Of at least 124 biotechs presenting at the JP Morgan Healthcare Conference, five finished the week up 15% or more, while only one was down more than 15%. Celgene Corp. (NASDAQ:CELG) added $6 billion in market cap to end the week at $40.7 billion. The company announced it is targeting net product sales of $12 billion in 2017, more than double the $5.4 billion it expects to report for 2012