I was trying to chart and track the actual underlying index for VXX. VXX is an ETN, not an index, right? Is it any of these? -- Symbol Company Name Type Exchange $VXD.X CBOE DJIA Volatility Index (INDEX) Index Market Data Express $EVZ.X CBOE EuroCurrency Volatility (COMMON STOCK) Index Market Data Express $GVZ.X CBOE Gold Volatility (INDEX) Index Market Data Express $VIX.X CBOE MKT VOLATILITY IDX (CBOE MKT VOLATILITY IDX) Index Market Data Express $VXN.X CBOE Nasdaq Market Volatility Index (INDEX) Index Market Data Express $VXO.X CBOE OEX Volatility Index (INDEX) Index Market Data Express $VXV.X CBOE S&P 500 3-Month Volatility Index (COMMON STOCK) Index Market Data Express $VXB.X CBOE Volatility Index (INDEX) Index Market Data Express $VSX.X NDX VOLT IDX SET (NDX VOLT IDX SET) Index CBOE $RSL.X RUT VOLT IDX SET (RUT VOLT IDX SET) Index CBOE $RVX.X CBOE RUS 2000 VL Index Market Data Express $DDB.X Jumbo CBOE DJ Volatility Indx Bid Price (INDEX) Index Market Data Express ---- $VXV.X and VXX and VXN stockcharts.com/c-sc/sc?chart=$VXV,uu[1090,900]iacayyay[d1][pb55!b89!b144][vc60][iLa8,17,9!La12,25,9!Lb21] realtime.bigcharts.com/custom/ameritrade-unified/big.chart?symb=VXX&time=1dy&compidx=aaaaa~0&uf=0&type=4&time=3dy&ma=4&freq=2mi&maval=72&lf=1&lf2=2&lf3=4&size=4&style=330&mocktick=1 stockcharts.com/c-sc/sc?chart=$VIX,uu[1090,900]iacayyay[d1][pb55!b89!b144][vc60][iLa8,17,9!La12,25,9!Lb21]