PPA vs ARKX Aerospace ETF Showdown: Which ETF Is the High Flier for 2026?

The article compares two aerospace and defense ETFs: Invesco Aerospace & Defense ETF (PPA), a passively managed fund focused on traditional defense contractors with lower costs and higher long-term returns, and ARK Space & Defense Innovation ETF (ARKX), an actively managed fund with higher volatility that concentrates on space technology innovation. While PPA offers stability and lower fees, ARKX has delivered stronger recent returns, making the choice dependent on investor risk tolerance and confidence in active management.