Rock Springs Capital Management’s Alder Biopharmaceuticals, Inc. ALDR Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2019
Q4 | – | Sell |
-1,300,000
| Closed | -$24.5M | – | 147 |
|
|
2019
Q3 | $24.5M | Sell |
1,300,000
-262,300
| -17% | -$4.95M | 0.98% | 33 |
|
|
2019
Q2 | $18.4M | Buy |
1,562,300
+2,300
| +0.1% | +$27.1K | 0.67% | 54 |
|
|
2019
Q1 | $21.3M | Buy |
1,560,000
+85,000
| +6% | +$1.16M | 0.82% | 43 |
|
|
2018
Q4 | $15.1M | Sell |
1,475,000
-157,500
| -10% | -$1.61M | 0.71% | 43 |
|
|
2018
Q3 | $27.2M | Buy |
1,632,500
+67,500
| +4% | +$1.12M | 0.98% | 33 |
|
|
2018
Q2 | $24.7M | Buy |
1,565,000
+35,200
| +2% | +$556K | 0.95% | 34 |
|
|
2018
Q1 | $19.4M | Buy |
1,529,800
+474,800
| +45% | +$6.03M | 0.83% | 40 |
|
|
2017
Q4 | $12.1M | Buy |
1,055,000
+180,000
| +21% | +$2.06M | 0.55% | 63 |
|
|
2017
Q3 | $10.7M | Buy |
875,000
+693,000
| +381% | +$8.49M | 0.49% | 69 |
|
|
2017
Q2 | $2.08M | Hold |
182,000
| – | – | 0.11% | 127 |
|
|
2017
Q1 | $3.79M | Hold |
182,000
| – | – | 0.22% | 100 |
|
|
2016
Q4 | $3.79M | Hold |
182,000
| – | – | 0.25% | 88 |
|
|
2016
Q3 | $5.96M | Buy |
182,000
+1,500
| +0.8% | +$49.2K | 0.37% | 78 |
|
|
2016
Q2 | $4.51M | Buy |
180,500
+83,000
| +85% | +$2.07M | 0.33% | 86 |
|
|
2016
Q1 | $2.39M | Buy |
+97,500
| New | +$2.39M | 0.2% | 107 |
|