GLSI - Trading in Greenwich LifeSciences briefly halted following huge upswing

Trading in microcap Greenwich LifeSciences, Inc. (GLSI) was briefly halted this afternoon following a major upswing in its share price that started around 12:45p ET and peaked at around 1:30p.Trading resumed just after 2p.At its peak at 1:27p today, Greenwich shares reached $52.27, 127% higher than the stock's closing price of $23 on Friday.It isn't entirely clear what is driving the stock price dramatically higher.Greenwich announced this morning that it hired Jaye Thompson, as VP, Clinical and Regulatory Affairs, to supervise the upcoming GP2 phase 3 trial full time.GP2, a breast cancer immunotherapy, is the company's lead asset.On Wednesday, the American Association for Cancer Research will publish the titles of two abstracts from Greenwich on GP2 that will be presented at the association's meeting next month.Greenwich shares are up 56.6% to $36.01 in afternoon trading.

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Trading in Greenwich LifeSciences briefly halted following huge upswing