An updated version of Exact Sciences' key product just got regulatory approval. That could help the healthcare stock stage a comeback.

Famed innovation investor Cathie Wood is attempting to stage a comeback after a somewhat sluggish past few years. Though the Ark funds may be down and trailing the market, Wood isn’t letting volatility stop her from continuing to make bold and,

While Cathie Wood, chief executive of Ark Investment Management, specializes in small- and midcap technology stocks, sometimes she goes for the megacaps. The idea presumably is to provide ballast for her funds, which consist mostly of riskier stocks. Sometimes she’ll even buy when the stocks are rising, and that’s what she did Tuesday.

Ark Invest CEO Cathie Wood is one of the most outspoken personalities on Wall Street. Wood has garnered a large following thanks to her consistently bullish convictions around emerging technologies. Right now,

Nubank, Latin America’s largest fintech bank, has the ability to grow globally. A recent pullback in its parent company’s shares offers an attractive entry point.