# EDGAR Filing Document

**Accession Number:** 0001515156
**File Stem:** 0001515156-26-000054
**Filing Date:** 2026-4
**Character Count:** 1279
**Document Hash:** 6888b0e451cb3b839b731efd08266712
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001515156-26-000054.hdr.sgml**: 20260428

**ACCESSION NUMBER**: 0001515156-26-000054

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260428

**DATE AS OF CHANGE**: 20260428

**EFFECTIVENESS DATE**: 20260428

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Arq, Inc.
- **CENTRAL INDEX KEY:** 0001515156
- **STANDARD INDUSTRIAL CLASSIFICATION:** MISCELLANEOUS CHEMICAL PRODUCTS [2890]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 275472457
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-37822
- **FILM NUMBER:** 26908585

**BUSINESS ADDRESS:**
- **STREET 1:** 8051 E. MAPLEWOOD AVE., STE 210
- **CITY:** GREENWOOD VILLAGE
- **STATE:** CO
- **ZIP:** 80111
- **BUSINESS PHONE:** 720-598-3500

**MAIL ADDRESS:**
- **STREET 1:** 8051 E. MAPLEWOOD AVE., STE 210
- **CITY:** GREENWOOD VILLAGE
- **STATE:** CO
- **ZIP:** 80111

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Advanced Emissions Solutions, Inc.
- **DATE OF NAME CHANGE:** 20110311

### Attached PDF Documents

**Attachment 1:** `a2025arqannualreport_final.pdf`

_No text found in this document._