ARATANA THERAPEUTICS INC's ticker is PETX and the CUSIP is 03874P101. A total of 102 filers reported holding ARATANA THERAPEUTICS INC in Q1 2018. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2017 | $5,000 | – | 1,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| MPM ASSET MANAGEMENT LLC | 2,118,845 | $32,037,000 | 5.36% |
| Sio Capital Management, LLC | 404,738 | $6,120,000 | 3.02% |
| Westend Capital Management, LLC | 90,535 | $1,384,000 | 1.61% |
| AWM Investment Company, Inc. | 600,000 | $9,072,000 | 1.29% |
| Iguana Healthcare Management, LLC | 200,000 | $3,024,000 | 0.95% |
| Broadfin Capital, LLC | 1,131,865 | $17,114,000 | 0.92% |
| First Light Asset Management, LLC | 70,620 | $1,068,000 | 0.50% |
| FNY Managed Accounts LLC | 23,000 | $347,760,000 | 0.41% |
| Rock Springs Capital Management LP | 300,000 | $4,536,000 | 0.33% |
| Grandeur Peak Global Advisors, LLC | 66,100 | $999,000 | 0.20% |