Sarepta Therapeutics Drops on Fake Citron Tweet

Shares of Sarepta Therapeutics

dropped briefly on Wednesday, giving back all their gains on the session, after a tweet from a twitter account called

. The tweet states: "$SRPT FDA steps in as its 48 weeks results on Eteplirsen results are tainted and have been doctored they believe Trial papers seized by FDA." Given the twitter handle and picture of a yellow lemon, the account appears to be an impostor of

, the twitter handle of

run by Andrew Left. Citron Research is a short seller that has targeted companies like Intuitive Surgical

, Questcor

and Usana

. The tweet from @citronresearc comes just one day after

made statements critical of Audience

.