25/02/2025 - ERI - Energy Recovery Inc.: Initial Statement of Beneficial Ownership (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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(Print or Type Responses)

1. Name and Address of Reporting Person * Hostetler Matthew 2. Date of Event Requiring Statement (Month/Day/Year) 02/19/2025 3. Issuer Name and Ticker or Trading Symbol Energy Recovery, Inc. [ERII] (Last) (First) (Middle) 1717 DOOLITTLE DR 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 Original Filed (Month/Day/Year) (Street) SAN LEANDRO, CA 94577 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Hostetler Matthew 1717 DOOLITTLE DR SAN LEANDRO, CA 94577			Chief Human Resources Officer

Signatures

Matthew Hostetler		02/21/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(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.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.

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ERI - Energy Recovery Inc. published this content on February 24, 2025, and is solely responsible for the information contained therein. Distributed by Public, unedited and unaltered, on February 25, 2025 at 01:17:15.743.