Precigen Reports Fourth Quarter and Full Year 2020 Financial Results - Company successfully accomplished anticipated 2020 clinical milestones despite challenges due to the ongoing pandemic - - Strengthened balance sheet with successful public offering while streamlining operations and reducing operating costs - - Initial data readouts from PRGN-3005 and PRGN-3006 UltraCAR-T® clinical trials demonstrated encouraging expansion, persistence and clinical activity - - A PRGN-3006 UltraCAR-T patient achieved complete remission with incomplete hematologic recovery (CRi) per ELN criteria - - Initiated first AdenoVerse™ immunotherapy clinical trial for PRGN-2009 in HPV-associated solid tumors - - Interim data for AG019 ActoBiotics™ in T1D indicate encouraging trends in C-peptide levels and ability to induce antigen-specific immune modulation following only one treatment cycle of oral AG019 as monotherapy or combination -