 RESEARCH TRIANGLE PARK, N.C., Oct. 28, 2020 GLOBE NEWSWIRE -- G1 Therapeutics, Inc. Nasdaq: GTHX, a clinical-stage oncology company, today announced that it will host a webcast and conference call to provide a corporate and financial update for the third quarter of 2020 on Wednesday, November 4, 2020 at 4:30 p.m. ET. 