# EDGAR Filing Document

**Accession Number:** 0001000623
**File Stem:** 0001927959-26-000002
**Filing Date:** 2026-2
**Character Count:** 7250
**Document Hash:** 438bc48c4704ea4f0bfe3e41c98ae798
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001927959-26-000002.hdr.sgml**: 20260218

**ACCESSION NUMBER**: 0001927959-26-000002

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260213

**FILED AS OF DATE**: 20260218

**DATE AS OF CHANGE**: 20260218

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Allegri Cheryl
- **CENTRAL INDEX KEY:** 0001927959

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-13948
- **FILM NUMBER:** 26647511

**BUSINESS ADDRESS:**
- **BUSINESS PHONE:** 7705694200

**MAIL ADDRESS:**
- **STREET 1:** C/O MATIV HOLDINGS, INC.
- **STREET 2:** 100 KIMBALL PLACE, SUITE 600
- **CITY:** ALPHARETTA
- **STATE:** GA
- **ZIP:** 30009
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Mativ Holdings, Inc.
- **CENTRAL INDEX KEY:** 0001000623
- **STANDARD INDUSTRIAL CLASSIFICATION:** PAPER MILLS [2621]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 621612879
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 100 KIMBALL PLACE
- **STREET 2:** SUITE 600
- **CITY:** ALPHARETTA
- **STATE:** GA
- **ZIP:** 30009
- **BUSINESS PHONE:** 8005140186

**MAIL ADDRESS:**
- **STREET 1:** 100 KIMBALL PLACE
- **STREET 2:** SUITE 600
- **CITY:** ALPHARETTA
- **STATE:** GA
- **ZIP:** 30009

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SCHWEITZER MAUDUIT INTERNATIONAL INC
- **DATE OF NAME CHANGE:** 19950914

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] 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**<sup>*</sup><br>Allegri Cheryl<br><sub>(Last) (First) (Middle)</sub><br>C/O MATIV HOLDINGS, INC,<br>100 KIMBALL PLACE, SUITE 600<br><sub>(Street)</sub><br>ALPHARETTA, GA 30009<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-02-13 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Controller_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Mativ Holdings, Inc. [ MATV ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2026-02-13 |  | M |  | 1225.00<sup>(1)</sup> | A | $0.00 | 19754.00 | D |  |
| Common Stock | 2026-02-13 |  | F |  | 434.00<sup>(2)</sup> | D | $14.52 | 19320.00 | D |  |
| Common Stock | 2026-02-16 |  | M |  | 642.00<sup>(3)</sup> | A | $0.00 | 19962.00 | D |  |
| Common Stock | 2026-02-16 |  | D |  | 642.00<sup>(3)(4)</sup> | D | $14.78 | 19320.00 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| RSU | <sup>(1)</sup> | 2026-02-13 |  | M |  |  | 1225.00<sup>(1)</sup> | <sup>(1)</sup> | <sup>(1)</sup> | Common Stock | 1225.00 | $0.00 | 1226.00 | D |  |
| RSU | <sup>(3)</sup> | 2026-02-16 |  | M |  |  | 642.00<sup>(3)</sup> | <sup>(3)</sup> | <sup>(3)</sup> | Common Stock | 642.00 | $0.00 | 0.00 | D |  |

---

### Footnotes:

(1) On April 26, 2024, the reporting person was granted 3,677 RSUs subject to time vesting. Such RSUs vest in three equal annual installments beginning on February 13, 2025 and each anniversary thereafter. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,225 RSUs vested on February 13, 2026.

(2) Shares withheld to satisfy tax withholding obligation arising upon the vesting of RSUs.

(3) On February 16, 2023, the reporting person was granted 1,926 RSUs subject to time vesting. Such RSUs vest in three equal annual installments beginning on February 16, 2024 and each anniversary thereafter. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 642 RSUs vested on February 16, 2026.

(4) The transaction reflects the cash settlement of 642 vested RSUs on each of February 16, 2026.

**Signature:** /s/ Brian Park, attorney-in-fact for Cheryl Allegri, principal  
**Date:** 2026-02-18

### Remarks:

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.**