{"transactions":[{"id":831466,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2026-03-23T20:06:21.000Z","date":"2026-03-19","kind":"tax_withholding","planned":false,"acquired":false,"shares":965,"price":8.53,"value":8231.45,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares represent the shares withheld to satisfy tax withholding obligations arising from the vesting of RSUs granted on March 19, 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The balance was adjusted to account for the overreporting of 978 shares on the Reporting Persons Form 4 filed on March 14, 2025."}],"balance_after":17377,"source":{"system":"sec-edgar","filing":"0001927959-26-000006","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000006/primarydocument.xml","form_type":"4"}},{"id":880399,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"RSU","published_at":"2026-02-26T22:00:08.000Z","date":"2026-02-24","kind":"grant","planned":false,"acquired":true,"shares":7812,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 24, 2026, the reporting person was granted 7,812 Restricted Stock Units (\"RSUs\") subject to time vesting. Such RSUs vest in three equal annual installments on the anniversary of the grant date (February 24, 2027, February 24, 2028, and February 24, 2029). Each RSU represents a right to receive one share of the common stock of the issuer upon vesting."},{"field":"shares","element":"transactionShares","label":"F1","text":"On February 24, 2026, the reporting person was granted 7,812 Restricted Stock Units (\"RSUs\") subject to time vesting. Such RSUs vest in three equal annual installments on the anniversary of the grant date (February 24, 2027, February 24, 2028, and February 24, 2029). Each RSU represents a right to receive one share of the common stock of the issuer upon vesting."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 24, 2026, the reporting person was granted 7,812 Restricted Stock Units (\"RSUs\") subject to time vesting. Such RSUs vest in three equal annual installments on the anniversary of the grant date (February 24, 2027, February 24, 2028, and February 24, 2029). Each RSU represents a right to receive one share of the common stock of the issuer upon vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 24, 2026, the reporting person was granted 7,812 Restricted Stock Units (\"RSUs\") subject to time vesting. Such RSUs vest in three equal annual installments on the anniversary of the grant date (February 24, 2027, February 24, 2028, and February 24, 2029). Each RSU represents a right to receive one share of the common stock of the issuer upon vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 24, 2026, the reporting person was granted 7,812 Restricted Stock Units (\"RSUs\") subject to time vesting. Such RSUs vest in three equal annual installments on the anniversary of the grant date (February 24, 2027, February 24, 2028, and February 24, 2029). Each RSU represents a right to receive one share of the common stock of the issuer upon vesting."}],"balance_after":7812,"derivative":{"underlying":"Common Stock","underlying_shares":7812},"source":{"system":"sec-edgar","filing":"0001927959-26-000004","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000004/primarydocument.xml","form_type":"4"}},{"id":898344,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"RSU","published_at":"2026-02-18T19:54:21.000Z","date":"2026-02-16","kind":"exercise","planned":false,"acquired":false,"shares":642,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"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."},{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":642},"source":{"system":"sec-edgar","filing":"0001927959-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000002/primarydocument.xml","form_type":"4"}},{"id":898343,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"RSU","published_at":"2026-02-18T19:54:21.000Z","date":"2026-02-13","kind":"exercise","planned":false,"acquired":false,"shares":1225,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"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."},{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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."}],"balance_after":1226,"derivative":{"underlying":"Common Stock","underlying_shares":1225},"source":{"system":"sec-edgar","filing":"0001927959-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000002/primarydocument.xml","form_type":"4"}},{"id":898342,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2026-02-18T19:54:21.000Z","date":"2026-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":642,"price":14.78,"value":9488.76,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."},{"field":"shares","element":"transactionShares","label":"F4","text":"The transaction reflects the cash settlement of 642 vested RSUs on each of February 16, 2026."}],"balance_after":19320,"source":{"system":"sec-edgar","filing":"0001927959-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000002/primarydocument.xml","form_type":"4"}},{"id":898341,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2026-02-18T19:54:21.000Z","date":"2026-02-16","kind":"exercise","planned":false,"acquired":true,"shares":642,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"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."}],"balance_after":19962,"source":{"system":"sec-edgar","filing":"0001927959-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000002/primarydocument.xml","form_type":"4"}},{"id":898340,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2026-02-18T19:54:21.000Z","date":"2026-02-13","kind":"tax_withholding","planned":false,"acquired":false,"shares":434,"price":14.52,"value":6301.68,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares withheld to satisfy tax withholding obligation arising upon the vesting of RSUs."}],"balance_after":19320,"source":{"system":"sec-edgar","filing":"0001927959-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000002/primarydocument.xml","form_type":"4"}},{"id":898339,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2026-02-18T19:54:21.000Z","date":"2026-02-13","kind":"exercise","planned":false,"acquired":true,"shares":1225,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."}],"balance_after":19754,"source":{"system":"sec-edgar","filing":"0001927959-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000192795926000002/primarydocument.xml","form_type":"4"}},{"id":1195074,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-21T20:48:37.000Z","date":"2025-03-19","kind":"grant","planned":false,"acquired":true,"shares":9778,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On March 19, 2025, the reporting person was granted 9,778 Restricted Stock Units (\"RSUs\") subject to time vesting. Such RSUs vest in three equal annual installments beginning on March 19, 2026, and each anniversary thereafter. Each RSU represents a right to receive one share of the common stock of the issuer upon vesting."