ARQ Arq, Inc.
NASDAQActiveCommon stock
ARQ is the ticker symbol of Arq, Inc., which is listed on NASDAQ.
ARQ at a glance
- Symbol
- ARQ
- Company / issuer
- Arq, Inc.
- Security type
- Common stock
- Exchange
- NASDAQ
- Status
- Actively traded
- Seen in listing files
- Feb 2024 – present
- Sector
- Industrials
- Industry
- Major Chemicals
- Country
- United States
- Market cap
- $87.8 million (Sep 2026)
Arq, Inc. company profile
- Industry (SIC)
- Miscellaneous Chemical Products
- Headquarters
- Greenwood Village, CO
- Fiscal year end
- December 31
- SEC filer category
- Accelerated filer<br>Smaller reporting company
- Latest annual report
- 10-K filed 2026-03-10
- Latest interim report
- 10-Q filed 2026-08-10
- SEC CIK
- 1515156
Former company names
- Advanced Emissions Solutions, Inc. (until 2024)
Source: SEC EDGAR filer data.
ARQ price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol ARQ?
ARQ is the ticker symbol of Arq, Inc on NASDAQ.
Is ARQ still trading?
Yes. ARQ appears in the current NASDAQ listings as of Sep 2026.
Which exchange is ARQ listed on?
ARQ is listed on NASDAQ.
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