Antares Pharma Inc shares up 45% on Wednesday: how come?

Antares Pharma Inc shares (NASDAQ: ATRS) are up 45% on Wednesday after Halozyme Therapeutics said it will buy the New Jersey-headquartered company for $960 million in cash. Details of the agreement Th...

Antares Pharma Stock Soars After $960 Million Halozyme Buyout

Text size Nasdaq-listed Antares Pharma is being bought by Halozyme Therapeutics in a deal valued at $960 million. Michael Nagle/Bloomberg Shares of Antares Pharma surged more than 47% in premarket tra...