Abiomed Inc. (ABMD)
Healthcare: Medical Instruments & Supplies
| Closing price on 03/31/2013: | $18.67 |
| Filers who had this stock in their top 10: | 4 |
| 13F Filers holding this stock: | 121 |
| Aggregate shares on 03/31/2013: | 40,346,011 |
| Aggregate shares on 12/31/2012: | 42,007,205 |
| Percent change: | -3.95% |
| Funds creating new positions: | 18 |
| Funds Adding to an existing position: | 46 |
| Funds closing out their position: | 22 |
| Funds reducing their position: | 47 |
| View recent insider trading info | |
Schedule 13D and 13G filings submitted since 03/31/2013
| Filing Company | Date of Filing |
Total Reported Shares Owned |
Shares Reported on 13F |
|
|---|---|---|---|---|
| SC 13G/A | WELLINGTON MANAGEMENT CO LLP | 06/10/2013 | 1,912,635 | 2,919,035 |