Rock Springs Capital Management’s Assembly Biosciences ASMB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2020
Q4
Sell
-121,993
Closed -$24.1M 156
2020
Q3
$24.1M Sell
121,993
-2,917
-2% -$575K 0.61% 56
2020
Q2
$35M Sell
124,910
-90
-0.1% -$25.2K 0.96% 42
2020
Q1
$22.2M Hold
125,000
0.92% 43
2019
Q4
$30.7M Buy
125,000
+16,667
+15% +$4.09M 0.97% 36
2019
Q3
$12.8M Buy
108,333
+61,666
+132% +$7.27M 0.51% 64
2019
Q2
$7.55M Buy
46,667
+9,167
+24% +$1.48M 0.27% 88
2019
Q1
$8.86M Hold
37,500
0.34% 86
2018
Q4
$10.2M Sell
37,500
-3,333
-8% -$905K 0.48% 66
2018
Q3
$18.2M Buy
40,833
+3,333
+9% +$1.49M 0.66% 51
2018
Q2
$17.6M Buy
37,500
+583
+2% +$274K 0.68% 49
2018
Q1
$21.8M Sell
36,917
-583
-2% -$344K 0.93% 37
2017
Q4
$20.4M Buy
37,500
+5,000
+15% +$2.72M 0.92% 34
2017
Q3
$13.6M Hold
32,500
0.63% 55
2017
Q2
$8.05M Hold
32,500
0.41% 72
2017
Q1
$9.94M Hold
32,500
0.57% 57
2016
Q4
$4.74M Hold
32,500
0.32% 80
2016
Q3
$2.81M Hold
32,500
0.18% 111
2016
Q2
$2.17M Hold
32,500
0.16% 113
2016
Q1
$1.96M Buy
32,500
+1,583
+5% +$95.4K 0.16% 114
2015
Q4
$2.79M Hold
30,917
0.21% 104
2015
Q3
$3.55M Buy
30,917
+4,792
+18% +$550K 0.29% 99
2015
Q2
$6.04M Sell
26,125
-333
-1% -$77K 0.44% 78
2015
Q1
$4.2M Buy
+26,458
New +$4.2M 0.39% 81