}],"balance_after":18529,"source":{"system":"sec-edgar","filing":"0001562180-25-002669","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002669/primarydocument.xml","form_type":"4"}},{"id":1206520,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Restricted Stock Units","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-16","kind":"exercise","planned":false,"acquired":false,"shares":1764,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"shares","element":"transactionShares","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1764},"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206519,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Restricted Stock Units","published_at":"2025-03-15T01:09:11.000Z","date":"2022-08-10","kind":"grant","planned":false,"acquired":true,"shares":1764,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"shares","element":"transactionShares","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F14","text":"These RSUs were incorrectly reported in Table I instead of Table II on the reporting person's Form 4 filed on September 6, 2022."}],"balance_after":1764,"derivative":{"underlying":"Common Stock","underlying_shares":1764},"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206518,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Restricted Stock Units","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-16","kind":"exercise","planned":false,"acquired":false,"shares":642,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"shares","element":"transactionShares","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."}],"balance_after":642,"derivative":{"underlying":"Common Stock","underlying_shares":642},"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206517,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Restricted Stock Units","published_at":"2025-03-15T01:09:11.000Z","date":"2024-02-16","kind":"exercise","planned":false,"acquired":false,"shares":642,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"shares","element":"transactionShares","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"The transaction reflects the re-reporting of the vesting of 642 RSUs previously reported on the reporting person's Form 4 filed February 20, 2024. The transaction also reflects the cash settlement of 642 vested RSUs."}],"balance_after":642,"derivative":{"underlying":"Common Stock","underlying_shares":642},"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206516,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Restricted Stock Units","published_at":"2025-03-15T01:09:11.000Z","date":"2023-02-16","kind":"grant","planned":false,"acquired":true,"shares":1926,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"shares","element":"transactionShares","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"These RSUs were incorrectly reported in Table I instead of Table II on the reporting person's Form 4 filed on May 18, 2023."}],"balance_after":1926,"derivative":{"underlying":"Common Stock","underlying_shares":1926},"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206515,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Restricted Stock Units","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-13","kind":"exercise","planned":false,"acquired":false,"shares":1226,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"shares","element":"transactionShares","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."}],"balance_after":2451,"derivative":{"underlying":"Common Stock","underlying_shares":1226},"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206514,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Restricted Stock Units","published_at":"2025-03-15T01:09:11.000Z","date":"2024-04-26","kind":"grant","planned":false,"acquired":true,"shares":3677,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"shares","element":"transactionShares","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F13","text":"These RSUs were incorrectly reported in Table I instead of Table II on the reporting person's Form 4 filed on May 9, 2024."}],"balance_after":3677,"derivative":{"underlying":"Common Stock","underlying_shares":3677},"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206513,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":1764,"price":9.1,"value":16052.4,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F12","text":"The transaction reflects the cash settlement of 1,764 vested RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"The reporting person's number of shares of common stock owned was previously overstated by an aggregate of 6,725 shares as of May 9, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023 and May 9, 2024. The amount of shares beneficially owned in Column 5 also takes into account the disposition of an aggregate 475 RSUs that were settled for cash as previously disclosed on the reporting person's Form 4 filed on February 20, 2024."}],"balance_after":8751,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206512,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-16","kind":"exercise","planned":false,"acquired":true,"shares":1764,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F11","text":"On August 11, 2022, the reporting person was granted 1,764 RSUs subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 1,764 RSUs vested on February 16, 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"The reporting person's number of shares of common stock owned was previously overstated by an aggregate of 6,725 shares as of May 9, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023 and May 9, 2024. The amount of shares beneficially owned in Column 5 also takes into account the disposition of an aggregate 475 RSUs that were settled for cash as previously disclosed on the reporting person's Form 4 filed on February 20, 2024."}],"balance_after":10515,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206511,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":642,"price":9.1,"value":5842.2,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The transaction reflects the cash settlement of 642 vested RSUs on each of February 16, 2024 and 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"These RSUs were incorrectly reported in Table I instead of Table II on the reporting person's Form 4 filed on May 18, 2023."