Investor suit depresses Abiomed shares

Abiomed’s AbioCor Total Replacement Heart
Abiomed’s AbioCor Total Replacement Heart

Shares of Danvers-based Abiomed fell on news that a group of investors have sued the maker of heart devices. The complaint, filed in US District Court in Massachusetts, alleges that defendants made false and misleading statements regarding Abiomed’s business operations, financial condition, and prospects. Specifically, it alleges that the defendants failed to resolve issues stemming from the company’s promotional and marketing materials for the Impella 2.5 heart device.