A detailed history of Westfield Capital Management CO LP transactions in Merck & Co., Inc. stock. As of the latest transaction made, Westfield Capital Management CO LP holds 117,166 shares of MRK stock, worth $11.6 Million. This represents 0.06% of its overall portfolio holdings.

Number of Shares
117,166
Previous 99,708 17.51%
Holding current value
$11.6 Million
Previous $12.3 Million 7.79%
% of portfolio
0.06%
Previous 0.06%

Shares

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

Nov 12, 2024

BUY
$111.15 - $128.97 $1.94 Million - $2.25 Million
17,458 Added 17.51%
117,166 $13.3 Million
Q2 2024

Aug 14, 2024

BUY
$123.8 - $132.96 $729,429 - $783,400
5,892 Added 6.28%
99,708 $12.3 Million
Q1 2024

May 10, 2024

BUY
$113.24 - $131.95 $700,955 - $816,770
6,190 Added 7.06%
93,816 $12.4 Million
Q4 2023

Feb 09, 2024

BUY
$100.18 - $109.02 $80,745 - $87,870
806 Added 0.93%
87,626 $9.55 Million
Q3 2023

Nov 13, 2023

BUY
$102.95 - $114.33 $558,091 - $619,782
5,421 Added 6.66%
86,820 $8.94 Million
Q2 2023

Aug 11, 2023

BUY
$108.61 - $118.38 $531,102 - $578,878
4,890 Added 6.39%
81,399 $9.39 Million
Q1 2023

May 12, 2023

BUY
$102.94 - $114.86 $1.78 Million - $1.99 Million
17,296 Added 29.21%
76,509 $8.14 Million
Q4 2022

Feb 13, 2023

BUY
$87.44 - $112.11 $337,605 - $432,856
3,861 Added 6.98%
59,213 $6.57 Million
Q3 2022

Nov 14, 2022

SELL
$84.53 - $94.96 $97,970 - $110,058
-1,159 Reduced 2.05%
55,352 $4.77 Million
Q2 2022

Aug 12, 2022

BUY
$83.49 - $94.64 $4.72 Million - $5.35 Million
56,511 New
56,511 $5.15 Million
Q3 2021

Nov 12, 2021

SELL
$71.68 - $78.83 $389,867 - $428,756
-5,439 Closed
0 $0
Q2 2021

Aug 10, 2021

SELL
$70.31 - $77.77 $218,593 - $241,786
-3,109 Reduced 36.37%
5,439 $423,000
Q1 2021

May 14, 2021

SELL
$68.86 - $81.11 $132,280 - $155,812
-1,921 Reduced 18.35%
8,548 $659,000
Q4 2020

Feb 12, 2021

SELL
$71.77 - $79.65 $4.6 Million - $5.1 Million
-64,030 Reduced 85.95%
10,469 $856,000
Q3 2020

Nov 13, 2020

SELL
$73.18 - $82.95 $1.05 Million - $1.19 Million
-14,290 Reduced 16.09%
74,499 $6.18 Million
Q2 2020

Aug 13, 2020

SELL
$70.42 - $80.13 $586,950 - $667,883
-8,335 Reduced 8.58%
88,789 $6.87 Million
Q1 2020

May 14, 2020

BUY
$63.36 - $87.82 $10,771 - $14,929
170 Added 0.18%
97,124 $7.47 Million
Q4 2019

Feb 13, 2020

SELL
$77.58 - $87.54 $25,601 - $28,888
-330 Reduced 0.34%
96,954 $8.82 Million
Q3 2019

Nov 08, 2019

SELL
$76.08 - $82.93 $93,578 - $102,003
-1,230 Reduced 1.25%
97,284 $8.19 Million
Q2 2019

Aug 13, 2019

SELL
$69.84 - $81.59 $148,060 - $172,970
-2,120 Reduced 2.11%
98,514 $8.26 Million
Q1 2019

May 14, 2019

SELL
$69.58 - $79.36 $177,776 - $202,764
-2,555 Reduced 2.48%
100,634 $8.37 Million
Q4 2018

Feb 08, 2019

SELL
$65.24 - $75.71 $47,625 - $55,268
-730 Reduced 0.7%
103,189 $7.89 Million
Q3 2018

Nov 14, 2018

BUY
$57.69 - $67.84 $5.29 Million - $6.22 Million
91,760 Added 754.67%
103,919 $7.37 Million
Q3 2017

Nov 13, 2017

BUY
$58.67 - $63.13 $713,368 - $767,597
12,159
12,159 $779,000

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 $251B
  • 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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