Among the best performing non-leveraged ETFs of Monday, the ProShares VIX Short-Term Futures ETF (VIXY) rose 5.0%. The CBOE Volatility Index, or VIX, and volatility-related exchange traded funds jumped Monday as another round of aggressive interest rate hike speculation stoked fears of a potential economic recession ahead. Over the past few weeks, equities have rallied with a return to a risk-on mood on growing expectations of a more muted Federal Reserve monetary policy outlook in face of falling inflationary pressures.