CERRITOS, Calif., Jan. 05, 2026 (GLOBE NEWSWIRE) -- The Oncology Institute, Inc. (“TOI”) (NASDAQ: TOI), one of the largest value-based oncology groups in the United States, today announced that Mark Stolper has joined the Board of Directors, effective January 2, 2026. Mr. Stolper brings significant public markets, financial and operational leadership experience to The Oncology Institute’s board. Mr. Stolper serves as Executive Vice President and Chief Financial Officer of RadNet, Inc. (NASDAQ: RDNT), a posi ...