SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM's Holding History (CIK: 0000938076)

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

Q1 2022

Shares 11,007 Value ($000) $96 Avg Close $10.25 Range $7.51 - $16.30

Q4 2021

Shares 11,007 Value ($000) $176 Avg Close $15.88 Range $12.64 - $18.84

Q3 2021

Shares 11,007 Value ($000) $203 Avg Close $16.05 Range $12.75 - $19.87

Q2 2021

Shares 11,007 Value ($000) $154 Avg Close $13.97 Range $11.75 - $15.94

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	11,007	$96	$10.25	$7.51 - $16.30
Q4 2021	11,007	$176	$15.88	$12.64 - $18.84
Q3 2021	11,007	$203	$16.05	$12.75 - $19.87
Q2 2021	11,007	$154	$13.97	$11.75 - $15.94