ENVIRI (NVRI) SVP & CHRO logs 200% PSU vesting and tax share disposal

Rhea-AI Filing Summary

ENVIRI Corp senior vice president and CHRO Jennifer Ott Kozak reported equity award activity involving performance share units and common stock. On February 26, 2026, she exercised performance share units, converting 22,931 units into common stock and acquiring 45,862 common shares directly.

A separate disposition of 21,387 common shares at $18.59 per share was made to cover tax obligations associated with the award, leaving her with 72,583 directly held common shares. The footnotes explain that the performance share units vested at 200% of target based on Enviri’s total shareholder return versus the S&P 600 Industrials Index over the performance period ended December 31, 2025, following approval by the Management Development & Compensation Committee on February 18, 2026.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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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 for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Kozak Jennifer Ott

(Last) (First) (Middle)

100-120 NORTH 18TH STREET, 17TH FLOOR

(Street)

PHILADELPHIA PA 19103

(City) (State) (Zip)

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)
	Senior Vice President & CHRO

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

4. If Amendment, Date of 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

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	02/26/2026		M		45,862(1)	A	$0	93,970	D
Common Stock	02/26/2026		F		21,387	D	$18.59	72,583	D

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 Securities Underlying Derivative Security (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: 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)	02/26/2026		M			22,931	(2)	12/31/2025	Common Stock	22,931	$0	0	D

Explanation of Responses:

1. Represents shares issued upon vesting of performance share unit awards reported in Table II of this Form 4, as approved on February 18, 2026 by the Management Development & Compensation Committee of the Enviri Board of Directors.

2. Each performance share unit vested at 200% of the target number of performance share units reported on the reporting person's Form 4 filed March 9, 2023, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index over the performance period ended December 31, 2025.

Remarks:

	/s/ Jennifer O. Kozak	03/02/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transactions did ENVIRI Corp (NVRI) report for Jennifer Ott Kozak?

ENVIRI reported that senior vice president and CHRO Jennifer Ott Kozak exercised performance share units into common stock and had shares withheld to satisfy taxes. The activity reflects equity award vesting rather than open-market buying or selling of NVRI shares.

How many ENVIRI (NVRI) shares did Jennifer Ott Kozak acquire and dispose of?

Jennifer Ott Kozak acquired 22,931 performance share units and 45,862 common shares through derivative exercise, then disposed of 21,387 common shares to cover tax liabilities. After these transactions, she directly held 72,583 ENVIRI common shares according to the reported data.

Why did ENVIRI (NVRI) shares vest at 200% of target for Jennifer Ott Kozak?

Each performance share unit vested at 200% of the target number based on Enviri’s total shareholder return relative to the S&P 600 Industrials Index. This performance measurement applied over the period ending December 31, 2025, and determined the final payout level.

Who approved the ENVIRI (NVRI) performance share unit vesting for Jennifer Ott Kozak?

The Management Development & Compensation Committee of the Enviri Board of Directors approved the vesting of Jennifer Ott Kozak’s performance share unit awards. This approval occurred on February 18, 2026, before the February 26, 2026 equity award transactions were reported.

At what price were ENVIRI (NVRI) shares used to satisfy tax obligations?

Shares disposed of to satisfy tax obligations were valued at $18.59 per ENVIRI common share. This price applied to 21,387 shares delivered in connection with covering exercise price or tax liabilities tied to the vested equity awards.