ERII Form 144: Insider and Broker Sales Reported

Energy Recovery, Inc. reported Form 144 sale notices showing insider dispositions.

Accepted by SEC EDGAR 03/10/2026 - 03:47 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Energy Recovery, Inc. reported Form 144 sale notices showing insider dispositions. The filing lists broker-facilitated sales of 25,000 common shares (Wells Fargo) with an associated amount 273,717.59 and two reported sales by Arve Hanstveit: 38,418 shares for 411,020.78 on 03/05/2026 and 11,582 shares for 122,788.39 on 03/06/2026.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What transactions does ERII Form 144 disclose?

The filing discloses sales of common shares: a broker entry of 25,000 shares and insider sales by Arve Hanstveit of 38,418 and 11,582 shares on 03/05/2026 and 03/06/2026, respectively.

How much proceeds were reported for Arve Hanstveit's sales?

Proceeds reported: $411,020.78 for the 38,418-share sale and $122,788.39 for the 11,582-share sale, as shown on the Form 144 entries dated 03/05/2026 and 03/06/2026.

Which broker is listed for the 25,000-share transaction?

The broker listed is Wells Fargo Clearing Services for a 25,000-share common stock entry with an associated figure of 273,717.59 and a date referenced as 03/10/2026 in the filing excerpt.

Does the Form 144 excerpt show exchange or listing information?

Yes; the excerpt lists the trading venue as Nasdaq. The sale entries in the excerpt reference common shares and include date and dollar figures alongside the Nasdaq listing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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	0001430122
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	Hanstveit Arve
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	Director

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	Wells Fargo Clearing Services 1 North Jefferson Avenue St. Louis MO 63103	25000	273717.59	52828666	03/10/2026	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	12/13/1998	Pre-IPO	Issuer			25000	12/13/1998	cash

* 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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Arve Hanstveit 1717 Doolittle Drive San Leandro CA 94577	Energy Recovery, Inc.	03/06/2026	11582	122788.39
Arve Hanstveit 1717 Doolittle Drive San Leandro CA 94577	Energy Recovery, Inc.	03/05/2026	38418	411020.78

144: Remarks and Signature

Remarks	the 25,000 shares sold were acquired on 12/13/1998, 12/13/2000 and 12/13/2005.
Date of Notice	03/10/2026
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	Arve Hanstveit
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)