Rock Springs Capital Management’s Amylyx Pharmaceuticals AMLX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $3.2M | Buy |
499,764
+156,536
| +46% | +$1M | 0.2% | 70 |
|
|
2025
Q1 | $1.22M | Buy |
+343,228
| New | +$1.22M | 0.07% | 86 |
|
|
2024
Q2 | – | Sell |
-1,011,412
| Closed | -$2.87M | – | 111 |
|
|
2024
Q1 | $2.87M | Buy |
1,011,412
+476,400
| +89% | +$1.35M | 0.07% | 101 |
|
|
2023
Q4 | $7.88M | Sell |
535,012
-1,010,004
| -65% | -$14.9M | 0.19% | 74 |
|
|
2023
Q3 | $28.3M | Buy |
1,545,016
+400
| +0% | +$7.32K | 0.76% | 45 |
|
|
2023
Q2 | $33.3M | Buy |
1,544,616
+91,800
| +6% | +$1.98M | 0.79% | 42 |
|
|
2023
Q1 | $42.6M | Buy |
1,452,816
+223,179
| +18% | +$6.55M | 1.02% | 33 |
|
|
2022
Q4 | $45.4M | Buy |
1,229,637
+825,900
| +205% | +$30.5M | 1.09% | 33 |
|
|
2022
Q3 | $11.4M | Sell |
403,737
-570,370
| -59% | -$16.1M | 0.29% | 74 |
|
|
2022
Q2 | $18.8M | Sell |
974,107
-24,200
| -2% | -$466K | 0.55% | 54 |
|
|
2022
Q1 | $12.8M | Buy |
+998,307
| New | +$12.8M | 0.32% | 76 |
|