 RESEARCH TRIANGLE PARK, N.C., Feb. 17, 2021 GLOBE NEWSWIRE -- G1 Therapeutics, Inc. Nasdaq: GTHX, a commercial-stage oncology company, will host a webcast and conference call to provide a corporate and financial update for the fourth quarter and full year of 2020 on Wednesday, February 24, 2021 at 4:30 p.m. ET. 