ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q4 2025
Shares 105,000 Value ($000) $1,416 Avg Close $15.16 Range $13.27 - $18.32
Q3 2025
Shares 105,000 Value ($000) $1,619 Avg Close $14.10 Range $12.54 - $15.47
Q2 2025
Shares 105,000 Value ($000) $1,342 Avg Close $13.55 Range $10.86 - $16.05
Q1 2025
Shares 112,300 Value ($000) $1,784 Avg Close $15.21 Range $13.80 - $16.86
Q4 2024
Shares 112,300 Value ($000) $1,651 Avg Close $17.11 Range $14.47 - $20.27
Q3 2024
Shares 112,300 Value ($000) $1,953 Avg Close $15.78 Range $12.46 - $18.36
Q2 2024
Shares 112,300 Value ($000) $1,492 Avg Close $13.78 Range $12.26 - $15.95
Q1 2024
Shares 111,100 Value ($000) $1,754 Avg Close $15.91 Range $13.95 - $19.19
Q4 2023
Shares 111,100 Value ($000) $2,093 Avg Close $18.57 Range $14.04 - $21.32
Q3 2023
Shares 123,800 Value ($000) $2,626 Avg Close $26.69 Range $20.50 - $30.76
Q2 2023
Shares 110,200 Value ($000) $3,080 Avg Close $24.94 Range $21.78 - $29.71
Q1 2023
Shares 108,800 Value ($000) $2,508 Avg Close $21.96 Range $19.68 - $24.18
Q4 2022
Shares 120,500 Value ($000) $2,469 Avg Close $21.88 Range $17.32 - $26.34
Q3 2022
Shares 120,500 Value ($000) $2,620 Avg Close $22.52 Range $18.74 - $26.20
Q2 2022
Shares 120,500 Value ($000) $2,340 Avg Close $19.40 Range $16.92 - $21.97
Q1 2022
Shares 87,100 Value ($000) $1,754 Avg Close $19.47 Range $17.84 - $22.09
Q4 2021
Shares 82,700 Value ($000) $1,777 Avg Close $20.92 Range $18.50 - $24.99
Q3 2021
Shares 82,700 Value ($000) $1,574 Avg Close $20.30 Range $17.94 - $23.69
Q2 2021
Shares 80,400 Value ($000) $1,832 Avg Close $19.71 Range $16.40 - $22.81
Q1 2021
Shares 89,800 Value ($000) $1,647 Avg Close $16.01 Range $13.45 - $20.25
Q4 2020
Shares 88,300 Value ($000) $1,204 Avg Close $10.67 Range $8.12 - $13.98
Q3 2020
Shares 88,300 Value ($000) $724 Avg Close $8.02 Range $6.69 - $9.18
Q2 2020
Shares 86,100 Value ($000) $654 Avg Close $7.92 Range $6.66 - $9.31
Q1 2020
Shares 63,100 Value ($000) $469 Avg Close $9.48 Range $6.11 - $11.07
Q4 2019
Shares 63,100 Value ($000) $618 Avg Close $9.21 Range $8.32 - $10.24
Q3 2019
Shares 60,200 Value ($000) $558 Avg Close $10.08 Range $8.61 - $12.04
Q2 2019
Shares 60,200 Value ($000) $627 Avg Close $9.84 Range $8.69 - $11.11
Q1 2019
Shares 66,300 Value ($000) $579 Avg Close $7.96 Range $6.56 - $9.18
Q4 2018
Shares 66,300 Value ($000) $446 Avg Close $7.87 Range $6.17 - $9.28
Q3 2018
Shares 60,100 Value ($000) $538 Avg Close $8.85 Range $7.68 - $10.25
Q2 2018
Shares 60,100 Value ($000) $486 Avg Close $8.43 Range $7.56 - $9.36
Q1 2018
Shares 60,100 Value ($000) $494 Avg Close $8.08 Range $6.17 - $9.21
Q4 2017
Shares 60,100 Value ($000) $526 Avg Close $9.12 Range $7.48 - $11.30
Q3 2017
Shares 60,100 Value ($000) $475 Avg Close $7.14 Range $6.13 - $8.43
Q2 2017
Shares 60,100 Value ($000) $498 Avg Close $8.01 Range $7.11 - $8.77
Q1 2017
Shares 60,100 Value ($000) $500 Avg Close $9.28 Range $7.11 - $11.46
Q4 2016
Shares 60,100 Value ($000) $622 Avg Close $12.01 Range $8.53 - $16.30
Q3 2016
Shares 60,100 Value ($000) $960 Avg Close $12.16 Range $8.35 - $16.67
Q2 2016
Shares 60,100 Value ($000) $534 Avg Close $10.67 Range $7.77 - $13.35