Energy Recovery (ERII) Form 3 Energy Recovery / Matthew Hostetler ownership change

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Hostetler Matthew

(Last) (First) (Middle)

1717 DOOLITTLE DR

(Street)

SAN LEANDRO CA 94577

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
02/19/2025

3. Issuer Name and Ticker or Trading Symbol
Energy Recovery, Inc. [ ERII ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Chief Human Resources Officer

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	23,956(1)(2)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	(3)	06/19/2034	Common Stock	105,404	12.53	D

Explanation of Responses:

1. Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Company's common stock.

2. These employee restricted stock units were granted on January 23, 2025. 25% of the restricted stock units will vest on the first four anniversaries of the grant date. Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Company's common stock.

3. This employee stock option was granted on June 19, 2024. 25% of the options will vest on the 1st anniversary of the grant date; thereafter, the remaining 75% will vest 1/36th per month.

Remarks:

	Matthew Hostetler	02/21/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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