A detailed history of K2 Principal Fund, L.P. transactions in Merck & Co., Inc. stock. As of the latest transaction made, K2 Principal Fund, L.P. holds 5,684 shares of MRK stock, worth $488,767. This represents 0.2% of its overall portfolio holdings.

Number of Shares
5,684
Previous 11,784 51.77%
Holding current value
$488,767
Previous $1.06 Million 57.52%
% of portfolio
0.2%
Previous 0.53%

Shares

3 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2025

Aug 14, 2025

SELL
$73.47 - $87.12 $448,167 - $531,432
-6,100 Reduced 51.77%
5,684 $449,000
Q1 2025

May 14, 2025

SELL
$83.01 - $101.02 $103,596 - $126,072
-1,248 Reduced 9.58%
11,784 $1.06 Million
Q4 2024

Feb 14, 2025

BUY
$96.31 - $114.76 $1.26 Million - $1.5 Million
13,032 New
13,032 $1.3 Million

Others Institutions Holding MRK

About Merck & Co., Inc.


  • Ticker MRK
  • Exchange NYSE
  • Sector Healthcare
  • Industry Drug Manufacturers—General
  • Shares Outstandng 2,533,280,000
  • Market Cap $218B
  • 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, ...
More about MRK
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