Energy Recovery insider plans sale of 3,486 shares

Energy Recovery Inc. filed a notice of proposed insider share sales under Rule 144.

Rhea-AI Filing Summary

Energy Recovery Inc. filed a notice of proposed insider share sales under Rule 144. The filing covers the planned sale of 3,486 shares of common stock through Fidelity Brokerage Services, with an aggregate market value of $50,277.18, to be sold on or about 01/27/2026 on the NASDAQ exchange. The issuer had 52,972,096 common shares outstanding at the time referenced.

The shares to be sold were acquired on 01/23/2026 through the vesting of restricted stock granted by the issuer as compensation, rather than for cash. The seller also represents that they are not aware of any undisclosed material adverse information about the company’s current or future operations.

FAQ

What does the ERII Form 144 filing disclose?

It discloses a proposed sale under Rule 144 of 3,486 shares of Energy Recovery Inc. common stock, with an aggregate market value of $50,277.18, to be sold on or about 01/27/2026 on NASDAQ.

How many Energy Recovery (ERII) shares are planned to be sold and through which broker?

The filing lists a planned sale of 3,486 common shares of Energy Recovery Inc. through Fidelity Brokerage Services LLC.

How were the ERII shares in this Form 144 acquired?

The 3,486 shares were acquired on 01/23/2026 via restricted stock vesting from the issuer, described as compensation rather than a cash purchase.

How many Energy Recovery (ERII) shares were outstanding when this Form 144 was prepared?

The Form 144 notes that 52,972,096 shares of Energy Recovery Inc. common stock were outstanding as of the referenced date.

What representation does the selling person make in this ERII Form 144?

The selling person represents that they do not know of any material adverse information about Energy Recovery Inc.’s current or prospective operations that has not been publicly disclosed.

On which exchange are the ERII shares in this Form 144 expected to be sold?

The filing identifies the NASDAQ as the securities exchange where the 3,486 common shares are expected to be sold.

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Accepted by SEC EDGAR 01/27/2026 - 03:20 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002030679
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Energy Recovery, Inc.
SEC File Number	001-34112
Address of Issuer	1717 DOOLITTLE DRIVE SAN LEANDRO CALIFORNIA 94577
Phone	(510) 483-7370
Name of Person for Whose Account the Securities are To Be Sold	Mancini Michael S.
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	3486	50277.18	52972096	01/27/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/23/2026	Restricted Stock Vesting	Issuer			3486	01/23/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	01/27/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Michael Mancini
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)