Cathie Wood, chief of Ark Investment Management, believes in tech stocks that will have a disruptive impact. She isn’t afraid to buy them on the way down — or up. Sometimes her strategy works: The ...

Cathie Wood is the founder of Ark Investment Management, which operates several exchange-traded funds (ETFs) focused on innovative technologies. In 2023, she predicted software companies would be the ...

Cathie Wood and her Ark Invest funds sold Oklo — the nuclear power startup backed by OpenAI head Sam Altman — and purchased ...