Biotechnology Confirming rumors developing over the weekend that pushed the share of USA-based Forty Seven up as much as 35%, to a market capitalization of about $2.3 billion, US biotech major Gilead Sciences this morning announced that it has entered into a definitive agreement to acquire the company for $95.50 per share in cash, representing a premium of 64.7% to the stock's Friday closing price. 2 March 2020