Stephen has more than 20 experience as a journalist including stints at Bloomberg News, where he was deputy bureau chief and finance editor in Paris, and The Wall Street Journal.
Gupte also sees the news as positive for Cigna's deal to buy Express Scripts
The drug was developed along with Kyowa Hakko Kirin Co. Ltd.
The health insurer raises its earnings-per-share estimate for 2018
Biopharmaceutical company's treatment is aimed at head and neck cancers
Two companies were ordered to pay a total of US117mln