SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $1,497,000 | – | 30,000 | – | 0.16% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sofinnova Management VIII, L.L.C. | 693,128 | $41,407,000 | 23.20% |
| Ice Pond Lane Advisers, LLC | 183,519 | $10,963,000 | 6.28% |
| Casdin Capital, LLC | 170,000 | $10,156,000 | 3.76% |
| IPL Advisers, LLC | 81,000 | $4,839,000 | 1.91% |
| Rock Springs Capital Management LP | 625,000 | $37,338,000 | 1.89% |
| Baker Brothers Advisors | 1,318,341 | $78,758,000 | 0.69% |
| SECTORAL ASSET MANAGEMENT INC | 101,300 | $6,052,000 | 0.66% |
| Eventide Asset Management | 150,000 | $8,961,000 | 0.56% |
| Ghost Tree Capital, LLC | 35,000 | $2,091,000 | 0.44% |
| FEDERATED HERMES, INC. | 1,363,638 | $81,464,000 | 0.23% |