ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

RICE HALL JAMES & ASSOCIATES, LLC's Holding History (CIK: 0001230765)

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

Q4 2025

Shares 121,998 Value ($000) $1,646 Avg Close $15.16 Range $13.27 - $18.32

Q3 2025

Shares 149,272 Value ($000) $2,302 Avg Close $14.10 Range $12.54 - $15.47

Q2 2025

Shares 220,077 Value ($000) $2,813 Avg Close $13.55 Range $10.86 - $16.05

Q1 2025

Shares 239,518 Value ($000) $3,806 Avg Close $15.21 Range $13.80 - $16.86

Q4 2024

Shares 240,354 Value ($000) $3,533 Avg Close $17.11 Range $14.47 - $20.27

Q3 2024

Shares 246,472 Value ($000) $4,286 Avg Close $15.78 Range $12.46 - $18.36

Q2 2024

Shares 133,718 Value ($000) $1,777 Avg Close $13.78 Range $12.26 - $15.95

Q1 2024

Shares 142,913 Value ($000) $2,257 Avg Close $15.91 Range $13.95 - $19.19

Q4 2023

Shares 142,561 Value ($000) $2,686 Avg Close $18.57 Range $14.04 - $21.32

Q3 2023

Shares 149,720 Value ($000) $3,176 Avg Close $26.69 Range $20.50 - $30.76

Q2 2023

Shares 149,923 Value ($000) $4,190 Avg Close $24.94 Range $21.78 - $29.71

Q1 2023

Shares 221,779 Value ($000) $5,112 Avg Close $21.96 Range $19.68 - $24.18

Q4 2022

Shares 225,771 Value ($000) $4,626 Avg Close $21.88 Range $17.32 - $26.34

Q3 2022

Shares 234,479 Value ($000) $5,098 Avg Close $22.52 Range $18.74 - $26.20

Q2 2022

Shares 233,991 Value ($000) $4,544 Avg Close $19.40 Range $16.92 - $21.97

Q1 2022

Shares 194,614 Value ($000) $3,920 Avg Close $19.47 Range $17.84 - $22.09

Q4 2021

Shares 193,914 Value ($000) $4,167 Avg Close $20.92 Range $18.50 - $24.99

Q3 2021

Shares 132,097 Value ($000) $2,514 Avg Close $20.30 Range $17.94 - $23.69

Q2 2021

Shares 132,800 Value ($000) $3,025 Avg Close $19.71 Range $16.40 - $22.81

Q1 2021

Shares 140,070 Value ($000) $2,569 Avg Close $16.01 Range $13.45 - $20.25

Q4 2020

Shares 197,199 Value ($000) $2,690 Avg Close $10.67 Range $8.12 - $13.98

Q3 2020

Shares 205,145 Value ($000) $1,682 Avg Close $8.02 Range $6.69 - $9.18

Q2 2020

Shares 186,593 Value ($000) $1,417 Avg Close $7.92 Range $6.66 - $9.31

Q1 2020

Shares 134,550 Value ($000) $1,001 Avg Close $9.48 Range $6.11 - $11.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	121,998	$1,646	$15.16	$13.27 - $18.32
Q3 2025	149,272	$2,302	$14.10	$12.54 - $15.47
Q2 2025	220,077	$2,813	$13.55	$10.86 - $16.05
Q1 2025	239,518	$3,806	$15.21	$13.80 - $16.86
Q4 2024	240,354	$3,533	$17.11	$14.47 - $20.27
Q3 2024	246,472	$4,286	$15.78	$12.46 - $18.36
Q2 2024	133,718	$1,777	$13.78	$12.26 - $15.95
Q1 2024	142,913	$2,257	$15.91	$13.95 - $19.19
Q4 2023	142,561	$2,686	$18.57	$14.04 - $21.32
Q3 2023	149,720	$3,176	$26.69	$20.50 - $30.76
Q2 2023	149,923	$4,190	$24.94	$21.78 - $29.71
Q1 2023	221,779	$5,112	$21.96	$19.68 - $24.18
Q4 2022	225,771	$4,626	$21.88	$17.32 - $26.34
Q3 2022	234,479	$5,098	$22.52	$18.74 - $26.20
Q2 2022	233,991	$4,544	$19.40	$16.92 - $21.97
Q1 2022	194,614	$3,920	$19.47	$17.84 - $22.09
Q4 2021	193,914	$4,167	$20.92	$18.50 - $24.99
Q3 2021	132,097	$2,514	$20.30	$17.94 - $23.69
Q2 2021	132,800	$3,025	$19.71	$16.40 - $22.81
Q1 2021	140,070	$2,569	$16.01	$13.45 - $20.25
Q4 2020	197,199	$2,690	$10.67	$8.12 - $13.98
Q3 2020	205,145	$1,682	$8.02	$6.69 - $9.18
Q2 2020	186,593	$1,417	$7.92	$6.66 - $9.31
Q1 2020	134,550	$1,001	$9.48	$6.11 - $11.07