Arq Inc.
ARQ | NASDAQ
$1.77
$0.00 (0.00%)
At close: Oct 30, 2026, 4:00 PM ET
$1.77
$0.00 (0.00%)
After-hours:
Oct 30, 2026, 4:10 PM ET
Company Profile
Operating throughout North America, Arq, Inc. is a specialized manufacturer of activated carbon materials. Their product range encompasses various types of activated carbon, specifically granular, powdered, and colloidal forms. Additionally, they provide Arq Powder Wetcake, which is a finely processed, low-ash particle originating from coal waste, along with additives formulated for managing air pollution. These versatile products find application in numerous sectors, including water purification, remediation of contaminated groundwater, enhancing soil composition, controlling atmospheric discharges, and as components in asphalt mixtures. Established in 1996, the company rebranded as Arq, Inc. in February 2024, having previously been known as Advanced Emissions Solutions, Inc. Its corporate headquarters are located in Greenwood Village, Colorado.
Key Executives
| Name | Position |
|---|---|
| Robert E. Rasmus | Chief Executive Officer, President & Director |
| Joseph Wong | Chief Technology Officer |
| Anthony Nathan | Senior Vice President of Finance |
| Clay Smith | General Counsel & Secretary |
| Eric Brian Robinson | Senior Vice President of Operations |
| Jeanette McQueeney | Senior Vice President of Sales & Marketing |
| Lorraine Lang | Senior Vice President of Human Resources |
| Peter Owino | Chief Accounting Officer & Principal Accounting Officer |
| Shimon Steinmetz | Executive VP, Principal Financial Officer & CFO |
| Thad Ratliff | Senior Vice President of Operations |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Sep 17, 2026 | S-8 | Filing |
| Sep 10, 2026 | 4 | Filing |
| Sep 09, 2026 | 4 | Filing |
| Sep 08, 2026 | 4 | Filing |
| Sep 03, 2026 | 4 | Filing |
| Aug 28, 2026 | 8-K | Current Report |
| Aug 18, 2026 | 4 | Filing |
| Aug 10, 2026 | 8-K | Current Report |
| Aug 10, 2026 | 10-Q | Quarterly Report |
| Aug 04, 2026 | 4 | Filing |
Arq Inc.
| Country | United States |
| IPO Date | Jan 23, 2004 |
| Industry | Industrial - Pollution & Treatment Controls |
| Sector | Industrials |
| Employees | 202 |
| CEO | Robert E. Rasmus |
Contact Details
8051 East Maplewood Avenue Greenwood Village,
Colorado 80111 United States
Stock Details
| Ticker Symbol | ARQ |
| Exchange | NASDAQ |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0001515156 |
| CUSIP Number | 00770C101 |
| ISIN Number | US00770C1018 |
| SIC Code | 2890 |
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