Rock Springs Capital Management’s Alpine Immune Sciences, Inc. Common Stock ALPN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2018
Q1 | – | Sell |
-150,000
| Closed | -$1.68M | – | 158 |
|
|
2017
Q4 | $1.68M | Hold |
150,000
| – | – | 0.08% | 136 |
|
|
2017
Q3 | $1.74M | Hold |
150,000
| – | – | 0.08% | 132 |
|
|
2017
Q2 | $1.45M | Hold |
150,000
| – | – | 0.07% | 134 |
|
|
2017
Q1 | $1.75M | Buy |
150,000
+27,750
| +23% | +$324K | 0.1% | 124 |
|
|
2016
Q4 | $1.1M | Hold |
122,250
| – | – | 0.07% | 122 |
|
|
2016
Q3 | $3.98M | Hold |
122,250
| – | – | 0.25% | 99 |
|
|
2016
Q2 | $2.25M | Hold |
122,250
| – | – | 0.17% | 112 |
|
|
2016
Q1 | $2.04M | Hold |
122,250
| – | – | 0.17% | 113 |
|
|
2015
Q4 | $3.79M | Hold |
122,250
| – | – | 0.29% | 98 |
|
|
2015
Q3 | $6.34M | Sell |
122,250
-18,840
| -13% | -$977K | 0.51% | 69 |
|
|
2015
Q2 | $8.55M | Buy |
+141,090
| New | +$8.55M | 0.62% | 57 |
|