SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q1 2023
Shares 64,388 Value ($000) $93 Avg Close $1.67 Range $1.35 - $2.04
Q4 2022
Shares 50,917 Value ($000) $88 Avg Close $1.87 Range $1.46 - $2.28
Q3 2022
Shares 186,570 Value ($000) $374 Avg Close $0.99 Range $0.68 - $3.18
Q2 2022
Shares 36,369 Value ($000) $27 Avg Close $2.91 Range $0.73 - $7.87
Q1 2022
Shares 26,027 Value ($000) $227 Avg Close $10.25 Range $7.51 - $16.30
Q2 2019
Shares 17,699 Value ($000) $204 Avg Close $12.04 Range $9.91 - $14.48
Q1 2019
Shares 3,074 Value ($000) $39 Avg Close $10.61 Range $6.00 - $13.50