ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

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

Q4 2025
Shares 24,758 Value ($000) $334 Avg Close $15.16 Range $13.27 - $18.32
Q3 2025
Shares 24,818 Value ($000) $383 Avg Close $14.10 Range $12.54 - $15.47
Q2 2025
Shares 24,910 Value ($000) $318 Avg Close $13.55 Range $10.86 - $16.05
Q1 2025
Shares 24,869 Value ($000) $395 Avg Close $15.21 Range $13.80 - $16.86
Q4 2024
Shares 25,013 Value ($000) $368 Avg Close $17.11 Range $14.47 - $20.27
Q3 2024
Shares 21,411 Value ($000) $372 Avg Close $15.78 Range $12.46 - $18.36
Q2 2024
Shares 21,294 Value ($000) $283 Avg Close $13.78 Range $12.26 - $15.95
Q1 2024
Shares 18,896 Value ($000) $298 Avg Close $15.91 Range $13.95 - $19.19
Q4 2023
Shares 16,375 Value ($000) $309 Avg Close $18.57 Range $14.04 - $21.32
Q3 2023
Shares 13,328 Value ($000) $283 Avg Close $26.69 Range $20.50 - $30.76
Q2 2023
Shares 12,026 Value ($000) $336 Avg Close $24.94 Range $21.78 - $29.71
Q1 2023
Shares 11,743 Value ($000) $271 Avg Close $21.96 Range $19.68 - $24.18
Q4 2022
Shares 8,621 Value ($000) $177 Avg Close $21.88 Range $17.32 - $26.34
Q3 2022
Shares 9,993 Value ($000) $217 Avg Close $22.52 Range $18.74 - $26.20
Q2 2022
Shares 6,905 Value ($000) $134 Avg Close $19.40 Range $16.92 - $21.97
Q1 2022
Shares 7,228 Value ($000) $146 Avg Close $19.47 Range $17.84 - $22.09
Q4 2021
Shares 3,740 Value ($000) $80 Avg Close $20.92 Range $18.50 - $24.99
Q3 2021
Shares 3,740 Value ($000) $71 Avg Close $20.30 Range $17.94 - $23.69
Q2 2021
Shares 3,740 Value ($000) $85 Avg Close $19.71 Range $16.40 - $22.81
Q1 2021
Shares 72,795 Value ($000) $1,335 Avg Close $16.01 Range $13.45 - $20.25
Q4 2020
Shares 77,401 Value ($000) $1,056 Avg Close $10.67 Range $8.12 - $13.98
Q3 2020
Shares 3,740 Value ($000) $31 Avg Close $8.02 Range $6.69 - $9.18
Q2 2020
Shares 3,740 Value ($000) $28 Avg Close $7.92 Range $6.66 - $9.31
Q1 2020
Shares 3,740 Value ($000) $28 Avg Close $9.48 Range $6.11 - $11.07
Q4 2019
Shares 3,740 Value ($000) $37 Avg Close $9.21 Range $8.32 - $10.24
Q3 2019
Shares 3,740 Value ($000) $35 Avg Close $10.08 Range $8.61 - $12.04
Q2 2019
Shares 3,740 Value ($000) $39 Avg Close $9.84 Range $8.69 - $11.11
Q1 2019
Shares 3,740 Value ($000) $33 Avg Close $7.96 Range $6.56 - $9.18
Q4 2018
Shares 3,740 Value ($000) $25 Avg Close $7.87 Range $6.17 - $9.28
Q3 2018
Shares 3,740 Value ($000) $33 Avg Close $8.85 Range $7.68 - $10.25
Q2 2018
Shares 1,631 Value ($000) $13 Avg Close $8.43 Range $7.56 - $9.36
Q1 2018
Shares 1,631 Value ($000) $13 Avg Close $8.08 Range $6.17 - $9.21
Q4 2017
Shares 6,528 Value ($000) $57 Avg Close $9.12 Range $7.48 - $11.30
Q3 2017
Shares 6,528 Value ($000) $52 Avg Close $7.14 Range $6.13 - $8.43
Q2 2017
Shares 6,528 Value ($000) $54 Avg Close $8.01 Range $7.11 - $8.77
Q4 2016
Shares 20,000 Value ($000) $207 Avg Close $12.01 Range $8.53 - $16.30
Q3 2016
Shares 20,000 Value ($000) $320 Avg Close $12.16 Range $8.35 - $16.67
Q2 2016
Shares 20,000 Value ($000) $178 Avg Close $10.67 Range $7.77 - $13.35
Q1 2016
Shares 20,000 Value ($000) $207 Avg Close $7.29 Range $5.28 - $10.82
Q4 2015
Shares 10,000 Value ($000) $71 Avg Close $6.31 Range $2.09 - $9.50