i*t2013-09-28 07:092 楼This is not a stock. It's a derivative base on Vix index, which in turn isderived from the premium people pay for the S&P put. In light of thecongress budget fight, people see the need to protect their position withputs.【在 l*******n 的大作中提到】: 想请教一下关于tvix,昨天大盘没怎么跌,这个股票怎么涨了这么多?