The ever-volatile biotech sector is making noise today. Viking Therapeutics Inc (NASDAQ:VKTX) is soaring up the charts, while Intellia Therapeutics Inc (NASDAQ:NTLA) stumbles.Viking Could Burn Shorts' ShipVKTX is up 24% to trade at $74.75 today, after the company's third-quarter loss came in below analyst estimates. The big driver though is the encouraging pipeline update on its obesity drug, which showed promising results in clinical studies. This is even more notable considering Viking doesn't have an app ...