SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q1 2022
Shares 31,600 Value ($000) $275 Avg Close $10.25 Range $7.51 - $16.30
Q4 2021
Shares 31,600 Value ($000) $506 Avg Close $15.88 Range $12.64 - $18.84
Q1 2021
Shares 20,700 Value ($000) $305 Avg Close $17.60 Range $12.70 - $22.23
Q4 2020
Shares 20,700 Value ($000) $401 Avg Close $15.59 Range $11.03 - $23.64
Q3 2020
Shares 23,300 Value ($000) $260 Avg Close $11.83 Range $8.50 - $14.37
Q4 2019
Shares 16,500 Value ($000) $159 Avg Close $10.78 Range $8.74 - $12.46
Q3 2019
Shares 16,063 Value ($000) $170 Avg Close $10.54 Range $8.86 - $12.65
Q2 2019
Shares 11,500 Value ($000) $132 Avg Close $12.04 Range $9.91 - $14.48
Q1 2019
Shares 11,200 Value ($000) $143 Avg Close $10.61 Range $6.00 - $13.50