Flat Capital AB — Investor Relations & Filings
Flat Capital AB is an investment company focused on making long-term investments in unlisted, growth-stage companies led by dedicated founders and entrepreneurs. Founded in 2013 by Nina and Sebastian Siemiatkowski, the firm operates with a hands-off approach, trusting the entrepreneurs it backs to build their businesses. Flat Capital aims to provide its shareholders with access to a unique and global portfolio of investment opportunities that are typically inaccessible to the public. The company differentiates itself through a transparent, low-cost structure, emphasizing long-term partnership and value creation over short-term horizons.
Recent filings
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Market data
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Peer group · Activities of non-money market investments funds
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BLACKROCK MUNIHOLDINGS FUND, INC.
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MHD | US | Financial and insurance activit… |
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BLACKROCK MUNIHOLDINGS NEW JERSEY QUALITY FUND, INC.
A closed-end fund investing in NJ municipal bonds for tax-e…
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MUJ | US | Financial and insurance activit… |
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BLACKROCK MUNIHOLDINGS NEW YORK QUALITY FUND, INC.
A closed-end fund investing in New York municipal bonds for…
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MHN | US | Financial and insurance activit… |
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BLACKROCK MUNIHOLDINGS QUALITY FUND II, INC.
A closed-ended fund investing in municipal bonds to provide…
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MUE | US | Financial and insurance activit… |
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BLACKROCK MUNIVEST FUND II, INC.
A closed-end fund investing in investment-grade municipal b…
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MVT | US | Financial and insurance activit… |
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BLACKROCK MUNIVEST FUND, INC.
A closed-end fund investing in municipal obligations for ta…
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MVF | US | Financial and insurance activit… |
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BLACKROCK MUNIYIELD FUND, INC.
A closed-end fund investing in municipal bonds for tax-exem…
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MYD | US | Financial and insurance activit… |
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BLACKROCK MUNIYIELD MICHIGAN QUALITY FUND, INC.
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Flat Capital AB 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/8395/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=8395 | 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=8395 | 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=8395 \ -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": 8395}, 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 Flat Capital AB (id: 8395)"
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