RIO GRANDE RESOURCES LTD — Investor Relations & Filings
Rio Grande Resources Ltd. is a mineral exploration company focused on the identification and development of high-grade gold and silver deposits. The company's core asset is the Winston Gold & Silver Property, a 3,000+ acre drill-ready project situated in the Black Range of Sierra County, New Mexico. This property encompasses 149 mining claims, including two patented claims, and hosts three historic past-producing mines: Ivanhoe, Emporia, and Little Granite. Rio Grande focuses on leveraging modern exploration methods to evaluate the district-scale potential of the epithermal mineralization within the Paymaster Fault structure. The project is characterized by historically high-grade production and recent sampling results confirming significant precious metal concentrations, including peak values of 66.5 g/t gold and 4,610 g/t silver.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 52-109FV2 - Certification of interim filings - CEO (E).pdf | 2026-03-30 | English | |
| Interim MD&A - English.pdf | 2026-03-30 | English | |
| Interim financial statements/report – English.pdf | 2026-03-30 | English | |
| News release - English.pdf | 2026-02-23 | English | |
| News release - English.pdf | 2026-02-19 | English | |
| Notice of the meeting and record date - English.pdf | 2026-02-12 | English |
Browse filings by year
2 yearsMarket data
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Price history
Peer group · Mining of other non-ferrous metal ores
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ABCOURT MINES INC.
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Aben Gold Corp.
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ABM | CA | Mining and quarrying |
RIO GRANDE RESOURCES LTD 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/48562/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=48562 | 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=48562 | 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=48562 \ -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": 48562}, 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 RIO GRANDE RESOURCES LTD (id: 48562)"
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