Celgene to buy Juno Therapeutics By: MarketMinute.com Stock News January 22, 2018 at 16:19 PM EST Celgene Corp. (Nasdaq: CELG) agreed to acquire Juno Therapeutics Inc. (Nasdaq: JUNO) for a premium of approximately $9 billion in cash. Shares of Celgene added 26 cents to close at $102.91 while Juno stock surged $18.19 to close at $86.00. Related Stocks: Celgene Corp