Energy Recovery, Inc.

Ownership Transactions Reported by 19 Insiders

Symbol
ERII on Nasdaq
Industry
Special Industry Machinery, NEC
Location
1717 Doolittle Drive, San Leandro, CA

Insiders trading volume in the past year

Energy Recovery, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Ole Peter Lorentzen 10%+ Owner $95.8M Sep 15, 2021
Arve Hanstveit Director $9.78M -$1.79M -15.5% Jun 11, 2025
Michael S. Mancini Chief Financial Officer $4.25M Jan 23, 2025
David W. Moon President and CEO, Director $2.86M +$51.2K +1.82% May 13, 2025
Robert Yu Lang Mao Director $2.69M May 22, 2024
William Yeung Chief Legal Officer $1.94M -$1.12M -36.6% Oct 23, 2025
Farshad Ghasripoor Chief Technology Officer $1.77M Feb 3, 2025
Natarajan Ramanan Chief Technology Officer $1.41M Mar 3, 2025
Rodney Clemente SVP, Water $1.41M -$436K -23.6% Jul 25, 2025
Alexander J. Buehler Director $812K Jun 5, 2025
Pamela Tondreau Director $684K +$51.6K +8.15% Jun 5, 2025
Joshua Ballard Chief Financial Officer $610K May 28, 2024
Joan K. Chow Director $435K Jun 5, 2025
Olav Fjell Director $424K Jun 10, 2021
Matthew Hostetler Chief Human Resources Officer $369K Feb 19, 2025
Colin R. Sabol Director $360K Jun 5, 2025
Sherif Foda Director $235K Jun 8, 2023
Lisa A. Pollina Director $74.5K Jun 9, 2023
Arvarius AS 10%+ Owner Oct 18, 2021

Recent Insider Transactions by Companies or Individuals for Energy Recovery, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.