MainStreet Bancshares, Inc. — Investor Relations & Filings
MainStreet Bancshares, Inc. is a financial holding company that operates through its wholly-owned subsidiary, MainStreet Bank. The bank is a business-focused community institution serving the Washington, D.C. metropolitan area. It provides a comprehensive suite of banking products and services to both commercial and individual clients. Operating on a 'branch-lite' model with six financial centers, MainStreet Bank emphasizes digital access through its fully integrated online and mobile banking solutions. A key differentiator is its 'Put Our Bank in Your Office®' service, a robust online banking technology platform designed for business customers. The bank also offers advanced payment systems and provides customers with access to a network of 55,000 free ATMs.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| FORM 8-K | 2026-05-22 | English | |
| FORM S-3 | 2026-05-15 | English | |
| 10-Q - MainStreet Bancshares, Inc. (0001693577) (Filer) | 2026-05-08 | English | |
| 8-K - MainStreet Bancshares, Inc. (0001693577) (Filer) | 2026-04-24 | English | |
| 8-K - MainStreet Bancshares, Inc. (0001693577) (Filer) | 2026-04-21 | English | |
| 8-K - MainStreet Bancshares, Inc. (0001693577) (Filer) | 2026-04-20 | English |
Browse filings by year
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Price history
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MainStreet Bancshares, 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/33858/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=33858 | 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=33858 | 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=33858 \ -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": 33858}, 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 MainStreet Bancshares, Inc. (id: 33858)"
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