Several exchange-traded fund (ETF) providers line up after Calamos and Innovator’s recent foray into structured ETFs..

Granite Shares and REX Shares are gearing up for the launch of their first autocallable ETFs, making more underlying assets available, recent filings to the US Securities and Exchange Commission (SEC) show. In this week’s Spotlight, we look at the similarities and differences of the latest proposed offerings compared to the three autocallable ETFs available on NYSE Arca by Calamos Investments and Innovator Capital Management .    The new structured ETFs aim to generate a stable