QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

Allspring Global Investments Holdings, LLC's Holding History (CIK: 0001890906)

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

Q3 2024

Shares 292 Value ($000) $0 Avg Close $0.97 Range $0.79 - $1.26

Q1 2023

Shares 23,567 Value ($000) $41 Avg Close $1.97 Range $1.54 - $2.63

Q4 2022

Shares 24,751 Value ($000) $45 Avg Close $2.58 Range $1.72 - $3.61

Q3 2022

Shares 7,015 Value ($000) $19 Avg Close $3.20 Range $2.31 - $4.43

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2024	292	$0	$0.97	$0.79 - $1.26
Q1 2023	23,567	$41	$1.97	$1.54 - $2.63
Q4 2022	24,751	$45	$2.58	$1.72 - $3.61
Q3 2022	7,015	$19	$3.20	$2.31 - $4.43