Concerned about an AI bubble? Sign up for The Daily Upside for smart and actionable market news, built for investors. Look who decided to show up. Nearly two decades after some of its main competitors launched junk bond index exchange-trade funds, Vanguard is finally doing the same, according to a recent SEC filing. The US High-Yield Corporate Bond Index ETF (VCHY), expected to launch in June, will track Bloomberg’s US High Yield $250MM 2% Issuer Capped Index. Both the iShares iBoxx $ High Yield Corpora ...