Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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 * Fenice Samuel C. 2. Issuer Name and Ticker or Trading Symbol ENVIRI Corp [NVRI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP & Corporate Controller (Last) (First) (Middle) TWO LOGAN SQUARE, 100-120 N. 18TH STREET, 17TH FLOOR 3. Date of Earliest Transaction (Month/Day/Year) 05/19/2026 (Street) PHILADELPHIA, PA 19103 4. If Amendment, Date 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 (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 05/19/2026 M 17,018(1) A $ 0 66,286 D Common Stock 05/19/2026 F 7,868 D $19.18 58,418 D Common Stock 05/19/2026 M 11,976(1) A $ 0 70,394 D Common Stock 05/19/2026 F 5,537 D $19.18 64,857 D Common Stock 559 I by Managed Account

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Performance Share Units

(2)

05/19/2026

M

17,018

(2)

12/31/2026

Common Stock

17,018

$ 0

0

D

Performance Share Units

(3)

05/19/2026

M

23,952

(3)

12/31/2027

Common Stock

23,952

$ 0

11,976

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Fenice Samuel C. TWO LOGAN SQUARE 100-120 N. 18TH STREET, 17TH FLOOR PHILADELPHIA, PA 19103			VP & Corporate Controller

Signatures

/s/ Samuel C. Fenice		05/21/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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)	Represents shares issued upon vesting and settlement of performance share unit awards, as approved on May 18, 2026 by the Enviri Board of Directors in connection with Enviri's sale of its Clean Earth division, which portion of the performance share unit awards settled in stock in accordance with the award's terms.
(2)	Each performance share unit vested at 200% of the target number of performance share units reported on the reporting persons Form 4 filed March 6, 2025, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index. The remining portion of the performance share units will settle in cash in accordance with the awards terms.
(3)	Each performance share unit vested and settled in shares at 200% of the target number of performance share units reported on the reporting persons Form 4 filed March 13, 2024, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index.

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