December 31, 2020 Metals precious and industrial have been strong performers in 2020, and that could spill over into 2021, putting four Invesco ETFs in the spotlight. You can’t have a conversation about precious metals without mentioning gold. The DGL seeks to track changes, whether positive or negative, in the level of the DBIQ Optimum Yield Gold Index Excess Return™ (DBIQ Opt Yield Gold Index ER or Index) plus the interest income from the Fund’s holdings of primarily US Treasury securities and money market income less the Fund’s expenses. The Fund is designed for investors who want a cost-effective and convenient way to invest in commodity futures.