A large trade has just gone off in the MannKind Corporation (NASDAQ:MNKD) September 5P buying 10,000 contracts at a price of $.75 against an Open Interest of 1,141. Since the trade has gone off against a lower Open Interest, we assume that this person is putting on a position in this strike. Check the OI tomorrow to make sure it has gone up in this strike by the traded volume. By doing this, the trader is betting that the stock will move down by 41.94% to the $5.00 level. If this trader is wrong and the stock does not reach the $5.00 mark by September expiration, they will lose $750,000 (the premium paid for the position). Always keep in mind that this position could be a hedge against a long stock position. MannKind Corporation (NASDAQ:MNKD) is expected to release Pivotal Phase 3 Clinical Trial Data for the Afrezza human insulin inhalation powder to support NDA resubmission. Check back for more unusual option trades and analysis in MannKind Corporation (NASDAQ:MNKD) ahead of their data release.