Why Greenwich LifeSciences Stock Is Rising Today

Shares of Greenwich LifeSciences (NASDAQ: GLSI) were rising 4.3% higher as of 11:41 a.m. EDT on Friday after soaring as much as 38.2% earlier in the day. The gain came following the company's announcement of positive results from a phase 2b study evaluating immunotherapy GP2 in treating metastatic breast cancer. Greenwich's final five-year immune response data from its phase 2b study of GP2 were published in an abstract at the American Association for Cancer Research (AACR) Annual Meeting.