Specifically Wisebanyan which is a roboadvisor that does basic management for free where most places charge .25%-1% as a management fee. Wisebanyan makes their money via additional features which can be enabled for x dollars a month. For example tax loss harvesting is .25% up to a max of $20 a month. The actual securities are held by apex clearing for Wisebanyan.
They received 6 million in funding last year. How can we find out how stable they are?