ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q4 2025
Shares 109,307 Value ($000) $1 Avg Close $15.16 Range $13.27 - $18.32
Q3 2025
Shares 40,876 Value ($000) $1 Avg Close $14.10 Range $12.54 - $15.47
Q2 2025
Shares 73,305 Value ($000) $1 Avg Close $13.55 Range $10.86 - $16.05
Q1 2025
Shares 14,290 Value ($000) $0 Avg Close $15.21 Range $13.80 - $16.86
Q2 2024
Shares 125,551 Value ($000) $2 Avg Close $13.78 Range $12.26 - $15.95
Q1 2023
Shares 14,101 Value ($000) $0 Avg Close $21.96 Range $19.68 - $24.18
Q2 2022
Shares 50,483 Value ($000) $980 Avg Close $19.40 Range $16.92 - $21.97
Q1 2022
Shares 61,979 Value ($000) $1,248 Avg Close $19.47 Range $17.84 - $22.09
Q3 2020
Shares 11,599 Value ($000) $95 Avg Close $8.02 Range $6.69 - $9.18
Q2 2019
Shares 12,583 Value ($000) $131 Avg Close $9.84 Range $8.69 - $11.11
Q3 2017
Shares 16,443 Value ($000) $130 Avg Close $7.14 Range $6.13 - $8.43
Q1 2017
Shares 15,156 Value ($000) $126 Avg Close $9.28 Range $7.11 - $11.46
Q1 2015
Shares 18,063 Value ($000) $47 Avg Close $3.44 Range $2.49 - $5.37