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iPath Series B S&P 500 VIX Short-Term Futures ETN vs State Street SPDR S&P 500 ETF Trust

Over the past year VXX returned −33.2% and SPY returned +7.9%; their daily moves had a correlation of -0.84.

VXX −33.2% SPY +7.9%Growth of $1, one year, split-adjusted
MetricVXXSPY
Price$21.95$735.29
Market cap—$780.09B
Today−1.13%+0.31%
1 month+27.3%−5.0%
6 months−21.8%−0.3%
Year to date−17.1%+7.8%
1 year−34.8%+8.5%
Revenue growth (YoY)——
Gross margin——
Net margin——
P/E (TTM)——
Price / sales——
Net cash——
Dividend yield—1.03%
Volatility (60d)70.1%13.8%
Short % of float——
Next earnings——

Shading marks the stronger figure where one clearly exists (lower is better for valuation and volatility).