William Yeung - 28 Jan 2022 Form 4 Insider Report for Energy Recovery, Inc. (ERII)

Role: Chief Legal Officer
Signature: /s/ William Yeung
Issuer symbol: ERII
Transactions as of: 28 Jan 2022
Net transactions value: +$385,364
Form type: 4
Filing time: 01 Feb 2022, 16:19:44 UTC
Next filing: 03 Feb 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ERII	Common Stock	Award	$0	+7,898	+12%	$0.000000	72,733	28 Jan 2022	Direct	F1
holding	ERII	Common Stock						8,068	28 Jan 2022	Spouse

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ERII	Employee Stock Option (Right to Buy)	Award	$385,364	+20,293		$18.99	20,293	28 Jan 2022	Common Stock	20,293	$18.99	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	This employee restricted stock unit was granted on the transaction date. 25% of the restricted stock unit will vests on the first four anniversaries of the grant date.
F2	This employee stock option was granted on the transaction date. 25% of the options will vest on the 1st anniversary of the grant date; thereafter, the remaining 75% vest 1/36th per month.