Insider filing report for Changes in Beneficial Ownership
- Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
- Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
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- Peter Lynch
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13G
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UNDER THE SECURITIES EXCHANGE ACT OF 1934
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Enviri Corporation (Name of Issuer) |
Common Stock, par value $0.00001 per share (Title of Class of Securities) |
29390K102 (CUSIP Number) |
06/01/2026 (Date of Event Which Requires Filing of this Statement) |
| Check the appropriate box to designate the rule pursuant to which this Schedule is filed: |
 Rule 13d-1(b)
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 Rule 13d-1(c)
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| Rule 13d-1(d)
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SCHEDULE 13G
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| CUSIP No. | 29390K102 |
| 1 | Names of Reporting Persons
Mason Capital Management LLC | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
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| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
DELAWARE
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| Number of Shares Beneficially Owned by Each Reporting Person With: |
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| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
1,031,750.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
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| 11 | Percent of class represented by amount in row (9)
3.7 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
IA, OO |
Comment for Type of Reporting Person: The information set forth on this cover page reflects information as of the close of business on July 14, 2026. As of June 1, 2026, the Reporting Person may have been deemed to beneficially own 1,770,959 shares of Common Stock (as defined in Item 2(a)), representing 6.3% of the shares of Common Stock outstanding as of such time.
SCHEDULE 13G
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| CUSIP No. | 29390K102 |
| 1 | Names of Reporting Persons
Kenneth M. Garschina | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
UNITED STATES
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| Number of Shares Beneficially Owned by Each Reporting Person With: |
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| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
1,031,750.00 |
||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
3.7 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
IN |
Comment for Type of Reporting Person: The information set forth on this cover page reflects information as of the close of business on July 14, 2026. As of June 1, 2026, the Reporting Person may have been deemed to beneficially own 1,770,959 shares of Common Stock, representing 6.3% of the shares of Common Stock outstanding as of such time.
SCHEDULE 13G
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| CUSIP No. | 29390K102 |
| 1 | Names of Reporting Persons
Michael E. Martino | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
UNITED STATES
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
1,031,750.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
3.7 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
IN |
Comment for Type of Reporting Person: The information set forth on this cover page reflects information as of the close of business on July 14, 2026. As of June 1, 2026, the Reporting Person may have been deemed to beneficially own 1,770,959 shares of Common Stock, representing 6.3% of the shares of Common Stock outstanding as of such time.
SCHEDULE 13G
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| Item 1. | ||
| (a) | Name of issuer:
Enviri Corporation | |
| (b) | Address of issuer's principal executive offices:
Two Logan Square, 100-120 N. 18th Street, 17th Floor Philadelphia PA 19103 | |
| Item 2. | ||
| (a) | Name of person filing:
This Schedule is being filed jointly by the following reporting persons (hereinafter sometimes collectively referred to as the "Reporting Persons"): (i) Mason Capital Management LLC, a Delaware limited liability company ("Mason Capital Management"), with respect to the common stock, par value $0.00001 per share ("Common Stock"), of Enviri Corporation directly held by Mason Capital Master Fund, L.P., a Cayman Islands exempted limited partnership ("Mason Capital Master Fund"), the general partner of which is Mason Management LLC ("Mason Management"); (ii) Kenneth M. Garschina ("Mr. Garschina"), with respect to the shares of Common Stock directly held by Mason Capital Master Fund; and (iii) Michael E. Martino ("Mr. Martino"), with respect to the shares of Common Stock directly held by Mason Capital Master Fund. Mason Capital Management is the investment manager of Mason Capital Master Fund. Mason Capital Management may be deemed to have beneficial ownership over the shares of Common Stock directly held by Mason Capital Master Fund by virtue of the authority granted to Mason Capital Management by Mason Capital Master Fund and Mason Management to vote and exercise investment discretion over such shares. Mr. Garschina and Mr. Martino are managing principals of Mason Capital Management and the sole members of Mason Management. The filing of this statement should not be construed as an admission that any Reporting Person is, for the purposes of Section 13 of the Securities Exchange Act of 1934, as amended, the beneficial owner of the shares of Common Stock reported herein. | |
| (b) | Address or principal business office or, if none, residence:
The principal business office address of Mason Capital Management, Mr. Garschina and Mr. Martino is c/o Mason Capital Management LLC, 110 East 59th Street, New York, New York 10022. | |
| (c) | Citizenship:
Mason Capital Management is a Delaware limited liability company. Messrs. Garschina and Martino are United States citizens. | |
| (d) | Title of class of securities:
Common Stock, par value $0.00001 per share | |
| (e) | CUSIP No.:
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| Item 3. | If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: | |
| (a) | Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
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| (b) | Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
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| (c) | Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
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| (d) | Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
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| (e) | An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
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| (f) | An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
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| (g) | A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
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| (h) | A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
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| (i) | A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
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| (j) | A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution: | |
| (k) | Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
| |
| Item 4. | Ownership | |
| (a) | Amount beneficially owned:
The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The percentages set forth in this Schedule 13G are calculated based upon an aggregate of 28,103,750 shares of Common Stock outstanding as of June 1, 2026, as reported in the Company's Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2026, filed with the Securities and Exchange Commission on June 8, 2026. | |
| (b) | Percent of class:
3.7% %
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| (c) | Number of shares as to which the person has:
| |
| (i) Sole power to vote or to direct the vote:
The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference. | ||
| (ii) Shared power to vote or to direct the vote:
The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference. | ||
| (iii) Sole power to dispose or to direct the disposition of:
The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference. | ||
| (iv) Shared power to dispose or to direct the disposition of:
The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference. | ||
| Item 5. | Ownership of 5 Percent or Less of a Class. | |
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Ownership of 5 percent or less of a class
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| Item 6. | Ownership of more than 5 Percent on Behalf of Another Person. | |
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
See Item 2(a). | ||
| Item 7. | Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. | |
Not Applicable
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| Item 8. | Identification and Classification of Members of the Group. | |
Not Applicable
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| Item 9. | Notice of Dissolution of Group. | |
Not Applicable
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| Item 10. | Certifications: |
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. |
| SIGNATURE | |
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
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Exhibit Information
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Exhibit 99.1: Joint Filing Agreement |