ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q4 2025
Shares 949,489 Value ($000) $12,808 Avg Close $15.16 Range $13.27 - $18.32
Q3 2025
Shares 925,097 Value ($000) $14,265 Avg Close $14.10 Range $12.54 - $15.47
Q2 2025
Shares 902,389 Value ($000) $11,532 Avg Close $13.55 Range $10.86 - $16.05
Q1 2025
Shares 806,371 Value ($000) $12,813 Avg Close $15.21 Range $13.80 - $16.86
Q4 2024
Shares 768,091 Value ($000) $11,291 Avg Close $17.11 Range $14.47 - $20.27
Q3 2024
Shares 678,843 Value ($000) $11,805 Avg Close $15.78 Range $12.46 - $18.36
Q2 2024
Shares 744,655 Value ($000) $9,896 Avg Close $13.78 Range $12.26 - $15.95
Q1 2024
Shares 906,790 Value ($000) $14,318 Avg Close $15.91 Range $13.95 - $19.19
Q4 2023
Shares 889,598 Value ($000) $16,760 Avg Close $18.57 Range $14.04 - $21.32
Q3 2023
Shares 829,556 Value ($000) $17,594 Avg Close $26.69 Range $20.50 - $30.76
Q2 2023
Shares 757,617 Value ($000) $21,175 Avg Close $24.94 Range $21.78 - $29.71
Q1 2023
Shares 685,567 Value ($000) $15,800 Avg Close $21.96 Range $19.68 - $24.18
Q4 2022
Shares 678,209 Value ($000) $14 Avg Close $21.88 Range $17.32 - $26.34
Q3 2022
Shares 642,880 Value ($000) $13,977 Avg Close $22.52 Range $18.74 - $26.20
Q2 2022
Shares 573,584 Value ($000) $11,138 Avg Close $19.40 Range $16.92 - $21.97
Q1 2022
Shares 515,909 Value ($000) $10,391 Avg Close $19.47 Range $17.84 - $22.09
Q4 2021
Shares 487,346 Value ($000) $10,473 Avg Close $20.92 Range $18.50 - $24.99
Q3 2021
Shares 484,487 Value ($000) $9,220 Avg Close $20.30 Range $17.94 - $23.69
Q2 2021
Shares 387,761 Value ($000) $8,832 Avg Close $19.71 Range $16.40 - $22.81
Q1 2021
Shares 296,436 Value ($000) $5,433 Avg Close $16.01 Range $13.45 - $20.25
Q4 2020
Shares 248,791 Value ($000) $3,393 Avg Close $10.67 Range $8.12 - $13.98
Q3 2020
Shares 231,272 Value ($000) $1,896 Avg Close $8.02 Range $6.69 - $9.18
Q2 2020
Shares 226,085 Value ($000) $1,720 Avg Close $7.92 Range $6.66 - $9.31
Q1 2020
Shares 206,359 Value ($000) $1,534 Avg Close $9.48 Range $6.11 - $11.07
Q4 2019
Shares 141,572 Value ($000) $1,386 Avg Close $9.21 Range $8.32 - $10.24
Q3 2019
Shares 109,352 Value ($000) $1,013 Avg Close $10.08 Range $8.61 - $12.04
Q2 2019
Shares 62,030 Value ($000) $646 Avg Close $9.84 Range $8.69 - $11.11
Q1 2019
Shares 30,934 Value ($000) $270 Avg Close $7.96 Range $6.56 - $9.18
Q4 2018
Shares 30,934 Value ($000) $208 Avg Close $7.87 Range $6.17 - $9.28
Q3 2018
Shares 30,934 Value ($000) $277 Avg Close $8.85 Range $7.68 - $10.25
Q2 2018
Shares 30,934 Value ($000) $250 Avg Close $8.43 Range $7.56 - $9.36
Q1 2017
Shares 126,104 Value ($000) $1,049 Avg Close $9.28 Range $7.11 - $11.46
Q4 2016
Shares 462,808 Value ($000) $4,790 Avg Close $12.01 Range $8.53 - $16.30
Q3 2016
Shares 754,809 Value ($000) $12,062 Avg Close $12.16 Range $8.35 - $16.67
Q2 2016
Shares 843,607 Value ($000) $7,499 Avg Close $10.67 Range $7.77 - $13.35
Q1 2016
Shares 857,615 Value ($000) $8,867 Avg Close $7.29 Range $5.28 - $10.82
Q4 2015
Shares 859,229 Value ($000) $6,075 Avg Close $6.31 Range $2.09 - $9.50
Q3 2015
Shares 868,420 Value ($000) $1,858 Avg Close $2.59 Range $2.07 - $3.07
Q2 2015
Shares 868,420 Value ($000) $2,379 Avg Close $2.93 Range $2.28 - $3.71
Q1 2015
Shares 928,763 Value ($000) $2,405 Avg Close $3.44 Range $2.49 - $5.37
Q4 2014
Shares 945,174 Value ($000) $4,981 Avg Close $4.54 Range $3.30 - $5.42
Q3 2014
Shares 973,524 Value ($000) $3,446 Avg Close $4.37 Range $3.54 - $5.15
Q2 2014
Shares 973,944 Value ($000) $4,793 Avg Close $5.16 Range $4.10 - $6.18
Q1 2014
Shares 992,930 Value ($000) $5,282 Avg Close $4.92 Range $3.82 - $6.98
Q4 2013
Shares 1,014,769 Value ($000) $5,643 Avg Close $5.62 Range $4.56 - $7.55
Q3 2013
Shares 1,032,254 Value ($000) $7,483 Avg Close $5.20 Range $3.99 - $7.75
Q2 2013
Shares 839,572 Value ($000) $3,468 Avg Close $3.81 Range $3.24 - $4.50