Dimensional Fund Advisors LP Merck & Co., Inc. Transaction History

Dimensional Fund Advisors LP

$449 Billion
Q3 2025

A detailed history of Dimensional Fund Advisors LP transactions in Merck & Co., Inc. stock. As of the latest transaction made, Dimensional Fund Advisors LP holds 10,877,574 shares of MRK stock, worth $1.01 Billion. This represents 0.2% of its overall portfolio holdings.

Number of Shares

10,877,574

Previous 10,623,142 2.4%

Holding current value

$1.01 Billion

Previous $841 Million 8.57%

% of portfolio

0.2%

Previous 0.2%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	BUY	$77.6 - $87.37 $19.7 Million - $22.2 Million	254,432 Added 2.4%	10,877,574 $913 Million
Q2 2025 Aug 12, 2025	SELL	$73.47 - $87.12 $21.4 Million - $25.4 Million	-291,085 Reduced 2.67%	10,623,142 $841 Million
Q1 2025 May 13, 2025	SELL	$83.01 - $101.02 $55.1 Million - $67 Million	-663,308 Reduced 5.73%	10,914,227 $980 Million
Q4 2024 Feb 13, 2025	BUY	$96.31 - $114.76 $431 Million - $514 Million	4,480,007 Added 63.12%	11,577,535 $1.15 Billion
Q3 2024 Nov 07, 2024	BUY	$111.15 - $128.97 $99.5 Million - $116 Million	895,602 Added 14.44%	7,097,528 $806 Million

Q2 2024 Aug 09, 2024	BUY	$123.8 - $132.96 $53.4 Million - $57.3 Million	431,074 Added 7.47%	6,201,926 $768 Million
Q1 2024 May 10, 2024	SELL	$113.24 - $131.95 $19.1 Million - $22.3 Million	-168,673 Reduced 2.84%	5,770,852 $761 Million
Q4 2023 Feb 07, 2024	SELL	$100.18 - $109.02 $281 Million - $306 Million	-2,807,658 Reduced 32.1%	5,939,525 $648 Million
Q3 2023 Nov 09, 2023	SELL	$102.95 - $114.33 $91.3 Million - $101 Million	-886,535 Reduced 9.2%	8,747,183 $901 Million
Q2 2023 Aug 09, 2023	BUY	$108.61 - $118.38 $14.2 Million - $15.4 Million	130,427 Added 1.37%	9,633,718 $1.11 Billion
Q1 2023 May 12, 2023	BUY	$102.94 - $114.86 $24.8 Million - $27.7 Million	240,981 Added 2.6%	9,503,291 $1.01 Billion
Q4 2022 Feb 09, 2023	BUY	$87.44 - $112.11 $41.6 Million - $53.4 Million	476,216 Added 5.42%	9,262,310 $1.03 Billion
Q3 2022 Nov 10, 2022	BUY	$84.53 - $94.96 $84.9 Million - $95.4 Million	1,004,787 Added 12.91%	8,786,094 $757 Million
Q2 2022 Aug 12, 2022	BUY	$83.49 - $94.64 $20.7 Million - $23.5 Million	248,172 Added 3.29%	7,781,307 $709 Million
Q1 2022 May 13, 2022	SELL	$73.51 - $82.4 $113 Million - $126 Million	-1,532,304 Reduced 16.9%	7,533,135 $618 Million
Q4 2021 Feb 09, 2022	SELL	$72.28 - $90.54 $52.5 Million - $65.8 Million	-726,533 Reduced 7.42%	9,065,439 $695 Million
Q3 2021 Nov 12, 2021	SELL	$71.68 - $78.83 $8.73 Million - $9.6 Million	-121,796 Reduced 1.23%	9,791,972 $735 Million
Q2 2021 Aug 12, 2021	SELL	$70.31 - $77.77 $16.4 Million - $18.1 Million	-232,786 Reduced 2.29%	9,913,768 $771 Million
Q1 2021 May 14, 2021	SELL	$68.86 - $81.11 $2.58 Million - $3.04 Million	-37,537 Reduced 0.37%	10,146,554 $782 Million
Q4 2020 Feb 25, 2021	BUY	$71.77 - $79.65 $731 Million - $811 Million	10,184,091 New	10,184,091 $833 Million

Others Institutions Holding MRK

# of Institutions

3,881

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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Dimensional Fund Advisors LP Merck & Co., Inc. Transaction History