The National Institutes of Health (NIH) is offering the Predoctoral to Postdoctoral Transition Award (Parent F99/K00) to support promising graduate students as they complete their doctoral research training and transition into mentored postdoctoral career development opportunities in relevant research areas. This grant aims to retain talented individuals within the biomedical research workforce, aligning with the missions of participating NIH Institutes and Centers. The funding opportunity is categorized as discretionary, with no cost-sharing or matching requirements, and is open to small businesses. Interested applicants should note that the estimated synopsis post date is January 23, 2026, with a closing date of April 8, 2026, and the estimated award date is December 8, 2026. For further inquiries, applicants can contact the Division of Biomedical Research Workforce at NIH via email at nihtrain@mail.nih.gov or by phone at 301-451-0993.