Rossby Financial, Lcc Merck & Co., Inc. Transaction History
Rossby Financial, Lcc
- $307 Billion
- Q3 2025
A detailed history of Rossby Financial, Lcc transactions in Merck & Co., Inc. stock. As of the latest transaction made, Rossby Financial, Lcc holds 2,080 shares of MRK stock, worth $193,148. This represents 0.06% of its overall portfolio holdings.
Number of Shares
2,080
Previous 2,357
11.75%
Holding current value
$193,148
Previous $187 Million
0.48%
% of portfolio
0.06%
Previous 0.07%
Shares
4 transactions
Others Institutions Holding MRK
# of Institutions
3,915Shares Held
1.9BCall Options Held
30.1MPut Options Held
27.7M-
Vanguard Group Inc Valley Forge, PA252MShares$23.4 Billion0.33% of portfolio
-
Black Rock Inc. New York, NY207MShares$19.2 Billion0.59% of portfolio
-
State Street Corp Boston, MA118MShares$11 Billion0.35% of portfolio
-
Wellington Management Group LLP Boston, MA75.3MShares$6.99 Billion1.16% of portfolio
-
Geode Capital Management, LLC Boston, MA59.8MShares$5.55 Billion0.33% of portfolio
About Merck & Co., Inc.
- Ticker MRK
- Exchange NYSE
- Sector Healthcare
- Industry Drug Manufacturers—General
- Shares Outstandng 2,533,280,000
- Market Cap $235B
- Description
- Merck & Co., Inc. operates as a healthcare company worldwide. It operates through two segments, Pharmaceutical and Animal Health. The Pharmaceutical segment offers human health pharmaceutical products in the areas of oncology, hospital acute care, immunology, neuroscience, virology, cardiovascular, and diabetes, as well as vaccine products, ...