Something I ran across this morning.  I think I need to learn more, but this looks like something those of us approaching retirement, and others, could find very useful.  Anyone familiar?

https://www.marketwatch.com/press-release/innovator-lists-sp-500-defined-outcome-etfs-seek-to-protect-against-losses-of-9-15-or-30-2018-08-08

• Defined downside protection levels
• Exposures to S&P 500 upside performance
• Low cost, flexible, liquid, and transparent
• No credit risk
• Resets annually and can be held indefinitely