According to sources, Cathie Wood, CEO of Ark Investment Management (ARKK, Financial), shifted her strategy this week by offloading a tech stock that tumbled nearly 50% last year. In a decisive move,

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.

Cathie Wood had one of her busiest days on the trading floor in months on Tuesday. The co-founder, CEO, and ace stock picker at Ark Invest added to 17 different existing positions across her aggressive growth exchange-traded funds in a single day.

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),