Outlier 1y Zscore: -2.70 for VSTOXX3=17.50 #zscore #eur #vol #zscore http May 02 20172017-05-02 Outlier 1y Zscore: -2.70 for VSTOXX3=17.50 #zscore #eur #vol #zscore https://t.co/lzLsXHKSIG