Enviri SVP exercises 7,222 RSUs, tax shares withheld

ENVIRI Corp Senior Vice President & CHRO Jennifer Ott Kozak exercised restricted stock units into common shares and had shares withheld for taxes.

Rhea-AI Filing Summary

ENVIRI Corp Senior Vice President & CHRO Jennifer Ott Kozak exercised restricted stock units into common shares and had shares withheld for taxes. On March 11, 2026, she converted 7,222 restricted stock units into an equal number of common shares under the company’s 2013 equity and incentive plan. To cover tax obligations, 3,317 common shares were withheld at $17.94 per share, a non-market disposition. After these transactions, she directly held 86,118 shares of ENVIRI common stock.

Insider Trade Summary

7,222 shares exercised/converted

Exercise 3 txns

Insider Kozak Jennifer Ott

Role Senior Vice President & CHRO

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	7,222	$0.00	$0.00
Exercise	Common Stock	7,222	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	3,317	$17.94	$60K

Holdings After Transaction: Restricted Stock Units — 27,554 contracts (Direct); Common Stock — 86,118 shares (Direct)

Footnotes (1)

1. F1. Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

FAQ

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What did ENVIRI (NVRI) executive Jennifer Ott Kozak report in this Form 4?

Jennifer Ott Kozak reported exercising restricted stock units into ENVIRI common stock. She converted 7,222 restricted stock units on March 11, 2026 and had 3,317 shares withheld to satisfy tax obligations, resulting in direct ownership of 86,118 ENVIRI common shares.

How many ENVIRI (NVRI) shares did Jennifer Ott Kozak acquire through RSU conversion?

She acquired 7,222 shares of ENVIRI common stock by converting an equal number of restricted stock units. These units were granted under the 2013 Equity and Incentive Compensation Plan and convert on a one-for-one basis when they vest, increasing her direct stock ownership.

Were any ENVIRI (NVRI) shares sold on the open market in this Form 4?

No open-market sale is reported. The filing shows 3,317 ENVIRI common shares were disposed of under code F, meaning they were withheld by the issuer at $17.94 per share solely to cover tax liabilities tied to the restricted stock unit conversion.

What is Jennifer Ott Kozak’s ENVIRI (NVRI) share ownership after these transactions?

Following the reported transactions, Jennifer Ott Kozak directly owns 86,118 shares of ENVIRI common stock. This figure reflects the 7,222 shares acquired from restricted stock units, net of the 3,317 shares withheld to pay related tax obligations on March 11, 2026.

How do ENVIRI (NVRI) restricted stock units work in this filing?

The restricted stock units represent a contingent right to receive ENVIRI common stock on a one-for-one basis upon vesting. According to the disclosure, these units vest in one-third increments on each of the first three anniversaries of the original grant date under the 2013 plan.

What does transaction code F mean in ENVIRI (NVRI) executive filings?

Transaction code F indicates shares were disposed of to pay exercise price or tax liabilities. In this case, 3,317 ENVIRI common shares were withheld at $17.94 per share to satisfy taxes arising from the restricted stock unit conversion, not as a discretionary market sale.

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Accepted by SEC EDGAR 03/13/2026 - 02:55 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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)
03/11/2026

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	03/11/2026		M		7,222	A	$0	89,435	D
Common Stock	03/11/2026		F		3,317	D	$17.94	86,118	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
Restricted Stock Units	(1)	03/11/2026		M			7,222	(1)	(1)	Common Stock	7,222	$0	27,554	D

Explanation of Responses:

1. Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

Remarks:

	/s/ Jennifer O. Kozak	03/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.