Fintech companies around the world are receiving huge funding rounds at sky high valuations; Goldman Sachs’ Principal Strategic Investments Group (PSI) prefers to stay away from such overhyped companies; they have recently invested in small business credit information provider Nav and robo investor Nutmeg; The PSI group was started in 1999 and now has more than $1 billion worth of stakes in companies around the world; PSI converts about 2% or 3% of the companies it looks at into investments. Source.