QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

B. Riley Wealth Advisors, Inc.'s Holding History (CIK: 0001464811)

Note: Option positions (PUT/CALL) are excluded.

Q3 2021

Shares 15,000 Value ($000) $126 Avg Close $9.85 Range $7.43 - $14.17

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	15,000	$126	$9.85	$7.43 - $14.17