Cathie Wood, head of Ark Investment Management, is known for making bold bets — but she’s not afraid to change course when the market proves her wrong. That’s what she did this week. She unloaded a tech stock that tumbled nearly 50% last year.

Ark Invest co-founder and CEO Cathie Wood is one of the best-known growth investors in the realm of exchange-traded funds (ETFs). She also happens to be one of the most aggressive, loading up Ark Invest with high-flying and disruptive investments.

Cathie Wood’s comeback could continue through the year as most of her Ark Invest funds come roaring back alongside the tech trade. Though her broad basket of Ark funds hasn’t been as booming as your run-of-the-mill tech-centric index ETF (exchange-traded funds),

Ark Invest, led by Cathie Wood, made significant trades on Monday. Among the most prominent was the sale of shares in Palantir Technologies, as the stock continued its upward trajectory following impressive financial results.