Explore NorthWestern's complete collection of publicly available corporate disclosures, including annual reports, sustainability reports, financial statements, ESG data spreadsheets, and related web publications. Each document is sourced directly from NorthWestern's official channels and fully traceable to its official company sources.
The table below lists all of NorthWestern's' corporate disclosure by name and reporting period, ensuring full transparency and easy access. Coming soon, Tracenable users will be able to export disclosures as PDFs, view them in Markdown, or open them directly in ChatGPT or Claude for instant analysis and summarization.
| Name | Reporting Period | |
|---|---|---|
| Annual Report | 2024 | |
| EEI/AGA Template | 2023 | |
| ESG Data Spreadsheet | 2023 | |
| Sustainability Report | 2023 | |
| 10-K | 2022 | |
| EEI/AGA Template | 2022 | |
| ESG Data Spreadsheet | 2022 | |
| EEI/AGA Template | 2022 | |
| ESG Data Spreadsheet | 2022 | |
| 10-K | 2021 | |
| 10-K | 2020 | |
| Environmental Report | 2020 | |
| Annual Report | 2020 | |
| ESG Data Spreadsheet | 2020 | |
| ESG Data Spreadsheet | 2020 | |
| 10-K | 2019 | |
| 10-K | 2018 | |
| 10-K | 2017 | |
| 10-K | 2016 | |
| 10-K | 2015 | |
| 10-K | 2014 | |
| 10-K | 2013 | |
| 10-K | 2012 | |
| 10-K | 2011 | |
| 10-K | 2010 | |
| 10-K | 2010 |