ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

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

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

Q4 2025
Shares 113,666 Value ($000) $1,533 Avg Close $15.16 Range $13.27 - $18.32
Q3 2025
Shares 136,296 Value ($000) $2,102 Avg Close $14.10 Range $12.54 - $15.47
Q2 2025
Shares 136,296 Value ($000) $1,742 Avg Close $13.55 Range $10.86 - $16.05
Q1 2025
Shares 140,437 Value ($000) $2,232 Avg Close $15.21 Range $13.80 - $16.86
Q4 2024
Shares 138,061 Value ($000) $2,029 Avg Close $17.11 Range $14.47 - $20.27
Q3 2024
Shares 128,240 Value ($000) $2,230 Avg Close $15.78 Range $12.46 - $18.36
Q2 2024
Shares 128,240 Value ($000) $1,704 Avg Close $13.78 Range $12.26 - $15.95
Q1 2024
Shares 130,216 Value ($000) $2,056 Avg Close $15.91 Range $13.95 - $19.19
Q4 2023
Shares 146,179 Value ($000) $2,754 Avg Close $18.57 Range $14.04 - $21.32
Q3 2023
Shares 115,743 Value ($000) $2,455 Avg Close $26.69 Range $20.50 - $30.76
Q2 2023
Shares 118,671 Value ($000) $3,317 Avg Close $24.94 Range $21.78 - $29.71
Q1 2023
Shares 121,016 Value ($000) $2,789 Avg Close $21.96 Range $19.68 - $24.18
Q4 2022
Shares 136,158 Value ($000) $2,790 Avg Close $21.88 Range $17.32 - $26.34
Q3 2022
Shares 139,384 Value ($000) $3,030 Avg Close $22.52 Range $18.74 - $26.20
Q2 2022
Shares 142,234 Value ($000) $2,762 Avg Close $19.40 Range $16.92 - $21.97
Q1 2022
Shares 129,900 Value ($000) $2,616 Avg Close $19.47 Range $17.84 - $22.09
Q4 2021
Shares 122,900 Value ($000) $2,641 Avg Close $20.92 Range $18.50 - $24.99
Q3 2021
Shares 122,900 Value ($000) $2,339 Avg Close $20.30 Range $17.94 - $23.69
Q2 2021
Shares 116,000 Value ($000) $2,642 Avg Close $19.71 Range $16.40 - $22.81
Q1 2021
Shares 85,189 Value ($000) $1,562 Avg Close $16.01 Range $13.45 - $20.25
Q2 2020
Shares 11,300 Value ($000) $86 Avg Close $7.92 Range $6.66 - $9.31
Q1 2020
Shares 11,000 Value ($000) $82 Avg Close $9.48 Range $6.11 - $11.07