Sec Form 4 Filing - ENVIRI Corp @ Enviri II Corp - 2026-06-01

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person ENVIRI Corp 2. Issuer Name and Ticker or Trading Symbol Enviri II Corp [ NVRI WI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) TWO LOGAN SQUARE, 100-120 N. 18TH STREET, 17TH FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 06/01/2026 (Street) PHILADELPHIA, PA19103 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 06/01/2026 J( 1 ) 28,103,750 ( 2 ) D $ 0 0 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other ENVIRI Corp TWO LOGAN SQUARE 100-120 N. 18TH STREET, 17TH FLOOR PHILADELPHIA, PA19103 X Signatures VP, Assistant General Counsel & Corporate Secretary of Enviri LLC (as successor by merger to Enviri Corporation) 06/01/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )On June 1, 2026, all the outstanding shares of common stock of Enviri II Corporation were distributed, as a result of the following series of transactions made on that same date: (i) Enviri Corporation merged with and into Enviri LLC, with Enviri LLC surviving, and each outstanding share of common stock of Enviri Corporation exchanged for one share of common stock of CLEH, Inc., and (ii) CLEH, Inc. and its subsidiaries, including Enviri LLC and Enviri II Corporation, effected a reorganization, resulting in (x) Enviri II Corporation owning all of the equity interests of Enviri LLC, (y) Enviri LLC holding the Harsco Environmental and Rail segments of Enviri Corporation, and (z) CLEH, Inc. holding the Clean Earth segment of Enviri Corporation and owning all the outstanding shares of common stock of Enviri II Corporation, which CLEH, Inc. distributed to its stockholders (the former stockholders of Enviri Corporation) on a pro rata basis and for no consideration. ( 2 )Represents the 1,000 shares initially reported on a Form 3 filed by Enviri Corporation on May 8, 2026, adjusted to reflect the stock split that occurred on May [29], 2026.

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).

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