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Arq, Inc. (ARQ)

$1.75 -1.13% NASDAQ: ARQ · 15-min delayed

GREENWOOD VILLAGE, Colorado
Public · NASDAQ: ARQ
202 employees

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$86.9MMarket cap

$100.3MRevenue · FY2021

-$52.6MNet income

202Employees

ARQNASDAQ

2003IPO

About Arq, Inc.

Arq Inc is an environmental technology company principally engaged in the sale of consumable air, water, and soil treatment solutions, including activated carbon (AC) and chemical technologies. The company manufactures and sells activated carbon and other chemicals used to capture and remove contaminants for the coal-fired power generation, industrial, municipal water and air, water and soil treatment, and remediation markets. Some of the products in its portfolio are Powdered Activated Carbon, Granular Activated Carbon, and Colloidal Carbon Product, among others.

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Company facts

Type: Public · NASDAQ: ARQ
Employees: 202
IPO date: Oct 22, 2003
Headquarters: 8051 E. MAPLEWOOD AVE., STE 210
GREENWOOD VILLAGE, Colorado 80111
Phone: 720-598-3500
Industry: Industrial Supplies
Website: Visit site

Incorporation record

Incorporated in: DE, United States
Registered office: Newark, US
Legal entity ID: 52990086HRJSW2EZQH40

Source: GLEIF, the global Legal Entity Identifier registry · checked Jul 26, 2026. A US headquarters does not always mean US incorporation.

Registry IDs

Ticker: ARQ Nasdaq
SEC CIK: 1515156
LEI: 52990086HRJSW2EZQH40
EIN: 275472457
SIC: 2890 MISCELLANEOUS CHEMICAL PRODUCTS

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Reported figures

Financial summary

Revenue FY2021: $100.3M
Net income: -$52.6M
Total assets: $230.6M
Market cap: $86.9M

Source: SEC EDGAR · updated Jun 7, 2026

NASDAQ: ARQ

$1.75 -1.13%

15-minute delayed · data by Polygon.io

Past year · hover for prices

$1.64 $7.40

52-week range

Market cap: $86.9M
Shares outstanding: 49.7M
Open: —
Day range: –
Prev close: —
Volume: —
IPO date: Oct 22, 2003

Arq, Inc. (ARQ) Stock Price

Reported a net loss of $52.6M in FY2021.
Trading 76% below its 52-week high.

Automatically generated from public filings and market data. Informational only — not investment advice or a recommendation to buy or sell any security.

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Newsroom

News about Arq, Inc.

Are Options Traders Betting on a Big Move in Arq Stock? Zacks Investment Research · 2026-10-13 · negative Arq Appoints Peter Owino as Chief Accounting Officer GlobeNewswire Inc. · 2026-08-28 · positive ARQ INVESTIGATION ALERT: Bragar Eagel & Squire, P.C. is Investigating Arq, Inc. on Behalf of Arq Stockholders and Encourages Investors to Contact the Firm GlobeNewswire Inc. · 2026-03-21 · negative INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Arq, Inc. - ARQ GlobeNewswire Inc. · 2026-03-17 · negative Gabelli Hosts 17th Annual Specialty Chemicals Symposium GlobeNewswire Inc. · 2026-02-24 · neutral Gabelli Funds to Host 3rd Annual PFAS Symposium at The Harvard Club, New York, NY GlobeNewswire Inc. · 2025-08-28 · neutral

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FAQ

Arq, Inc.: frequently asked questions

Is Arq, Inc. an American company?

Arq, Inc. is a US-based company headquartered in Greenwood Village, Colorado, listed in the americancompanies.com directory of American companies. Its American-origin credentials have not yet been independently verified.

Where is Arq, Inc. headquartered?

Arq, Inc. is headquartered in Greenwood Village, Colorado, United States.

Is Arq, Inc. publicly traded?

Yes — Arq, Inc. is a publicly traded company. Its stock trades under the ticker symbol ARQ on the NASDAQ.

What does Arq, Inc. do?

Arq, Inc. is an American Industrial Supplies company in the Manufacturing & Industrial sector.

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