NM
MACK

Newtyn Management’s Merrimack Pharmaceuticals, Inc. MACK Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2024
Q2
Sell
-1,873,694
Closed -$27.7M 49
2024
Q1
$27.7M Hold
1,873,694
5.51% 5
2023
Q4
$25.1M Hold
1,873,694
4.93% 5
2023
Q3
$23.1M Hold
1,873,694
5.7% 4
2023
Q2
$23M Hold
1,873,694
5.44% 6
2023
Q1
$23M Buy
1,873,694
+105,300
+6% +$1.29M 4.52% 6
2022
Q4
$20.3M Buy
1,768,394
+1,300
+0.1% +$14.9K 4.18% 7
2022
Q3
$6.63M Buy
1,767,094
+9,089
+0.5% +$34.1K 1.45% 23
2022
Q2
$10.5M Buy
1,758,005
+44,393
+3% +$264K 1.98% 19
2022
Q1
$10.8M Buy
1,713,612
+164,729
+11% +$1.04M 2.59% 17
2021
Q4
$6.06M Hold
1,548,883
1.61% 24
2021
Q3
$7.48M Hold
1,548,883
2% 20
2021
Q2
$9.87M Hold
1,548,883
2.73% 14
2021
Q1
$9.7M Hold
1,548,883
2.62% 15
2020
Q4
$10.7M Buy
1,548,883
+252,447
+19% +$1.74M 2.46% 15
2020
Q3
$5.19M Buy
1,296,436
+96,830
+8% +$387K 1.26% 28
2020
Q2
$4M Buy
1,199,606
+26,440
+2% +$88.1K 1.46% 28
2020
Q1
$2.52M Hold
1,173,166
0.87% 35
2019
Q4
$3.7M Hold
1,173,166
0.34% 31
2019
Q3
$5.27M Sell
1,173,166
-38,978
-3% -$175K 0.5% 26
2019
Q2
$7.33M Buy
1,212,144
+67,561
+6% +$409K 0.95% 21
2019
Q1
$7.96M Buy
1,144,583
+255,963
+29% +$1.78M 1.5% 18
2018
Q4
$3.43M Buy
888,620
+213,620
+32% +$825K 0.67% 24
2018
Q3
$3.6M Buy
675,000
+41,703
+7% +$222K 0.62% 23
2018
Q2
$3.11M Buy
633,297
+492,440
+350% +$2.42M 0.58% 20
2018
Q1
$1.13M Sell
140,857
-221,478
-61% -$1.78M 0.2% 19
2017
Q4
$3.71M Sell
362,335
-27,665
-7% -$284K 0.57% 18
2017
Q3
$5.67M Buy
+390,000
New +$5.67M 0.92% 18