SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 199 filers reported holding SPARK THERAPEUTICS INC in Q2 2019. The put-call ratio across all filers is 0.72 and the average weighting 0.6%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2019 | $23,000 | -8.0% | 241 | 0.0% | 0.00% | – |
Q2 2019 | $25,000 | -7.4% | 241 | 0.0% | 0.00% | – |
Q1 2019 | $27,000 | +237.5% | 241 | +18.1% | 0.00% | – |
Q4 2018 | $8,000 | -27.3% | 204 | 0.0% | 0.00% | – |
Q3 2018 | $11,000 | -35.3% | 204 | 0.0% | 0.00% | – |
Q2 2018 | $17,000 | +21.4% | 204 | 0.0% | 0.00% | – |
Q1 2018 | $14,000 | – | 204 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Twin Securities, Inc. | 290,793 | $28,201,000 | 17.00% |
Boxer Capital, LLC | 1,650,000 | $160,017,000 | 11.60% |
One68 Global Capital, LLC | 48,066 | $4,661,000 | 10.64% |
EcoR1 Capital, LLC | 714,789 | $69,320,000 | 8.75% |
Casdin Capital, LLC | 863,300 | $83,722,834,000 | 8.66% |
STANSBERRY ASSET MANAGEMENT, LLC | 168,629 | $16,354,000 | 7.23% |
HAVENS ADVISORS LLC | 81,300 | $7,884,000 | 7.17% |
Chicago Capital Management, LLC | 121,000 | $11,735,000 | 6.12% |
GARDNER LEWIS ASSET MANAGEMENT L P | 364,397 | $35,339,000 | 5.29% |
Sandell Asset Management Corp. | 153,000 | $14,838,000 | 4.99% |