Morgan Stanley Merck & Co., Inc. Transaction History

Morgan Stanley

$1.49 Trillion
Q2 2025

A detailed history of Morgan Stanley transactions in Merck & Co., Inc. stock. As of the latest transaction made, Morgan Stanley holds 44,200,694 shares of MRK stock, worth $3.66 Billion. This represents 0.24% of its overall portfolio holdings.

Number of Shares

44,200,694

Previous 43,114,452 2.52%

Holding current value

$3.66 Billion

Previous $3.87 Billion 9.59%

% of portfolio

0.24%

Previous 0.28%

24 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 15, 2025	BUY	$73.47 - $87.12 $79.8 Million - $94.6 Million	1,086,242 Added 2.52%	44,200,694 $3.5 Billion
Q1 2025 May 15, 2025	SELL	$83.01 - $101.02 $88.8 Million - $108 Million	-1,069,247 Reduced 2.42%	43,114,452 $3.87 Billion
Q4 2024 Feb 14, 2025	SELL	$96.31 - $114.76 $20 Million - $23.9 Million	-208,123 Reduced 0.47%	44,183,699 $4.4 Billion
Q3 2024 May 14, 2025	BUY	$111.15 - $128.97 $242 Million - $280 Million	2,174,461 Added 5.15%	44,391,822 $5.04 Billion
Q3 2024 Nov 14, 2024	BUY	$111.15 - $128.97 $242 Million - $280 Million	2,174,461 Added 5.15%	44,391,822 $5.04 Billion
Q2 2024 May 14, 2025	SELL	$123.8 - $132.96 $243 Million - $261 Million	-1,966,338 Reduced 4.45%	42,217,361 $5.23 Billion
Q2 2024 Oct 17, 2024	BUY	$123.8 - $132.96 $88.1 Million - $94.6 Million	711,506 Added 1.71%	42,217,361 $5.23 Billion
Q2 2024 Aug 14, 2024	BUY	$123.8 - $132.96 $88.1 Million - $94.6 Million	711,506 Added 1.71%	42,217,361 $5.23 Billion
Q1 2024 Oct 17, 2024	SELL	$113.24 - $131.95 $80.6 Million - $93.9 Million	-711,506 Reduced 1.69%	41,505,855 $5.48 Billion
Q1 2024 Aug 16, 2024	BUY	$113.24 - $131.95 $156 Million - $182 Million	1,376,030 Added 3.43%	41,505,855 $5.48 Billion
Q1 2024 May 15, 2024	BUY	$113.24 - $131.95 $156 Million - $182 Million	1,376,030 Added 3.43%	41,505,855 $5.48 Billion
Q4 2023 Aug 16, 2024	SELL	$100.18 - $109.02 $209 Million - $228 Million	-2,087,536 Reduced 4.94%	40,129,825 $4.37 Billion
Q4 2023 Feb 13, 2024	BUY	$100.18 - $109.02 $154 Million - $167 Million	1,535,032 Added 3.98%	40,129,825 $4.37 Billion
Q3 2023 Nov 15, 2023	SELL	$102.95 - $114.33 $59 Million - $65.5 Million	-572,824 Reduced 1.46%	38,594,793 $3.97 Billion
Q2 2023 Aug 14, 2023	BUY	$108.61 - $118.38 $13.3 Million - $14.5 Million	122,796 Added 0.31%	39,167,617 $4.52 Billion
Q1 2023 May 15, 2023	SELL	$102.94 - $114.86 $289 Million - $322 Million	-2,805,260 Reduced 6.7%	39,044,821 $4.15 Billion
Q4 2022 Feb 14, 2023	BUY	$87.44 - $112.11 $350 Million - $449 Million	4,000,816 Added 10.57%	41,850,081 $4.64 Billion
Q3 2022 Nov 14, 2022	SELL	$84.53 - $94.96 $10.7 Million - $12 Million	-126,218 Reduced 0.33%	37,849,265 $3.26 Billion
Q2 2022 Oct 27, 2022	BUY	$83.49 - $94.64 $1.04 Billion - $1.18 Billion	12,483,322 Added 48.97%	37,975,483 $3.46 Billion
Q2 2022 Aug 15, 2022	BUY	$83.49 - $94.64 $1.04 Billion - $1.18 Billion	12,483,322 Added 48.97%	37,975,483 $3.46 Billion
Q1 2022 Oct 27, 2022	SELL	$73.51 - $82.4 $918 Million - $1.03 Billion	-12,483,322 Reduced 32.87%	25,492,161 $2.09 Billion
Q1 2022 May 13, 2022	SELL	$73.51 - $82.4 $289 Million - $324 Million	-3,932,782 Reduced 13.37%	25,492,161 $2.09 Billion
Q4 2021 Feb 14, 2022	BUY	$72.28 - $90.54 $238 Million - $298 Million	3,287,041 Added 12.58%	29,424,943 $2.26 Billion
Q3 2021 Nov 15, 2021	BUY	$71.68 - $78.83 $1.87 Billion - $2.06 Billion	26,137,902 New	26,137,902 $1.96 Billion

Others Institutions Holding MRK

# of Institutions

3,841

Shares Held

1.96B

Call Options Held

29.2M

Put Options Held

30M

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 $210B
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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