LAURION TIMOTHY M

SEC source: 0002104052-26-000100 · wk-form4_1781728302.xml · nonDerivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,170

F1 · price: Restricted stock units granted under the Issuer's 2026 Omnibus Incentive Plan represent a contingent right to receive the Issuer's common stock on a one-for-one basis when the restricted stock units vest. Each reported restricted stock unit vests on the anniversary of the grant date.

F2 · balance_after: Includes 15,920 shares acquired in a pro rata distribution by CLEH, Inc. on June 1, 2026 of all of the outstanding shares of the Issuer's common stock to the stockholders of CLEH, Inc.

SEC source: 0000045876-26-000285 · wk-form4_1780436957.xml · nonDerivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environment S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2 · kind: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3 · kind: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger).

F4 · kind: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

F1 · price: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environment S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2 · price: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3 · price: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger).

F4 · price: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

SEC source: 0000045876-26-000113 · wk-form4_1778616269.xml · derivative · entry 2

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,309 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit vested at the close of business on the first anniversary of the May 7, 2025 grant date.

F1 · derivative.exercise_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit vested at the close of business on the first anniversary of the May 7, 2025 grant date.

F1 · derivative.expiration_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit vested at the close of business on the first anniversary of the May 7, 2025 grant date.

SEC source: 0000045876-26-000113 · wk-form4_1778616269.xml · nonDerivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,760

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-25-023764 · wk-form4_1746734719.xml · derivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,309

Underlying: Common Stock · 18,309 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the first anniversary of the grant date.

F1 · derivative.exercise_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the first anniversary of the grant date.

F1 · derivative.expiration_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the first anniversary of the grant date.

SEC source: 0001628280-25-020253 · wk-form4_1745870609.xml · derivative · entry 2

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,025 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (1) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.exercise_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (1) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.expiration_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (1) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

SEC source: 0001628280-25-020253 · wk-form4_1745870609.xml · nonDerivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,451

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-022672 · wk-form4_1715374283.xml · derivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,025

Underlying: Common Stock · 16,025 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (1) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.exercise_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (1) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.expiration_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (1) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

SEC source: 0001628280-24-017168 · wk-form4_1713820866.xml · derivative · entry 2

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,426 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (i) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.exercise_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (i) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.expiration_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (i) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

SEC source: 0001628280-24-017168 · wk-form4_1713820866.xml · nonDerivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,426

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-23-017588 · wf-form4_168383698346514.xml · derivative · entry 1

LAURION TIMOTHY M · CIK 0001967034 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,426

Underlying: Common Stock · 13,426 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (i) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.exercise_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (i) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.

F1 · derivative.expiration_date: Represents restricted stock units granted under the 2016 Non-Employee Directors' Long-Term Equity Compensation Plan. Each restricted stock unit shall vest at the close of business on the earlier of (i) the first anniversary of the grant date or (ii) the annual meeting of the Issuer's stockholders in the year immediately following the year of the grant date.