# EDGAR Filing Document

**Accession Number:** 0001122976
**File Stem:** 0001628280-26-021577
**Filing Date:** 2026-3
**Character Count:** 2244
**Document Hash:** 45ebbf98ad2a00702f5cab2b43a89dd1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-26-021577.hdr.sgml**: 20260327

**ACCESSION NUMBER**: 0001628280-26-021577

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260327

**DATE AS OF CHANGE**: 20260327

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AVIENT CORP
- **CENTRAL INDEX KEY:** 0001122976
- **STANDARD INDUSTRIAL CLASSIFICATION:** PLASTICS, MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS [2821]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 341730488
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-16091
- **FILM NUMBER:** 26801115

**BUSINESS ADDRESS:**
- **STREET 1:** 33587 WALKER ROAD
- **CITY:** AVON LAKE
- **STATE:** OH
- **ZIP:** 44012
- **BUSINESS PHONE:** 440-930-1000

**MAIL ADDRESS:**
- **STREET 1:** 33587 WALKER ROAD
- **CITY:** AVON LAKE
- **STATE:** OH
- **ZIP:** 44012

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** POLYONE CORP
- **DATE OF NAME CHANGE:** 20000830

**UNITED STATES<br>SECURITIES AND EXCHANGE COMMISSION<br>WASHINGTON, DC 20549**

**SCHEDULE 14A<br>(Rule 14a-101)**

**INFORMATION REQUIRED IN PROXY STATEMENT<br>SCHEDULE 14A INFORMATION**

**Proxy Statement Pursuant to Section 14(a) of the<br>Securities Exchange Act of 1934 (Amendment No._____)**

Filed by the Registrant ☑<br>Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐ Preliminary Proxy Statement

☐ **Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))**

☐ Definitive Proxy Statement

☑ Definitive Additional Materials

☐ Soliciting Material Under §240.14a-12

**AVIENT CORPORATION**

(Name of Registrant as Specified in its Charter)

(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

☑ No fee required.

☐ Fee paid previously with preliminary materials.

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

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![avientcorporation_vxnaxp45.jpg](avientcorporation_vxnaxp45.jpg)

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![avientcorporation_vxnaxp45a.jpg](avientcorporation_vxnaxp45a.jpg)

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