Axios Pro Exclusive ContentIllustration: Aïda Amer/AxiosCapital Rx, a pharmacy benefit management (PBM) startup, raised $400 million led by Wellington Management and General Catalyst.Why it matters: The company bills itself as a transparent alternative to the perennially scrutinized traditional PBM model.Go deeperJim VandeHei, Mike AllenColumn / Behind the CurtainBehind the Curtain: The most unprecedented presidency in 250 yearsPhoto illustration: Sarah Grillo/Axios. Photo: Kevin Dietsch/Getty ...