Wash Mutual Invtrs Comp0.361%0.000%9,119,26802024-09-30
American Funds Washington Mutual A0.361%0.000%9,119,26802024-09-30
Blackrock Equity Index Non-Lendable0.346%0.000%8,782,9958,782,9952022-06-30
Fidelity Contrafund0.336%-3.840%8,496,824-339,2942024-09-30
UBS HV Tax-Opt Global Selections - Agg0.328%0.000%8,287,5618,287,5612024-06-30
UBS Tax-Opt Digital Transformation theme0.328%0.000%8,287,5618,287,5612024-06-30
UBS HV Global Selections - Agg0.327%168,107.000%8,287,5618,282,6342024-06-30
Fidelity® Contrafund®0.320%1.384%8,100,534110,6002023-11-30
Franklin Income A10.320%-27.273%8,000,000-3,000,0002025-07-31
Blackrock Russ 1000 Eq Idx Composite0.316%-5.256%7,883,989-437,3992025-06-30
Vanguard Dividend Growth Inv0.310%0.000%7,847,79202022-10-31
Russell 1000 Index Fund0.312%-1.085%7,780,575-85,3542025-08-31
Vanguard Health Care ETF0.311%-1.043%7,759,105-81,7432025-07-31
Vanguard Wellington™ Inv0.310%-19.917%7,749,103-1,927,2182025-06-30
American Funds Income Fund of Amer A0.286%-7.148%7,251,932-558,3002023-09-30
Columbia Dividend Income Inst0.272%0.000%6,899,38302024-02-29
MFS Large Cap Value Equity0.272%-4.093%6,893,117-294,1602023-12-31
MFS Value A0.272%-2.497%6,893,117-176,5412023-12-31
iShares MSCI USA Quality Factor ETF0.271%0.563%6,851,55538,3282025-02-28

Discussions

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4texin11/21/25 12:11pm

$MRK no pain no gain

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delaina7/16/25 11:51am

$MRK why is this not moving lol

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