Roku ( NASDAQ: ROKU) shares were on track to snap six straight sessions of gains, as the stock was down over 4% at $77.22 in afternoon trading on Thursday.

Tesla (TSLA) dominates Cathie Wood's ARK Innovation ETF (ARKK) holdings, but what other names back up the fund? Yahoo Finance Markets and Data Editor Jared Blikre, who also hosts Yahoo Finance's ...

ARKK ETF focuses on disruptive innovation with high risk and volatility. Given macro headwinds, ARKK is a hold or minor accumulation for diversification. See more.