M&A wrap: KKR, Jim Momtazee, Patient Square, Sanofi, Levine Leichtman, Roark, Hightower Advisors

Former KKR executive Jim Momtazee launches a private equity firm focused on healthcare, leveraging interest in the sector due to the Covid-19 pandemic. Sanofi buys biotech company Principia. Levine Leichtman-backed Capsa Healthcare makes add-on.