Jeffrey Aronin, the former CEO of Marathon Pharmaceuticals LLC, has been building a portfolio of new drug companies under the Paragon Biosciences LLC umbrella over the last two years, with a focus on artificial intelligence and rare disease. At Paragon, he's incubating and launching start-ups to be led by independent management teams and staying away from drug-pricing decisions.
"We build independent companies, so we don't focus on pricing. That is not an area we are focused on," Aronin...








