Asset Management One Co., Ltd. Merck & Co., Inc. Transaction History

Asset Management One Co., Ltd.

  • $33.6 Billion
  • Q3 2025

A detailed history of Asset Management One Co., Ltd. transactions in Merck & Co., Inc. stock. As of the latest transaction made, Asset Management One Co., Ltd. holds 1,340,576 shares of MRK stock, worth $124 Million. This represents 0.33% of its overall portfolio holdings.

Number of Shares
1,340,576
Previous 1,285,487 4.29%
Holding current value
$124 Million
Previous $102 Million 10.57%
% of portfolio
0.33%
Previous 0.33%

Shares

34 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Oct 22, 2025
BUY
$77.6 - $87.37 $4.27 Million - $4.81 Million
55,089 Added 4.29%
1,340,576 $113 Million
Q2 2025

Jul 31, 2025
SELL
$73.47 - $87.12 $524,134 - $621,514
-7,134 Reduced 0.55%
1,285,487 $102 Million
Q1 2025

Apr 23, 2025
BUY
$83.01 - $101.02 $1.87 Million - $2.28 Million
22,556 Added 1.78%
1,292,621 $116 Million
Q4 2024

Jan 30, 2025
BUY
$96.31 - $114.76 $652,885 - $777,958
6,779 Added 0.54%
1,270,065 $126 Million
Q3 2024

Oct 30, 2024
BUY
$111.15 - $128.97 $2.81 Million - $3.26 Million
25,257 Added 2.04%
1,263,286 $143 Million
Q2 2024

Jul 18, 2024
SELL
$123.8 - $132.96 $3.49 Million - $3.75 Million
-28,211 Reduced 2.23%
1,238,029 $153 Million
Q1 2024

May 02, 2024
SELL
$113.24 - $131.95 $3.6 Million - $4.2 Million
-31,801 Reduced 2.45%
1,266,240 $167 Million
Q4 2023

Jan 24, 2024
SELL
$100.18 - $109.02 $9.26 Million - $10.1 Million
-92,421 Reduced 6.65%
1,298,041 $142 Million
Q3 2023

Oct 19, 2023
SELL
$102.95 - $114.33 $3.82 Million - $4.25 Million
-37,150 Reduced 2.6%
1,390,462 $143 Million
Q2 2023

Jul 31, 2023
SELL
$108.61 - $118.38 $1.83 Million - $2 Million
-16,886 Reduced 1.17%
1,427,612 $165 Million
Q1 2023

Apr 25, 2023
BUY
$102.94 - $114.86 $1.2 Million - $1.33 Million
11,614 Added 0.81%
1,444,498 $154 Million
Q4 2022

Feb 06, 2023
SELL
$87.44 - $112.11 $1.85 Million - $2.37 Million
-21,104 Reduced 1.45%
1,432,884 $159 Million
Q3 2022

Nov 04, 2022
SELL
$84.53 - $94.96 $1.45 Million - $1.63 Million
-17,137 Reduced 1.16%
1,453,988 $125 Million
Q2 2022

Jul 29, 2022
BUY
$83.49 - $94.64 $7.14 Million - $8.09 Million
85,486 Added 6.17%
1,471,125 $134 Million
Q1 2022

May 13, 2022
SELL
$73.51 - $82.4 $4.72 Million - $5.29 Million
-64,183 Reduced 4.43%
1,385,639 $114 Million
Q4 2021

Feb 09, 2022
BUY
$72.28 - $90.54 $2.66 Million - $3.34 Million
36,854 Added 2.61%
1,449,822 $112 Million
Q3 2021

Nov 02, 2021
SELL
$71.68 - $78.83 $2.32 Million - $2.55 Million
-32,405 Reduced 2.24%
1,412,968 $106 Million
Q2 2021

Aug 03, 2021
SELL
$70.31 - $77.77 $1.15 Million - $1.27 Million
-16,357 Reduced 1.12%
1,445,373 $112 Million
Q1 2021

May 14, 2021
SELL
$68.86 - $81.11 $9.25 Million - $10.9 Million
-134,304 Reduced 8.41%
1,461,730 $113 Million
Q4 2020

Feb 12, 2021
BUY
$71.77 - $79.65 $248,826 - $276,146
3,467 Added 0.22%
1,596,034 $130 Million
Q3 2020

Nov 13, 2020
SELL
$73.18 - $82.95 $3.22 Million - $3.66 Million
-44,065 Reduced 2.69%
1,592,567 $132 Million
Q2 2020

Aug 14, 2020
BUY
$70.42 - $80.13 $2.44 Million - $2.77 Million
34,624 Added 2.16%
1,636,632 $127 Million
Q1 2020

May 14, 2020
SELL
$63.36 - $87.82 $3.71 Million - $5.15 Million
-58,609 Reduced 3.53%
1,602,008 $123 Million
Q4 2019

Feb 14, 2020
SELL
$77.58 - $87.54 $2.92 Million - $3.29 Million
-37,584 Reduced 2.21%
1,660,617 $151 Million
Q3 2019

Nov 14, 2019
SELL
$76.08 - $82.93 $2.36 Million - $2.58 Million
-31,051 Reduced 1.8%
1,698,201 $143 Million
Q2 2019

Aug 14, 2019
BUY
$69.84 - $81.59 $9.14 Million - $10.7 Million
130,812 Added 8.18%
1,729,252 $145 Million
Q1 2019

May 15, 2019
SELL
$69.58 - $79.36 $217 Million - $248 Million
-3,122,366 Reduced 66.14%
1,598,440 $133 Million
Q4 2018

Feb 13, 2019
BUY
$65.24 - $75.71 $8.31 Million - $9.64 Million
127,343 Added 2.77%
4,720,806 $360 Million
Q3 2018

Nov 14, 2018
BUY
$57.69 - $67.84 $3.77 Million - $4.43 Million
65,358 Added 1.44%
4,593,463 $326 Million
Q2 2018

Aug 14, 2018
BUY
$50.83 - $59.72 $1.22 Million - $1.43 Million
23,908 Added 0.53%
4,528,105 $275 Million
Q1 2018

May 14, 2018
SELL
$50.96 - $59.23 $455,327 - $529,220
-8,935 Reduced 0.2%
4,504,197 $245 Million
Q4 2017

Feb 14, 2018
SELL
$51.62 - $61.64 $1.67 Million - $2 Million
-32,438 Reduced 0.71%
4,513,132 $254 Million
Q3 2017

Nov 14, 2017
BUY
$58.67 - $63.13 $535,305 - $575,998
9,124 Added 0.2%
4,545,570 $291 Million
Q2 2017

Aug 14, 2017
BUY
N/A
4,536,446
4,536,446 $291 Million

Others Institutions Holding MRK

# of Institutions
3,875
Shares Held
1.9B
Call Options Held
30.1M
Put Options Held
27.7M
View Full List

About Merck & Co., Inc.

MRK Quotes by TradingView
  • 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
Track This Portfolio

Track Asset Management One Co., Ltd. Portfolio

Follow Asset Management One Co., Ltd. and customize your updates to receive the information that matters most to you.

Portfolio Update

Get notified when there are updates to the investment portfolio of Asset Management One Co., Ltd., based on Form 13F filings with the SEC.

News

Stay updated on Asset Management One Co., Ltd. with notifications on news.

Choose your preferred platform and Sign Up 👇 Telegram Email