Cathie Wood fears takeovers for her ARK stocks right now because they won't get a fair price

Catherine Wood, chief executive officer of ARK Investment Management LLC, speaks during the Milken Institute Global Conference in Beverly Hills, California, on Monday, Oct. 18, 2021.
Kyle Grillot | Bloomberg | Getty Images

ARK Invest CEO Cathie Wood's "greatest fear" is that names in her portfolio could be snapped up and taken private – the way Elon Musk is moving to buy Twitter.