Tilting toward the night has been an effective strategy to capture Wall Street’s reaction to CPI releases. The NightShares 500 1x/1.5x ETF (NSPL) enables investors to leverage their exposure to the night session in a cost-effective and efficient way. At market close on the day of the CPI release, the SPDR S&P 500 ETF Trust (SPY) had rallied 0.80%.