Energy Recovery, Inc.

SEC insider activity covers quarterly filings through June 30, 2026. Later filings are not included. Reported roles do not establish current employment or current holdings. SEC filing documents, sections and filing-text search cover filings dated January 1, 2000 onward. Earlier filings are deferred until after launch.

ERII

organization

SIC: 3559

Also known as: ENERGY RECOVERY, INC.

SEC Insider

$249.1M

1,396 transactions

Summary

Energy Recovery, Inc. (ERII) is an organization.

Recent Insider Transactions

As filed, including amendments; not net cash flow or current holdings. Joint reports count once. Totals cover known values only.

Buys: $15.7MSales: $180.0M51 insiders

Date	Insider	Type	Value
2026-04-02	Hanstveit Arve	Sell	$1.7M
2026-03-05	Hanstveit Arve	Sell	$411K
2026-03-10	Hanstveit Arve	Sell	$274K
2026-03-04	Clemente Rodney(SVP, Water)	Sell	$218K
2026-05-06	Ryan Aidan(Interim CFO)	A	$215K
2026-06-04	TONDREAU PAMELA L.	A	$185K
2026-05-13	TONDREAU PAMELA L.	Buy	$167K
2026-06-04	Chow Joan Kai	A	$150K
2026-06-04	Sabol Colin R	A	$150K
2026-06-04	Hanstveit Arve	A	$150K
2026-06-15	BUEHLER ALEXANDER J(Interim President and CEO)	M	$132K
2026-06-15	BUEHLER ALEXANDER J(Interim President and CEO)	M	$132K
2026-06-15	BUEHLER ALEXANDER J(Interim President and CEO)	Sell	$130K
2026-03-06	Hanstveit Arve	Sell	$123K
2026-06-15	Sabol Colin R	Buy	$99K
2026-03-03	Ramanan Natarajan(Chief Technology Officer)	F	$28K
2026-04-06	Hanstveit Arve	Sell	$25K
2026-03-05	Ramanan Natarajan(Chief Technology Officer)	Sell	$3K
2026-02-17	Moon David W(President and CEO)	A	$0
2026-02-17	Ramanan Natarajan(Chief Technology Officer)	A	$0

SEC filings: SEC EDGAR

Activity data: SEC EDGAR

Energy Recovery, Inc. — Contributions, Lobbying & Contracts | Poliscope