These were the top performing ETFs of the week.
UVIX — 2x Long VIX Futures ETF +43.18%
BNKD — MicroSectors U.S. Big Banks Index -3X Inverse Leveraged ETNs +41.11%
KOLD — ProShares UltraShort Bloomberg Natural Gas +40.55%
LABD — Direxion Daily S&P Biotech Bear 3x Shares +32.72%
UVXY — ProShares Ultra VIX Short-Term Futures ETF +31.80%