US Copper Corp — Investor Relations & Filings
US Copper Corp is an exploration and development company focused on advancing copper resource projects. The company's primary asset is the Moonlight-Superior Copper Project, located within the Lights Creek Copper District of Plumas County, California. This project encompasses approximately 13 square miles of patented and unpatented federal mining claims and hosts significant copper resources, along with associated silver and gold credits, across three main deposits: Moonlight, Superior, and Engels. The company is actively engaged in the financing, exploration, and evaluation of these mineral claims.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| News release - English.pdf | 2026-04-30 | English | |
| 52-109F1R - Certification of refiled annual filings - CFO (E).pdf | 2026-04-11 | English | |
| 52-109F1R - Certification of refiled annual filings - CEO (E).pdf | 2026-04-11 | English | |
| Audited annual financial statements (amended) - English.pdf | 2026-04-11 | English | |
| 52-109FV1 - Certification of annual filings - CFO (F).pdf | 2026-04-10 | English | |
| 52-109FV1 - Certification of annual filings - CEO (E).pdf | 2026-04-10 | English |
Market data
Market data not available
Price history
Peer group · Mining of other non-ferrous metal ores
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
Cassiar Gold Corp.
Exploration company advancing a gold property with a multi-…
|
GLDC | CA | Mining and quarrying |
|
CASSIUS MINING LIMITED
Explores and develops gold and limestone projects from disc…
|
CMD | AU | Mining and quarrying |
|
CASTILE RESOURCES LTD
Explores and develops gold and base metal deposits at the R…
|
CST | AU | Mining and quarrying |
|
Castle Gold Corporation
Explored and developed gold, silver, and copper properties …
|
— | CA | Mining and quarrying |
|
CASTLE MINERALS LIMITED
Explores for gold, graphite, and base metals to identify hi…
|
CDT | AU | Mining and quarrying |
|
Castle Resources Inc.
A junior mineral development company focused on acquiring a…
|
CRI | CA | Mining and quarrying |
|
CATALINA RESOURCES LTD
Mineral exploration company targeting gold, base metals, li…
|
CTN | AU | Mining and quarrying |
|
CATALYST METALS LIMITED
Gold exploration and production company focused on high-gra…
|
CYL | AU | Mining and quarrying |
|
Cautivo Mining Inc.
Explores and develops properties containing gold, silver, c…
|
CUVMF | CA | Mining and quarrying |
|
CAVALIER RESOURCES LIMITED
Explores and develops gold and nickel assets in the Eastern…
|
CVR | AU | Mining and quarrying |
US Copper Corp 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/46635/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=46635 | 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=46635 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=46635 \ -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": 46635}, 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 US Copper Corp (id: 46635)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.