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Merck & Co., Inc. Top Holdings and 13F Report (2025)

About Merck & Co., Inc.

Merck & Co., Inc. NYSE: MRK has filed 13-F forms with the SEC as an investor. Merck & Co., Inc. is itself a publicly traded company. For more information on Merck & Co., Inc. stock, visit the Merck & Co., Inc. stock profile here.

Investment Activity

  • Merck & Co., Inc. has $215.60 million in total holdings as of June 30, 2025.
  • Merck & Co., Inc. owns shares of 13 different stocks, but just 3 companies or ETFs make up 80% of its holdings.
  • Approximately 0.01% of the portfolio was purchased this quarter.
  • This quarter, Merck & Co., Inc. has purchased 12 new stocks and bought additional shares in 0 stocks.
  • Merck & Co., Inc. sold shares of 0 stocks and completely divested from 0 stocks this quarter.

Largest Holdings

Personalis
$92,134,826
Moderna
$63,682,962
ENTRADA THERAPEUTICS INC
$11,691,241
Alector
$4,964,007

Largest New Holdings this Quarter

898920103 - TUHURA BIOSCIENCES
$31,109 Holding

Largest Purchases this Quarter

TUHURA BIOSCIENCES
13,950 shares (about $31.11K)

Sector Allocation Over Time

Map of 500 Largest Holdings ofMerck & Co., Inc.

 
 
Selling
 
 
Neutral
 
 
Buying
Issuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSector
Personalis, Inc. stock logo
PSNL
Personalis
$92,134,8260.0%14,044,94342.7%Medical
Moderna, Inc. stock logo
MRNA
Moderna
$63,682,9620.0%2,308,19029.5%Medical
Kymera Therapeutics, Inc. stock logo
KYMR
Kymera Therapeutics
$33,697,2810.0%772,16515.6%Medical
ENTRADA THERAPEUTICS INC
$11,691,2410.0%1,739,7685.4%COM
Alector, Inc. stock logo
ALEC
Alector
$4,964,0070.0%3,545,7192.3%Medical
EVAXION BIOTECH A/S
$2,974,6090.0%1,214,1261.4%SPONSORED ADS
Sutro Biopharma, Inc. stock logo
STRO
Sutro Biopharma
$1,944,3130.0%2,723,5090.9%Medical
LAVA Therapeutics N.V. stock logo
LVTX
LAVA Therapeutics
$1,517,1350.0%1,149,3450.7%Medical
Viridian Therapeutics, Inc. stock logo
VRDN
Viridian Therapeutics
$1,305,9280.0%93,4140.6%Medical
Xilio Therapeutics, Inc. stock logo
XLO
Xilio Therapeutics
$1,008,8070.0%1,483,7580.5%Medical
Carisma Therapeutics Inc. stock logo
CARM
Carisma Therapeutics
$576,9210.0%1,473,2400.3%Medical
NEUPHORIA THERAPEUTICS INC
$71,1920.0%10,0270.0%COM
TUHURA BIOSCIENCES
$31,109$31,109 New Holding13,9500.0%COM

Showing largest 100 holdings. View all holdings.
SEC Filings and Trading Data