Arq, Inc. — Investor Relations & Filings
Filings indexed
774
across all filing types
Latest filing
2026-01-28
Major Shareholding Noti…
Country
US
United States of America
Listing
US
ARQ
Arq, Inc. is a diversified environmental technology company that develops solutions to remove harmful chemicals and pollutants from water, land, and air. The company's primary offerings are consumable treatment solutions based on activated carbon. Arq operates as the only vertically integrated producer of activated carbon products in North America, enabling a domestic and reliable supply of its products to various industries requiring purification and emission control technologies.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| SCHEDULE 13G/A Filing | 2026-01-28 | English | |
| 8-K | 2025-12-11 | English | |
| FORM 4 | 2025-11-13 | English | |
| FORM 4 | 2025-11-13 | English | |
| FORM 4 | 2025-11-12 | English | |
| Q3 2025 Press Release | 2025-11-06 | English |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
1 filing
| |||||
| 30270496 | SCHEDULE 13G/A Filing | 2026-01-28 | English | ||
|
2025
14 filings
| |||||
| 12434247 | 8-K | 2025-12-11 | English | ||
| 12434248 | FORM 4 | 2025-11-13 | English | ||
| 12434249 | FORM 4 | 2025-11-13 | English | ||
| 12434250 | FORM 4 | 2025-11-12 | English | ||
| 8133925 | Q3 2025 Press Release | 2025-11-06 | English | ||
| 8124462 | Q3 2025 Results Presentation | 2025-11-06 | English | ||
| 12434251 | 8-K | 2025-11-05 | English | ||
| 12434252 | 10-Q | 2025-11-05 | English | ||
| 12434254 | FORM 4 | 2025-10-06 | English | ||
| 12434253 | FORM 4 | 2025-09-19 | English | ||
| 12434255 | 8-K/A | 2025-08-14 | English | ||
| 12434256 | 8-K | 2025-08-11 | English | ||
| 12434257 | 10-Q | 2025-08-11 | English | ||
| 12434258 | FORM 4 | 2025-08-06 | English | ||
Market data
Market data not available
Last price
Market cap
volume
Day range
today
52-week range
trailing
Price history
Peer group · Manufacture of other chemical products n.e.c.
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
1933 Industries Inc
A vertically integrated consumer-packaged goods company spe…
|
TGIF | CA | Manufacturing |
|
3M CO
A diversified, science-based technology corporation that de…
|
MMM | US | Manufacturing |
|
5N Plus Inc.
Global producer of specialty semiconductors and ultra-pure …
|
VNP | CA | Manufacturing |
|
ACISELSAN ACIPAYAM SELÜLOZ SANAYİ VE TİCARET A.Ş.
Specialized manufacturer of Carboxymethyl Cellulose (CMC) f…
|
ACSEL | TR | Manufacturing |
|
ACUTAAS CHEMICALS LIMITED
Manufactures and exports specialty chemicals for industrial…
|
ACUTAAS | IN | Manufacturing |
|
ADEKA CORPORATION
Manufacturer of chemicals, food products, and life sciences…
|
4401 | JP | Manufacturing |
|
Ading AD
Manufactures and distributes chemical materials for the con…
|
AD | MK | Manufacturing |
|
Aduro Clean Technologies Inc.
Uses a water-based chemical process to convert hydrocarbon …
|
ADUR | CA | Manufacturing |
|
Advanced Enzyme Technologies Limited
Research-driven developer and manufacturer of proprietary e…
|
ADVENZYMES | IN | Manufacturing |
|
Advanced Nano Products Co., Ltd.
Developer and manufacturer of advanced nanomaterials for hi…
|
121600 | KR | Manufacturing |
Arq, Inc. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/14889/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=14889 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=14889 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
Full reference: API reference · OpenAPI schema
cURL
$ curl https://api.financialreports.eu/api/filings/?company=14889 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 14889}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for Arq, Inc. (id: 14889)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.
We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.