K1 Investment Management, LLC ("K1"), one of the largest investors in small-cap enterprise software companies, today announced that its portfolio company Irwin, a leading provider of investor relations (IR) and capital markets software, has entered into a definitive agreement to be acquired by FactSet (NYSE: FDS | NASDAQ: FDS), a global financial digital platform and enterprise solutions provider. The transaction is expected to close in the coming weeks and marks K1's second exit to a publicly t