Cathie Wood's Ark Invest funds bought over 1.3 million shares of Twitter amid the stock's sell-off

Cathy Wood
Crystal Mercedes | CNBC

Star fund manager Cathie Wood significantly increased her shares of Twitter, buying into a steep decline for the social media stock.

Twitter's stock price dropped more than 15% on Friday for its fifth-straight day of declines. On Thursday evening, the company reported slower-than-expected user growth for the first quarter and soft revenue guidance for the second quarter.

More In Follow the Pros

CNBC ProCathie Wood talks about her top disruptive ideas, including Netflix and Tesla
CNBC ProThird Point's Daniel Loeb is bullish because of easy policies. Here’s what he’s betting on
CNBC ProAvoid crypto and 'meme stocks' and buy these instead, hedge fund manager says