Why Is Mira Pharmaceuticals (MIRA) Stock Down 27% Today?

Mira Pharmaceuticals (NASDAQ:MIRA) stock is down on Tuesday as the clinical-stage pharmaceutical company's shares come off of a major rally on Monday. Shares of MIRA stock closed out Monday's normal trading hours up 627.4%. That came alongside heavy trading with more than 153 million shares traded. For comparison, its daily average trading volume is about 3.2 million shares. Mira Pharmaceuticals stock experienced this rally after releasing data from a pre-clinical study of Ketamir-2. This is the company's n ...