A detailed history of State Of Wisconsin Investment Board transactions in Merck & Co., Inc. stock. As of the latest transaction made, State Of Wisconsin Investment Board holds 1,590,212 shares of MRK stock, worth $156 Million. This represents 0.48% of its overall portfolio holdings.

Number of Shares
1,590,212
Previous 1,447,681 9.85%
Holding current value
$156 Million
Previous $179 Million 0.76%
% of portfolio
0.48%
Previous 0.49%

Shares

29 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

BUY
$111.15 - $128.97 $15.8 Million - $18.4 Million
142,531 Added 9.85%
1,590,212 $181 Million
Q2 2024

Aug 14, 2024

SELL
$123.8 - $132.96 $1.11 Million - $1.19 Million
-8,952 Reduced 0.61%
1,447,681 $179 Million
Q1 2024

May 14, 2024

BUY
$113.24 - $131.95 $4.48 Million - $5.22 Million
39,534 Added 2.79%
1,456,633 $192 Million
Q4 2023

Feb 12, 2024

SELL
$100.18 - $109.02 $2.08 Million - $2.27 Million
-20,803 Reduced 1.45%
1,417,099 $154 Million
Q3 2023

Nov 14, 2023

SELL
$102.95 - $114.33 $18.2 Million - $20.2 Million
-177,048 Reduced 10.96%
1,437,902 $148 Million
Q2 2023

Aug 14, 2023

SELL
$108.61 - $118.38 $3.04 Million - $3.31 Million
-27,992 Reduced 1.7%
1,614,950 $186 Million
Q1 2023

May 15, 2023

BUY
$102.94 - $114.86 $16.2 Million - $18.1 Million
157,455 Added 10.6%
1,642,942 $175 Million
Q4 2022

Feb 14, 2023

BUY
$87.44 - $112.11 $4.33 Million - $5.56 Million
49,567 Added 3.45%
1,485,487 $165 Million
Q3 2022

Nov 14, 2022

SELL
$84.53 - $94.96 $33.5 Million - $37.6 Million
-395,757 Reduced 21.61%
1,435,920 $124 Million
Q2 2022

Aug 15, 2022

SELL
$83.49 - $94.64 $5.92 Million - $6.71 Million
-70,893 Reduced 3.73%
1,831,677 $167 Million
Q1 2022

May 13, 2022

SELL
$73.51 - $82.4 $31.7 Million - $35.6 Million
-431,638 Reduced 18.49%
1,902,570 $156 Million
Q4 2021

Feb 11, 2022

BUY
$72.28 - $90.54 $1.42 Million - $1.78 Million
19,679 Added 0.85%
2,334,208 $179 Million
Q3 2021

Nov 12, 2021

BUY
$71.68 - $78.83 $6.12 Million - $6.73 Million
85,333 Added 3.83%
2,314,529 $174 Million
Q2 2021

Aug 12, 2021

BUY
$70.31 - $77.77 $5.1 Million - $5.64 Million
72,505 Added 3.36%
2,229,196 $173 Million
Q1 2021

May 17, 2021

BUY
$68.86 - $81.11 $13.1 Million - $15.4 Million
189,627 Added 9.64%
2,156,691 $166 Million
Q4 2020

Feb 03, 2021

BUY
$71.77 - $79.65 $2.28 Million - $2.53 Million
31,812 Added 1.64%
1,967,064 $161 Million
Q3 2020

Nov 16, 2020

SELL
$73.18 - $82.95 $5.22 Million - $5.91 Million
-71,300 Reduced 3.55%
1,935,252 $161 Million
Q2 2020

Aug 12, 2020

SELL
$70.42 - $80.13 $9.54 Million - $10.9 Million
-135,434 Reduced 6.32%
2,006,552 $155 Million
Q1 2020

May 06, 2020

BUY
$63.36 - $87.82 $9.66 Million - $13.4 Million
152,512 Added 7.67%
2,141,986 $165 Million
Q4 2019

Feb 14, 2020

SELL
$77.58 - $87.54 $51.2 Million - $57.8 Million
-659,940 Reduced 24.91%
1,989,474 $181 Million
Q3 2019

Nov 12, 2019

SELL
$76.08 - $82.93 $9.9 Million - $10.8 Million
-130,072 Reduced 4.68%
2,649,414 $223 Million
Q2 2019

Aug 14, 2019

SELL
$69.84 - $81.59 $29.8 Million - $34.8 Million
-426,951 Reduced 13.32%
2,779,486 $233 Million
Q1 2019

May 13, 2019

BUY
$69.58 - $79.36 $3.46 Million - $3.95 Million
49,781 Added 1.58%
3,206,437 $267 Million
Q4 2018

Feb 11, 2019

BUY
$65.24 - $75.71 $12.8 Million - $14.9 Million
196,255 Added 6.63%
3,156,656 $241 Million
Q3 2018

Nov 14, 2018

SELL
$57.69 - $67.84 $8.99 Million - $10.6 Million
-155,815 Reduced 5.0%
2,960,401 $210 Million
Q2 2018

Aug 03, 2018

SELL
$50.83 - $59.72 $15.4 Million - $18 Million
-302,067 Reduced 8.84%
3,116,216 $189 Million
Q1 2018

May 07, 2018

SELL
$50.96 - $59.23 $6.5 Million - $7.56 Million
-127,627 Reduced 3.6%
3,418,283 $186 Million
Q4 2017

Feb 08, 2018

BUY
$51.62 - $61.64 $7.82 Million - $9.33 Million
151,402 Added 4.46%
3,545,910 $200 Million
Q3 2017

Nov 01, 2017

BUY
$58.67 - $63.13 $199 Million - $214 Million
3,394,508
3,394,508 $217 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 $248B
  • 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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