NEW YORK, Dec. 12, 2019 (GLOBE NEWSWIRE) -- OHA Investment Corporation (Nasdaq: OHAI) (the “Company” or “OHAI”) announced today that it obtained stockholder approval for its proposed merger (the “Merger”) with Portman Ridge Finance Corporation (Nasdaq: PTMN) (“PTMN”) at a special meeting of the Company’s stockholders held on December 12, 2019. The Merger is currently expected to close on or around December 18, 2019, subject to satisfaction of customary closing conditions.