SolarWindow Technologies, Inc.SEC Filings
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All SEC filings by SolarWindow Technologies, Inc. (WNDW) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| 10-Q | Quarterly report | View Diff | Jul 13, 2026 | |
| 10-Q | Quarterly report | View Diff | Apr 9, 2026 | |
| 10-Q | Quarterly report | View Diff | Jan 9, 2026 | |
| 10-K | Annual report | View Diff | Nov 13, 2025 | |
| 10-Q | Quarterly report | View Diff | Jul 11, 2025 | |
| 10-Q | Quarterly report | View Diff | Apr 11, 2025 | |
| 10-K/A | Annual report | View Diff | Mar 27, 2025 | |
| 10-Q | Quarterly report | View Diff | Jan 14, 2025 | |
| 10-K/A | Annual report | View Diff | Dec 5, 2024 | |
| 10-K | Annual report | View Diff | Nov 20, 2024 |
Events
| 8-K | Solarwindow Issues 2025 Year-End Shareholder Letter and 2026 Outlook | Dec 12, 2025 | ||
| 8-K | Tech Investor and Glass Innovator Joins Solarwindow Board of Directors | Nov 26, 2025 | ||
| 8-K | Departure of Directors or Certain Officers | Aug 6, 2025 | ||
| 8-K | Solarwindow Completes Capital Raise | Jun 20, 2025 | ||
| 8-K | Other Events | May 12, 2025 | ||
| 8-K | Departure of Directors or Certain Officers | May 20, 2024 | ||
| 8-K | Departure of Directors or Certain Officers | Apr 12, 2024 | ||
| 8-K | Departure of Directors or Certain Officers | Mar 5, 2024 | ||
| 8-K | Other Events | Mar 7, 2023 | ||
| 8-K | Completion of Acquisition or Disposition of Assets | Jan 19, 2023 |
Registrations and Prospectuses
| S-1/A | IPO registration | View Diff | Apr 29, 2026 | |
| POS AM | Prospectus update (post-effective amendment) | Mar 20, 2026 | ||
| S-1/A | IPO registration | View Diff | Mar 20, 2026 | |
| S-1 | IPO registration | View Diff | Oct 9, 2025 | |
| POS AM | Prospectus update (post-effective amendment) | Apr 4, 2025 | ||
| POS AM | Prospectus update (post-effective amendment) | Mar 27, 2025 | ||
| S-1/A | IPO registration | View Diff | Nov 20, 2024 | |
| S-1 | IPO registration | Oct 18, 2024 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Dec 14, 2022 | ||
| POS AM | Prospectus update (post-effective amendment) | Dec 14, 2022 |
Other
| EFFECT | Notice of effectiveness | May 21, 2026 | ||
| EFFECT | Notice of effectiveness | Apr 10, 2025 | ||
| EFFECT | Notice of effectiveness | Dec 13, 2024 | ||
| CORRESP | Correspondence with SEC | Dec 9, 2024 | ||
| CORRESP | Correspondence with SEC | Nov 20, 2024 | ||
| UPLOAD | Letter from SEC | Oct 30, 2024 | ||
| EFFECT | Notice of effectiveness | Dec 16, 2022 | ||
| EFFECT | Notice of effectiveness | Dec 16, 2022 | ||
| EFFECT | Notice of effectiveness | Jul 9, 2021 | ||
| EFFECT | Notice of effectiveness | Jun 25, 2021 |
Ownership
| SC 13D/A | Beneficial ownership report | Sep 25, 2009 | ||
| 4 | Change in insider ownership | Jan 14, 2009 | ||
| 3 | Initial statement of insider ownership | Jan 14, 2009 | ||
| 3 | Initial statement of insider ownership | Jan 14, 2009 | ||
| SC 13D/A | Beneficial ownership report | Nov 26, 2008 | ||
| SC 13D/A | Beneficial ownership report | Nov 24, 2008 | ||
| 4 | Change in insider ownership | Sep 9, 2008 | ||
| 3 | Initial statement of insider ownership | Jul 31, 2008 | ||
| 4 | Change in insider ownership | Mar 11, 2008 | ||
| 4 | Change in insider ownership | Mar 11, 2008 |