CAMBRIDGE, Mass. & MONTREAL--(BUSINESS WIRE)--Repare Therapeutics Inc. (“Repare” or the “Company”) (Nasdaq: RPTX), a clinical-stage precision oncology company, today announced that following the announcement on November 14, 2025 of the entering into of a definitive arrangement agreement with XenoTherapeutics, Inc. and Xeno Acquisition Corp. (jointly, “Xeno”), a non-profit biotechnology company, pursuant to which Xeno will acquire (the “Transaction”) all of the issued and outstanding common shar.