QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

JANUS HENDERSON GROUP PLC's Holding History (CIK: 0001274173)

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

Q4 2022

Shares 22,044 Value ($000) $40 Avg Close $2.58 Range $1.72 - $3.61

Q3 2022

Shares 22,044 Value ($000) $60 Avg Close $3.20 Range $2.31 - $4.43

Q2 2022

Shares 22,206 Value ($000) $52 Avg Close $3.83 Range $2.22 - $4.97

Q1 2022

Shares 21,967 Value ($000) $102 Avg Close $4.87 Range $3.72 - $8.30

Q4 2021

Shares 21,957 Value ($000) $173 Avg Close $7.53 Range $5.33 - $9.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	22,044	$40	$2.58	$1.72 - $3.61
Q3 2022	22,044	$60	$3.20	$2.31 - $4.43
Q2 2022	22,206	$52	$3.83	$2.22 - $4.97
Q1 2022	21,967	$102	$4.87	$3.72 - $8.30
Q4 2021	21,957	$173	$7.53	$5.33 - $9.10