- Oops!Something went wrong.Please try again later.
Shares of Longeveron (NASDAQ: LGVN) were skyrocketing 72.9% as of 11:51 a.m. ET on Wednesday after more than doubling earlier in the day. An epic short squeeze appears to be underway. Longeveron announced on Nov. 18 that the U.S. Food and Drug Administration (FDA) granted a Rare Pediatric Disease designation to experimental drug Lomecel-B in treating a rare congenital heart defect.