Martine Rothblatt, United Therapeutics: $37.1 million (£28.4m)
The only transgender woman to feature in the top 30, big pharma CEO and industry visionary Rothblatt has been described as a “futurist, entrepreneur and philosopher”. Rothblatt made $37.1 million (£28.4m) in 2017, with $1.16 million (£887k) of that as a base salary, and the remaining $33.12 million (£25.3m) in stock options.