Cathie Wood is buying Tesla again after steadily trimming position for months

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

Cathie Wood is again buying Tesla stock after a hiatus since June, signaling shares of the electric car maker may have fallen to a level the innovation investor finds attractive.