 MOUNTAIN VIEW, Calif., Nov. 08, 2021 GLOBE NEWSWIRE -- IGM Biosciences, Inc. Nasdaq: IGMS, a clinical-stage biotechnology company focused on creating and developing engineered IgM antibodies, today announced that management will participate in a fireside chat at the Stifel 2021 Virtual Healthcare Conference on Monday, November 15, 2021 at 2:00 p.m. EST. 