Audax Private Equity, a private equity firm, and existing shareholders of Stout, agreed to acquire a minority stake in Stout, an investment bank. Financial terms were not disclosed. "This partnership marks the next chapter in the long-term growth of Stout. We are excited to join the Audax family and I am grateful for their confidence in Stout and our ability to continue our growth trajectory. Most importantly, I, along with co-founders Jeff Risius and John Ross, wish to thank our Stout colleagues who have worked tirelessly to make this firm a success," Craige Stout, Stout CEO.