Energy Recovery Ownership & Insider Activity

Energy Recovery (ERII) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 13.4% of shares outstanding. Institutional investors hold 65.1%. Over the past 90 days, insiders made 2 sales worth $107K.

Shares Outstanding

51.045M

Shares Float

45.056M

Insider Shares Owned

7.090M

Insider % Owned

13.4%

Institutional Shares Held

33.233M

Institutional % Held

65.1%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$107K total

Net Activity

Net Selling

Net Value (90d)

-$107K

Energy Recovery Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Jul 27, 2026	Rodney Clemente	SVP, WATER	SELL	7.707K	$8.52	$66K
Jul 27, 2026	William Yeung	CHIEF LEGAL OFFICER	SELL	4.876K	$8.48	$41K
Jun 15, 2026	Colin R Sabol	DIRECTOR	BUY	11.180K	$8.88	$99K
Jun 15, 2026	Alexander J Buehler	INTERIM PRESIDENT AND CEO	SELL-OPTIONS	427.000	$8.66	$2K
May 13, 2026	Pamela Tondreau	DIRECTOR	BUY	20.000K	$8.34	$167K