Group One Trading’s Merrimack Pharmaceuticals, Inc. MACK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2024
Q2
Hold
0
3391
2024
Q1
Sell
-236
Closed -$3.17K 3527
2023
Q4
$3.17K Sell
236
-4,292
-95% -$57.6K ﹤0.01% 1565
2023
Q3
$55.8K Buy
+4,528
New +$55.8K ﹤0.01% 1055
2023
Q2
Hold
0
3683
2023
Q1
Hold
0
3591
2022
Q4
Sell
-11,930
Closed -$45K 3670
2022
Q3
$45K Sell
11,930
-3,625
-23% -$13.7K ﹤0.01% 1265
2022
Q2
$93K Buy
15,555
+4,969
+47% +$29.7K ﹤0.01% 1092
2022
Q1
$67K Buy
+10,586
New +$67K ﹤0.01% 1358
2021
Q4
Sell
-31,535
Closed -$152K 3733
2021
Q3
$152K Sell
31,535
-2,958
-9% -$14.3K ﹤0.01% 1213
2021
Q2
$220K Buy
+34,493
New +$220K ﹤0.01% 1083
2021
Q1
Hold
0
3296
2020
Q4
Hold
0
3016
2020
Q3
Hold
0
2895
2020
Q2
Hold
0
2721
2020
Q1
Sell
-22,621
Closed -$71K 2566
2019
Q4
$71K Buy
+22,621
New +$71K ﹤0.01% 855
2019
Q3
Sell
-871
Closed -$4K 2542
2019
Q2
$4K Sell
871
-127
-13% -$583 ﹤0.01% 1112
2019
Q1
$5K Hold
998
﹤0.01% 1066
2018
Q4
$3K Sell
998
-6,735
-87% -$20.2K ﹤0.01% 1260
2018
Q3
$32K Sell
7,733
-21,557
-74% -$89.2K ﹤0.01% 1042
2018
Q2
$113K Buy
29,290
+28,760
+5,426% +$111K ﹤0.01% 775
2018
Q1
$3K Buy
+530
New +$3K ﹤0.01% 1217
2017
Q4
Sell
-684
Closed -$8K 2326
2017
Q3
$8K Sell
684
-9,448
-93% -$111K ﹤0.01% 1149
2017
Q2
$99K Sell
10,132
-3,973
-28% -$38.8K ﹤0.01% 758
2017
Q1
$342K Buy
14,105
+6,570
+87% +$159K ﹤0.01% 443
2016
Q4
$242K Sell
7,535
-449
-6% -$14.4K ﹤0.01% 509
2016
Q3
$399K Buy
7,984
+5,768
+260% +$288K ﹤0.01% 382
2016
Q2
$94K Buy
+2,216
New +$94K ﹤0.01% 615
2016
Q1
Hold
0
2091
2015
Q4
Sell
-13,516
Closed -$905K 2140
2015
Q3
$905K Buy
13,516
+11,787
+682% +$789K 0.01% 265
2015
Q2
$168K Buy
+1,729
New +$168K ﹤0.01% 637
2015
Q1
Hold
0
2113
2014
Q4
Hold
0
2143
2014
Q3
Sell
-1,757
Closed -$101K 2161
2014
Q2
$101K Sell
1,757
-28,552
-94% -$1.64M ﹤0.01% 706
2014
Q1
$1.2M Buy
30,309
+27,360
+928% +$1.09M 0.02% 180
2013
Q4
$124K Sell
2,949
-733
-20% -$30.8K ﹤0.01% 683
2013
Q3
$110K Buy
+3,682
New +$110K ﹤0.01% 668
2013
Q2
Hold
0
1925