# EDGAR Filing Document

**Accession Number:** 0001673985
**File Stem:** 0001673985-26-000026
**Filing Date:** 2026-4
**Character Count:** 1232
**Document Hash:** c0359705ce76cf2209a273bfd32a2f71
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001673985-26-000026.hdr.sgml**: 20260429

**ACCESSION NUMBER**: 0001673985-26-000026

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260429

**DATE AS OF CHANGE**: 20260429

**EFFECTIVENESS DATE**: 20260429

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AdvanSix Inc.
- **CENTRAL INDEX KEY:** 0001673985
- **STANDARD INDUSTRIAL CLASSIFICATION:** PLASTICS, MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS [2821]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 812525089
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-37774
- **FILM NUMBER:** 26916433

**BUSINESS ADDRESS:**
- **STREET 1:** 300 KIMBALL DRIVE
- **STREET 2:** SUITE 101
- **CITY:** PARSIPPANY
- **STATE:** NJ
- **ZIP:** 07054
- **BUSINESS PHONE:** (973) 526-1800

**MAIL ADDRESS:**
- **STREET 1:** 300 KIMBALL DRIVE
- **STREET 2:** SUITE 101
- **CITY:** PARSIPPANY
- **STATE:** NJ
- **ZIP:** 07054

### Attached PDF Documents

**Attachment 1:** `asix2025annualreporttoshar.pdf`

_No text found in this document._