ARK Investment Management LLC (commonly referred to as "ARK" or "ARK Invest") is an American investment management firm based in St. Petersburg, Florida, that manages several actively managed exchange-traded funds (ETFs), and the ARK Venture Fund, a closed-end interval fund that invests in both public and private companies. It was founded by Cathie Wood in 2014. At the height of February 2021, the company had US$50 billion in assets under management.
https://en.wikipedia.org/wiki/Ark_Invest