GradBridge, a newly launched fintech focused exclusively on second-look private student lending, today announced the closing of a $20 million Series A funding round led by Acorn Investment Partners, a portfolio company of funds managed by Oaktree Capital Management L.P. The equity investment will support GradBridge's upcoming launch of a first-of-its-kind private student loan product exclusively designed for students who have exhausted federal and private options and are still committed to completing their education.