ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

MAINSTAY CAPITAL MANAGEMENT LLC /ADV's Holding History (CIK: 0001127612)

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

Q2 2020
Shares 26,275 Value ($000) $200 Avg Close $7.92 Range $6.66 - $9.31
Q1 2020
Shares 23,175 Value ($000) $172 Avg Close $9.48 Range $6.11 - $11.07
Q4 2019
Shares 19,175 Value ($000) $187 Avg Close $9.21 Range $8.32 - $10.24
Q3 2019
Shares 26,175 Value ($000) $242 Avg Close $10.08 Range $8.61 - $12.04
Q2 2019
Shares 26,865 Value ($000) $280 Avg Close $9.84 Range $8.69 - $11.11
Q1 2019
Shares 20,600 Value ($000) $180 Avg Close $7.96 Range $6.56 - $9.18
Q4 2018
Shares 27,135 Value ($000) $178 Avg Close $7.87 Range $6.17 - $9.28
Q3 2018
Shares 29,685 Value ($000) $266 Avg Close $8.85 Range $7.68 - $10.25