SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

ATLAS CAPITAL ADVISORS LLC's Holding History (CIK: 0001434165)

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

Q3 2022

Shares 727 Value ($000) $1,454 Avg Close $0.99 Range $0.68 - $3.18

Q1 2022

Shares 727 Value ($000) $6,325 Avg Close $10.25 Range $7.51 - $16.30

Q4 2021

Shares 727 Value ($000) $11,639 Avg Close $15.88 Range $12.64 - $18.84

Q3 2021

Shares 727 Value ($000) $13,384 Avg Close $16.05 Range $12.75 - $19.87

Q2 2021

Shares 727 Value ($000) $10,148 Avg Close $13.97 Range $11.75 - $15.94

Q4 2020

Shares 1 Value ($000) $19 Avg Close $15.59 Range $11.03 - $23.64

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	727	$1,454	$0.99	$0.68 - $3.18
Q1 2022	727	$6,325	$10.25	$7.51 - $16.30
Q4 2021	727	$11,639	$15.88	$12.64 - $18.84
Q3 2021	727	$13,384	$16.05	$12.75 - $19.87
Q2 2021	727	$10,148	$13.97	$11.75 - $15.94
Q4 2020	1	$19	$15.59	$11.03 - $23.64