"You can take a playbook out of last year and say 'If we get rising variant and we get restrictions, more stimulus money is coming.' And, what have we learned about stimulus money? It goes right into the brokerage account. It goes right into the stock market," said Bianco. "The flows in ETFs' record was late March when we got the $1200 checks." Despite the challenging backdrop, Bianco expects the broader market to hold up until the end of the year. "For the next several months, we can argue inflation is transitory or not. We're not going to get a resolution on that. [The] stock market will be okay," he said.