Jefferies Financial Group Inc. Merck & Co., Inc. Transaction History

Jefferies Financial Group Inc.

$20.1 Billion
Q3 2025

A detailed history of Jefferies Financial Group Inc. transactions in Merck & Co., Inc. stock. As of the latest transaction made, Jefferies Financial Group Inc. holds 223,320 shares of MRK stock, worth $20.7 Million. This represents 0.09% of its overall portfolio holdings.

Number of Shares

223,320

Previous 132,488 68.56%

Holding current value

$20.7 Million

Previous $10.5 Million 78.73%

% of portfolio

0.09%

Previous 0.1%

13 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	BUY	$77.6 - $87.37 $7.05 Million - $7.94 Million	90,832 Added 68.56%	223,320 $18.7 Million
Q2 2025 Aug 12, 2025	SELL	$73.47 - $87.12 $178,605 - $211,788	-2,431 Reduced 1.8%	132,488 $10.5 Million
Q1 2025 May 08, 2025	SELL	$83.01 - $101.02 $14.3 Million - $17.4 Million	-172,362 Reduced 56.09%	134,919 $12.1 Million
Q4 2024 Feb 14, 2025	BUY	$96.31 - $114.76 $15.5 Million - $18.5 Million	161,426 Added 110.68%	307,281 $30.6 Million
Q3 2024 Nov 14, 2024	BUY	$111.15 - $128.97 $4.09 Million - $4.75 Million	36,835 Added 33.79%	145,855 $16.6 Million

Q2 2024 Aug 13, 2024	SELL	$123.8 - $132.96 $14.7 Million - $15.7 Million	-118,379 Reduced 52.06%	109,020 $13.5 Million
Q1 2024 May 13, 2024	BUY	$113.24 - $131.95 $6.17 Million - $7.19 Million	54,501 Added 31.52%	227,399 $30 Million
Q4 2023 Feb 13, 2024	BUY	$100.18 - $109.02 $5.9 Million - $6.42 Million	58,930 Added 51.71%	172,898 $18.8 Million
Q3 2023 Nov 14, 2023	BUY	$102.95 - $114.33 $10.9 Million - $12.1 Million	106,270 Added 1380.49%	113,968 $11.7 Million
Q2 2023 Aug 14, 2023	BUY	$108.61 - $118.38 $385,565 - $420,249	3,550 Added 85.58%	7,698 $888,000
Q1 2023 May 15, 2023	SELL	$102.94 - $114.86 $3.06 Million - $3.42 Million	-29,755 Reduced 87.77%	4,148 $441,000
Q4 2022 Sep 21, 2023	BUY	$87.44 - $112.11 $2.29 Million - $2.94 Million	26,205 Added 340.41%	33,903 $3.76 Million
Q4 2022 Feb 14, 2023	BUY	$87.44 - $112.11 $2.96 Million - $3.8 Million	33,903 New	33,903 $3.76 Million

Others Institutions Holding MRK

# of Institutions

3,878

Shares Held

1.9B

Call Options Held

30.1M

Put Options Held

27.7M

View Full List

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, ...

More about MRK

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Jefferies Financial Group Inc. Merck & Co., Inc. Transaction History