}],"balance_after":8751,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206510,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-16","kind":"exercise","planned":false,"acquired":true,"shares":642,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"The reporting person's number of shares of common stock owned was previously overstated by an aggregate of 6,725 shares as of May 9, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023 and May 9, 2024. The amount of shares beneficially owned in Column 5 also takes into account the disposition of an aggregate 475 RSUs that were settled for cash as previously disclosed on the reporting person's Form 4 filed on February 20, 2024."}],"balance_after":9393,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206509,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-13","kind":"tax_withholding","planned":false,"acquired":false,"shares":435,"price":8.79,"value":3823.65,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"Shares withheld to satisfy tax withholding obligation arising upon the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"The reporting person's number of shares of common stock owned was previously overstated by an aggregate of 6,725 shares as of May 9, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023 and May 9, 2024. The amount of shares beneficially owned in Column 5 also takes into account the disposition of an aggregate 475 RSUs that were settled for cash as previously disclosed on the reporting person's Form 4 filed on February 20, 2024."}],"balance_after":8751,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206508,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2025-02-13","kind":"exercise","planned":false,"acquired":true,"shares":1226,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F8","text":"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. 1,226 RSUs vested on February 13, 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"The reporting person's number of shares of common stock owned was previously overstated by an aggregate of 6,725 shares as of May 9, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023 and May 9, 2024. The amount of shares beneficially owned in Column 5 also takes into account the disposition of an aggregate 475 RSUs that were settled for cash as previously disclosed on the reporting person's Form 4 filed on February 20, 2024."}],"balance_after":9186,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206507,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2024-12-29","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":200,"price":10.97,"value":2194.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"On December 29, 2020, the reporting person was granted 200 restricted stock units (\"RSUs\") subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 200 RSUs vested on December 29, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The transaction reflects the cash settlement of 200 vested RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"The reporting person's number of shares of common stock owned was previously overstated by an aggregate of 6,725 shares as of May 9, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023 and May 9, 2024. The amount of shares beneficially owned in Column 5 also takes into account the disposition of an aggregate 475 RSUs that were settled for cash as previously disclosed on the reporting person's Form 4 filed on February 20, 2024."}],"balance_after":7960,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206506,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2024-12-29","kind":"grant","planned":false,"acquired":true,"shares":200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"On December 29, 2020, the reporting person was granted 200 restricted stock units (\"RSUs\") subject to time vesting. Each RSU represents a right to receive one share of the common stock of the issuer and/or cash upon vesting. 200 RSUs vested on December 29, 2024."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"The reporting person's number of shares of common stock owned was previously overstated by an aggregate of 6,725 shares as of May 9, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023 and May 9, 2024. The amount of shares beneficially owned in Column 5 also takes into account the disposition of an aggregate 475 RSUs that were settled for cash as previously disclosed on the reporting person's Form 4 filed on February 20, 2024."}],"balance_after":8160,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206505,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2024-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":642,"price":12.73,"value":8172.66,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The transaction reflects the cash settlement of 642 vested RSUs on each of February 16, 2024 and 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The reporting person's number of shares of common stock owned was previously overstated by 3,048 shares as of February 16, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"The transaction reflects the re-reporting of the vesting of 642 RSUs previously reported on the reporting person's Form 4 filed February 20, 2024. The transaction also reflects the cash settlement of 642 vested RSUs."}],"balance_after":8435,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1206504,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2025-03-15T01:09:11.000Z","date":"2024-02-16","kind":"exercise","planned":false,"acquired":true,"shares":642,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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, 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. 642 RSUs vested on each of February 16, 2024 and 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The reporting person's number of shares of common stock owned was previously overstated by 3,048 shares as of February 16, 2024, due to a number of RSUs that should have been reported in Table II instead of Table I on the reporting person's Form 4 documents filed on May 18, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"The transaction reflects the re-reporting of the vesting of 642 RSUs previously reported on the reporting person's Form 4 filed February 20, 2024. The transaction also reflects the cash settlement of 642 vested RSUs."