Natarajan Ramanan - 17 Feb 2026 Form 4 Insider Report for Energy Recovery, Inc. (ERII)

Role
Chief Technology Officer
Signature
/s/ William Yeung, Attorney-in-Fact for Natarajan Ramanan
Issuer symbol
ERII
Transactions as of
17 Feb 2026
Net transactions value
$0
Form type
4
Filing time
19 Feb 2026, 16:55:45 UTC
Previous filing
12 Mar 2025
Next filing
04 Mar 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Ramanan Natarajan Chief Technology Officer 1717 DOOLITTLE DR., SAN LEANDRO /s/ William Yeung, Attorney-in-Fact for Natarajan Ramanan 19 Feb 2026 0002058874

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ERII Common Stock Award $0 +29,106 +110% $0.000000 55,561 17 Feb 2026 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These employee restricted stock units were granted on the transaction date. 25% of the restricted stock units will vest on the first four anniversaries of the grant date.
F2 Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Company's common stock.

Remarks:

Exhibit 24