QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

Arizona State Retirement System's Holding History (CIK: 0001558481)

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

Q4 2022

Shares 23,590 Value ($000) $43 Avg Close $2.58 Range $1.72 - $3.61

Q3 2022

Shares 22,641 Value ($000) $62 Avg Close $3.20 Range $2.31 - $4.43

Q2 2022

Shares 22,286 Value ($000) $52 Avg Close $3.83 Range $2.22 - $4.97

Q1 2022

Shares 22,229 Value ($000) $104 Avg Close $4.87 Range $3.72 - $8.30

Q4 2021

Shares 21,942 Value ($000) $173 Avg Close $7.53 Range $5.33 - $9.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	23,590	$43	$2.58	$1.72 - $3.61
Q3 2022	22,641	$62	$3.20	$2.31 - $4.43
Q2 2022	22,286	$52	$3.83	$2.22 - $4.97
Q1 2022	22,229	$104	$4.87	$3.72 - $8.30
Q4 2021	21,942	$173	$7.53	$5.33 - $9.10