FDA approves Abiomed's Impella 2.5 By: MarketMinute.com Stock News March 24, 2015 at 14:23 PM EDT The Food and Drug Administration approved Abiomed Inc.'s (Nasdaq: ABMD) Impella 2.5 heart pump sending the stock price soaring $12.22 to $73.65. Related Stocks: Abiomed Inc