ABIOMED INC's ticker is and the CUSIP is 003654950. A total of 1 filers reported holding ABIOMED INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2016 | $852,000 | -26.4% | 7,800 | -36.1% | 0.00% | 0.0% |
| Q1 2016 | $1,157,000 | -22.3% | 12,200 | -26.1% | 0.00% | -50.0% |
| Q4 2015 | $1,490,000 | -38.5% | 16,500 | -36.8% | 0.00% | 0.0% |
| Q3 2015 | $2,421,000 | +145.5% | 26,100 | +74.0% | 0.00% | +100.0% |
| Q2 2015 | $986,000 | +16.7% | 15,000 | +27.1% | 0.00% | 0.0% |
| Q1 2015 | $845,000 | +5533.3% | 11,800 | +2850.0% | 0.00% | – |
| Q4 2014 | $15,000 | -77.9% | 400 | -85.2% | 0.00% | – |
| Q2 2014 | $68,000 | -25.3% | 2,700 | -22.9% | 0.00% | – |
| Q1 2014 | $91,000 | -38.1% | 3,500 | -36.4% | 0.00% | – |
| Q4 2013 | $147,000 | -16.9% | 5,500 | -40.9% | 0.00% | – |
| Q3 2013 | $177,000 | +831.6% | 9,300 | +933.3% | 0.00% | – |
| Q2 2013 | $19,000 | – | 900 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| PURA VIDA INVESTMENTS, LLC | 25,000 | $6,188,000 | 0.36% |
| Twin Tree Management, LP | 28,300 | $7,005,000 | 0.01% |
| JANE STREET GROUP, LLC | 2,300 | $569,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| SIMPLEX TRADING, LLC | 100 | $24,000 | 0.00% |