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Transactions
Andersen Eric
Date
Name
Symbol
Type
Security
Shares
Price
Value
Ownership
Reported
08/08/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
68.4k
$12.00
$820.9k
See footnote
08/07/2023
08/08/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
18.6k
$12.00
$223.4k
See footnote
08/07/2023
08/07/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
84.6k
$12.00
$1M
See footnote
08/07/2023
08/07/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
49.9k
$12.00
$598.5k
See footnote
08/07/2023
03/21/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
127.4k
$11.52
$1.5M
See footnote
03/21/2023
03/21/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
33.2k
$11.52
$382.2k
See footnote
03/21/2023
01/31/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
1.8k
$11.40
$20.3k
See footnote
01/30/2023
01/31/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
450
$11.40
$5.1k
See footnote
01/30/2023
01/30/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
19.8k
$11.36
$224.3k
See footnote
01/30/2023
01/30/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
5k
$11.36
$56.6k
See footnote
01/30/2023
01/27/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
17.5k
$11.40
$199k
See footnote
01/27/2023
01/27/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
4.4k
$11.40
$50.3k
See footnote
01/27/2023
01/03/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
8.2k
$11.33
$93.1k
See footnote
01/03/2023
01/03/2023
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
22.4k
$11.33
$254k
See footnote
01/03/2023
12/30/2022
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
33k
$11.33
$374.3k
See footnote
12/29/2022
12/30/2022
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
8.3k
$11.33
$93.7k
See footnote
12/29/2022
12/29/2022
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
190k
$10.55
$2M
See footnote
12/29/2022
12/29/2022
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
28.7k
$10.55
$302.4k
See footnote
12/29/2022
07/01/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
52.9k
$6.39
$338.1k
See footnote
04/14/2021
07/01/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Sale
Common Stock
52.9k
$6.39
$338.1k
See footnote
04/14/2021
04/14/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
40.8k
$6.63
$270.7k
See footnote
04/14/2021
04/14/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
40.8k
$6.63
$270.7k
See footnote
04/14/2021
04/14/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
6.5k
$6.63
$43.1k
See footnote
04/14/2021
04/14/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
6.5k
$6.63
$43.1k
See footnote
04/14/2021
04/13/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
9.9k
$6.26
$61.8k
See footnote
04/13/2021
04/12/2021
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
23.6k
$6.06
$143.2k
See footnote
04/12/2021
11/24/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
51.1k
$3.65
$186.4k
See footnote
11/24/2020
11/24/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
18k
$3.65
$65.8k
See footnote
11/24/2020
11/12/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
54.5k
$3.65
$199k
See footnote
11/12/2020
11/12/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
2k
$3.65
$7.2k
See footnote
11/12/2020
08/13/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
609
$3.50
$2.1k
See footnote
08/13/2020
08/12/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
2k
$3.49
$7k
See footnote
08/11/2020
08/11/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
14k
$3.45
$48.4k
See footnote
08/11/2020
07/22/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
63.9k
$3.04
$194.4k
See footnote
07/22/2020
07/22/2020
MERRIMACK PHARMACEUTICALS INC
MACK
Purchase
Common Stock
62.8k
$3.20
$201k
See footnote
07/22/2020
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