}],"balance_after":9077,"source":{"system":"sec-edgar","filing":"0001562180-25-002420","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218025002420/primarydocument.xml","form_type":"4"}},{"id":1522433,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2024-05-09T20:12:20.000Z","date":"2024-04-26","kind":"grant","planned":false,"acquired":true,"shares":3677,"price":13.55,"value":49823.35,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents annual grant of restricted stock units pursuant to the company's 2024 Equity & Incentive Plan."},{"field":"shares","element":"transactionShares","label":"F2","text":"The restricted stock units vest in increments of one-third on 2/13/25, 2/13/26, and 2/13/27."}],"balance_after":14685,"source":{"system":"sec-edgar","filing":"0001562180-24-003942","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218024003942/primarydocument.xml","form_type":"4"}},{"id":1635265,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2024-02-20T21:10:26.000Z","date":"2024-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":207,"price":12.73,"value":2635.11,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the portion of the previously reported restricted stock unit grant that vested on 2/16/2024 and settled in cash.  Each cash-settled restricted stock unit is the economic equivalent of one share of common stock of the issuer."}],"balance_after":11008,"source":{"system":"sec-edgar","filing":"0001562180-24-001432","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218024001432/primarydocument.xml","form_type":"4"}},{"id":1635264,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2024-02-20T21:10:26.000Z","date":"2024-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":268,"price":12.73,"value":3411.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the portion of the previously reported restricted stock unit grant that vested on 2/16/2024 and settled in cash.  Each cash-settled restricted stock unit is the economic equivalent of one share of common stock of the issuer."}],"balance_after":11215,"source":{"system":"sec-edgar","filing":"0001562180-24-001432","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218024001432/primarydocument.xml","form_type":"4"}},{"id":1635263,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2024-02-20T21:10:26.000Z","date":"2024-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":642,"price":12.73,"value":8172.66,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the portion of the previously reported restricted stock unit grant that vested on 2/16/2024 and settled in cash.  Each cash-settled restricted stock unit is the economic equivalent of one share of common stock of the issuer."}],"balance_after":11483,"source":{"system":"sec-edgar","filing":"0001562180-24-001432","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218024001432/primarydocument.xml","form_type":"4"}},{"id":1635262,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2024-02-20T21:10:26.000Z","date":"2024-02-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":575,"price":12.73,"value":7319.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the portion of the previously reported restricted stock unit grant that vested on 2/16/2024 and settled in cash.  Each cash-settled restricted stock unit is the economic equivalent of one share of common stock of the issuer."}],"balance_after":12125,"source":{"system":"sec-edgar","filing":"0001562180-24-001432","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218024001432/primarydocument.xml","form_type":"4"}},{"id":1837654,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2023-07-05T21:04:10.000Z","date":"2023-07-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":146,"price":15.12,"value":2207.52,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Number of shares withheld by the company to pay taxes upon the vesting of a restricted stock award on 7/1/2023."}],"balance_after":12700,"source":{"system":"sec-edgar","filing":"0001562180-23-005710","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000156218023005710/primarydocument.xml","form_type":"4"}},{"id":1887470,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2023-05-18T20:06:58.000Z","date":"2023-02-16","kind":"grant","planned":false,"acquired":true,"shares":1926,"price":24.92,"value":47995.92,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents annual grant of restricted stock units pursuant to the company's 2015 Long-Term Incentive Plan."},{"field":"shares","element":"transactionShares","label":"F3","text":"The restricted stock units vest in increments of one-third on the first, second and third anniversary of the original vesting date."}],"balance_after":12846,"source":{"system":"sec-edgar","filing":"0001062993-23-011576","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000106299323011576/form4.xml","form_type":"4"}},{"id":1887469,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2023-05-18T20:06:58.000Z","date":"2023-02-16","kind":"tax_withholding","planned":false,"acquired":false,"shares":470,"price":26.85,"value":12619.5,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Number of shares withheld by the company to pay taxes upon the vesting of restricted stock units on 2/16/2023."}],"balance_after":10920,"source":{"system":"sec-edgar","filing":"0001062993-23-011576","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000106299323011576/form4.xml","form_type":"4"}},{"id":1887468,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2023-05-18T20:06:58.000Z","date":"2023-02-16","kind":"grant","planned":false,"acquired":true,"shares":982,"price":26.85,"value":26366.7,"ownership":{"direct":true},"balance_after":11390,"source":{"system":"sec-edgar","filing":"0001062993-23-011576","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000106299323011576/form4.xml","form_type":"4"}},{"id":2166434,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2022-09-06T20:43:55.000Z","date":"2022-08-10","kind":"grant","acquired":true,"shares":1764,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":10408,"source":{"system":"sec-edgar","filing":"0001062993-22-019241","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000106299322019241/form4.xml","form_type":"4"}},{"id":2166433,"issuer":{"id":1741,"kind":"organization","name":"Mativ Holdings, Inc.","symbol":"MATV"},"owners":[{"id":56674,"kind":"person","name":"Allegri Cheryl","position":1,"cik":"0001927959","reported_name":"Allegri Cheryl","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Controller"}}],"security":"Common Stock","published_at":"2022-09-06T20:43:55.000Z","date":"2022-08-08","kind":"grant","acquired":true,"shares":575,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":8644,"source":{"system":"sec-edgar","filing":"0001062993-22-019241","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1000623/000106299322019241/form4.xml","form_type":"4"}}]}