Investor Anxiety Grows As VIX Index Records Dramatic Increase Amid Fed Rate Hike Concerns: Why Is Volatility Spiking Thursday? - ProShares Trust VIX Mid-Term Futures ETF (BATS:VIXM), ProShares Trust Ultra VIX Short Term Futures ETF (BATS:UVXY), iPath Series B S&P 500 VIX Short-Term Futures ETN (BATS:VXX), ProShares Trust VIX Short-Term Futures ETF (BATS:VIXY)
Source: benzinga.com