These were the worst performing ETFs of the week.
BOIL — ProShares Ultra Bloomberg Natural Gas -25.71%
KEUA — KraneShares European Carbon Allowance Strategy ETF -17.06%
GRN — iPath Series B Carbon ETF -16.98%
GDXD — MicroSectors Gold Miners -3X Inverse Leveraged ETNs -16.97%
FLYD — MicroSectors Travel -3X Inverse Leveraged ETN -13.76%