ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

Engineers Gate Manager LP's Holding History (CIK: 0001620220)

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

Q4 2025
Shares 38,412 Value ($000) $518 Avg Close $15.16 Range $13.27 - $18.32
Q3 2025
Shares 78,007 Value ($000) $1,203 Avg Close $14.10 Range $12.54 - $15.47
Q2 2025
Shares 14,075 Value ($000) $180 Avg Close $13.55 Range $10.86 - $16.05
Q1 2025
Shares 57,378 Value ($000) $912 Avg Close $15.21 Range $13.80 - $16.86
Q4 2024
Shares 78,877 Value ($000) $1,159 Avg Close $17.11 Range $14.47 - $20.27
Q2 2024
Shares 38,033 Value ($000) $505 Avg Close $13.78 Range $12.26 - $15.95
Q1 2024
Shares 69,503 Value ($000) $1,097 Avg Close $15.91 Range $13.95 - $19.19
Q4 2023
Shares 33,841 Value ($000) $638 Avg Close $18.57 Range $14.04 - $21.32
Q2 2021
Shares 41,890 Value ($000) $954 Avg Close $19.71 Range $16.40 - $22.81
Q1 2021
Shares 81,011 Value ($000) $1,486 Avg Close $16.01 Range $13.45 - $20.25
Q4 2020
Shares 36,783 Value ($000) $502 Avg Close $10.67 Range $8.12 - $13.98
Q1 2020
Shares 12,504 Value ($000) $93 Avg Close $9.48 Range $6.11 - $11.07
Q4 2019
Shares 22,828 Value ($000) $223 Avg Close $9.21 Range $8.32 - $10.24
Q3 2019
Shares 28,474 Value ($000) $264 Avg Close $10.08 Range $8.61 - $12.04
Q2 2019
Shares 11,239 Value ($000) $117 Avg Close $9.84 Range $8.69 - $11.11
Q1 2019
Shares 30,658 Value ($000) $268 Avg Close $7.96 Range $6.56 - $9.18
Q4 2018
Shares 37,033 Value ($000) $249 Avg Close $7.87 Range $6.17 - $9.28