TRANSALTA CORP — Investor Relations & Filings
Filings indexed
995
across all filing types
Latest filing
2026-04-20
Foreign Filer Report
Country
US
United States of America
Listing
US
TAC
TransAlta Corporation is an independent power producer that owns, operates, and develops a diverse fleet of electrical generation assets. The company's portfolio includes facilities powered by natural gas, hydro, wind, and solar, reflecting a strategic focus on clean energy and energy transition. TransAlta engages in the generation and wholesale marketing of electricity, providing energy solutions to commercial and industrial customers. It manages a significant portfolio of generation capacity and markets its power output through various commercial arrangements and long-term contracts.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-04-20 | English | |
| 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-04-07 | English | |
| 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-03-31 | English | |
| 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-03-23 | English | |
| SCHEDULE 13G/A Filing | 2026-02-05 | English | |
| 6-K | 2025-12-22 | English |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
5 filings
| |||||
| 34690707 | 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-04-20 | English | ||
| 33748019 | 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-04-07 | English | ||
| 33119460 | 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-03-31 | English | ||
| 33012850 | 6-K - TRANSALTA CORP (0001144800) (Filer) | 2026-03-23 | English | ||
| 28184100 | SCHEDULE 13G/A Filing | 2026-02-05 | English | ||
|
2025
10 filings
| |||||
| 11450446 | 6-K | 2025-12-22 | English | ||
| 11450448 | FORM 6-K | 2025-12-18 | English | ||
| 11450449 | FORM 6-K | 2025-12-17 | English | ||
| 11450450 | 6-K | 2025-12-15 | English | ||
| 11450451 | FORM 6-K | 2025-12-13 | English | ||
| 11450452 | 6-K | 2025-12-13 | English | ||
| 11450453 | SUPPL | 2025-12-12 | English | ||
| 11450454 | FWP | 2025-12-12 | English | ||
| 11450455 | SUPPL | 2025-12-11 | English | ||
| 11450456 | FORM 6-K | 2025-12-09 | English | ||
Market data
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Peer group · Electric power generation activities from renewable sources
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|---|---|---|---|
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ALTEO | HU | Electricity, gas, steam and air… |
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Alternus Energy Group
An independent power producer that develops, owns, and oper…
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ALT | IE | Electricity, gas, steam and air… |
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Alterra Power Corp.
A diversified renewable power company utilizing geothermal,…
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AXY | CA | Electricity, gas, steam and air… |
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Ameresco, Inc.
A cleantech integrator providing energy efficiency and rene…
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AMRC | US | Electricity, gas, steam and air… |
|
AQUILA EUROPEAN RENEWABLES PLC
Investment company managing the orderly realization of its …
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AERI | GB | Electricity, gas, steam and air… |
|
Argo Energy Ltd.
Investor, developer, and operator of small and medium comme…
|
— | CA | Electricity, gas, steam and air… |
|
Arise
Manages the full value chain for wind, solar, and battery s…
|
ARISE | SE | Electricity, gas, steam and air… |
TRANSALTA 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/31238/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=31238 | 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=31238 | 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=31238 \ -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": 31238}, 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 TRANSALTA CORP (id: 31238)"
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