A detailed history of Rafferty Asset Management, LLC transactions in Merck & Co., Inc. stock. As of the latest transaction made, Rafferty Asset Management, LLC holds 260,880 shares of MRK stock, worth $25.4 Million. This represents 0.1% of its overall portfolio holdings.

Number of Shares
260,880
Previous 278,584 6.35%
Holding current value
$25.4 Million
Previous $34.5 Million 14.1%
% of portfolio
0.1%
Previous 0.13%

Shares

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

Nov 13, 2024

SELL
$111.15 - $128.97 $1.97 Million - $2.28 Million
-17,704 Reduced 6.35%
260,880 $29.6 Million
Q2 2024

Aug 13, 2024

BUY
$123.8 - $132.96 $1.61 Million - $1.72 Million
12,966 Added 4.88%
278,584 $34.5 Million
Q1 2024

May 13, 2024

BUY
$113.24 - $131.95 $420,686 - $490,194
3,715 Added 1.42%
265,618 $35 Million
Q4 2023

Feb 13, 2024

SELL
$100.18 - $109.02 $626,926 - $682,247
-6,258 Reduced 2.33%
261,903 $28.6 Million
Q3 2023

Nov 13, 2023

BUY
$102.95 - $114.33 $2.04 Million - $2.26 Million
19,769 Added 7.96%
268,161 $27.6 Million
Q2 2023

Aug 11, 2023

BUY
$108.61 - $118.38 $2.07 Million - $2.26 Million
19,079 Added 8.32%
248,392 $28.7 Million
Q1 2023

May 11, 2023

BUY
$102.94 - $114.86 $873,034 - $974,127
8,481 Added 3.84%
229,313 $24.4 Million
Q4 2022

Feb 13, 2023

BUY
$87.44 - $112.11 $7.21 Million - $9.24 Million
82,454 Added 59.59%
220,832 $24.5 Million
Q3 2022

Nov 14, 2022

BUY
$84.53 - $94.96 $6.28 Million - $7.06 Million
74,303 Added 115.96%
138,378 $11.9 Million
Q2 2022

Aug 12, 2022

SELL
$83.49 - $94.64 $1.56 Million - $1.77 Million
-18,716 Reduced 22.61%
64,075 $5.84 Million
Q1 2022

May 13, 2022

SELL
$73.51 - $82.4 $1.03 Million - $1.16 Million
-14,037 Reduced 14.5%
82,791 $6.79 Million
Q4 2021

Feb 10, 2022

BUY
$72.28 - $90.54 $410,911 - $514,719
5,685 Added 6.24%
96,828 $7.42 Million
Q3 2021

Nov 10, 2021

BUY
$71.68 - $78.83 $2.33 Million - $2.56 Million
32,475 Added 55.35%
91,143 $6.85 Million
Q2 2021

Aug 10, 2021

BUY
$70.31 - $77.77 $163,681 - $181,048
2,328 Added 4.13%
58,668 $4.56 Million
Q1 2021

May 10, 2021

BUY
$68.86 - $81.11 $253,749 - $298,890
3,685 Added 7.0%
56,340 $4.34 Million
Q4 2020

Feb 10, 2021

SELL
$71.77 - $79.65 $146,339 - $162,406
-2,039 Reduced 3.73%
52,655 $4.31 Million
Q3 2020

Nov 13, 2020

SELL
$73.18 - $82.95 $840,472 - $952,680
-11,485 Reduced 17.35%
54,694 $4.54 Million
Q2 2020

Aug 07, 2020

BUY
$70.42 - $80.13 $2.83 Million - $3.22 Million
40,234 Added 155.07%
66,179 $5.12 Million
Q1 2020

May 15, 2020

SELL
$63.36 - $87.82 $4.1 Million - $5.68 Million
-64,681 Reduced 71.37%
25,945 $2 Million
Q4 2019

Feb 10, 2020

BUY
$77.58 - $87.54 $4.57 Million - $5.16 Million
58,934 Added 185.96%
90,626 $8.24 Million
Q3 2019

Nov 14, 2019

SELL
$76.08 - $82.93 $171,560 - $187,007
-2,255 Reduced 6.64%
31,692 $2.67 Million
Q2 2019

Aug 09, 2019

BUY
$69.84 - $81.59 $1.93 Million - $2.26 Million
27,649 Added 439.01%
33,947 $2.85 Million
Q1 2019

May 15, 2019

BUY
$69.58 - $79.36 $438,214 - $499,809
6,298 New
6,298 $524,000
Q4 2018

Feb 11, 2019

SELL
$65.24 - $75.71 $192,653 - $223,571
-2,953 Closed
0 $0
Q3 2018

Nov 09, 2018

BUY
$57.69 - $67.84 $170,358 - $200,331
2,953 New
2,953 $209,000

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 $247B
  • 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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