STEEL DYNAMICS INC — Investor Relations & Filings
Steel Dynamics Inc. (SDI) is a diversified industrial metals company and one of the largest steel producers and metals recyclers in North America. The company operates on a circular manufacturing model, primarily utilizing recycled scrap metal in its electric arc furnace (EAF) mills to produce steel products with lower carbon emissions. Its operations are organized across several platforms: steel, metals recycling, steel fabrication, and aluminum. The steel platform produces a wide range of products, including flat roll, structural, and long products, serving key markets like construction, automotive, and energy. The steel fabrication division provides value-added products, and the company is actively diversifying its portfolio with investments in aluminum flat-rolled production.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K - STEEL DYNAMICS INC (0001022671) (Filer) | 2026-05-08 | English | |
| 10-Q - STEEL DYNAMICS INC (0001022671) (Filer) | 2026-04-27 | English | |
| 8-K - STEEL DYNAMICS INC (0001022671) (Filer) | 2026-04-21 | English | |
| SCHEDULE 13G/A - STEEL DYNAMICS INC (0001022671) (Subject) | 2026-03-27 | English | |
| 8-K - STEEL DYNAMICS INC (0001022671) (Filer) | 2026-03-27 | English | |
| ARS - STEEL DYNAMICS INC (0001022671) (Filer) | 2026-03-27 | English |
Browse filings by year
17 yearsMarket data
Market data not available
Price history
Peer group · Manufacture of basic iron and steel
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
ANN JOO RESOURCES BERHAD
Integrated steel manufacturer, trader, and stockist of stee…
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— | MY | Manufacturing |
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ANYANG IRON AND STEEL CO., LTD.
Integrated producer of metallurgical products for diverse i…
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600569 | CN | Manufacturing |
|
Aperam S.A.
Global producer of specialty steels and alloys, with a focu…
|
APAM | LU | Manufacturing |
|
APL Apollo Tubes Limited
Manufactures ERW steel pipes and structural tubes for infra…
|
APLAPOLLO | IN | Manufacturing |
|
Arabian Pipes Co.
Manufactures LSAW and ERW welded steel pipes for energy and…
|
2200 | SA | Manufacturing |
|
ARAYA INDUSTRIAL CO.,LTD.
Manufactures steel products and bicycle-related items for v…
|
7305 | JP | Manufacturing |
|
ArcelorMittal
An integrated steel and mining company producing steel, iro…
|
MTL | LU | Manufacturing |
|
ArcelorMittal (HRM) AD
Manufacturer of hot-rolled flat steel products for internat…
|
HRM | MK | Manufacturing |
|
ArcelorMittal Kryvyi Rih
A full-cycle steel and mining enterprise specializing in lo…
|
KSTL | UA | Manufacturing |
|
ARCELORMITTAL SOUTH AFRICA LIMITED
The largest integrated steel producer on the African contin…
|
ACL | ZA | Manufacturing |
STEEL DYNAMICS 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/30310/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=30310 | 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=30310 | 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=30310 \ -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": 30310}, 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 STEEL DYNAMICS INC (id: 30310)"
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