Company facts
- Headquarters
- Woburn, Massachusetts
- Most recent report
- 8-K, filed Aug 14, 2026
- Filings on record
- 484 filings
- On EDGAR
- CIK 1819142
- Fiscal year ends
- December
- Filer status
- Non-accelerated filer, Smaller reporting company
Financials 8 of 27
News 8 of 65
- 8-K Current report on a material event Aug 14, 2026
- 8-K Quarterly results Aug 11, 2026
- 8-K Current report on a material event Jul 20, 2026
- 8-K Quarterly results Apr 23, 2026
- 8-K Quarterly results Apr 1, 2026
- 8-K Quarterly results Mar 4, 2026
- 8-K Current report on a material event Jan 16, 2026
- 8-K Leadership change Nov 7, 2025
Prospectuses and Registrations 8 of 30
- 25-NSE Notice that a security was delisted Aug 31, 2026
- S-3 Shelf registration statement Apr 24, 2026
- S-8 Registration statement for an employee plan Feb 28, 2025
- 424B5 Prospectus supplement for an offering Feb 28, 2025
- 424B3 Prospectus supplement for an offering Apr 28, 2023
- S-3 Shelf registration statement Apr 25, 2023
- S-3ASR Automatic shelf registration Apr 24, 2023
- 424B3 Prospectus supplement for an offering Mar 17, 2023
Proxies 7
- DEF 14A Proxy statement for a shareholder vote Sep 9, 2025
- DEFA14A Extra proxy material Apr 23, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 23, 2024
- DEFA14A Extra proxy material Apr 21, 2023
- DEF 14A Proxy statement for a shareholder vote Apr 21, 2023
- DEFA14A Extra proxy material Sep 21, 2021
- DEFA14A Extra proxy material Jul 13, 2021
Ownership 8 of 287
- 4 Insider reported a trade Sep 3, 2026
- 3 Insider reported their initial holding Aug 13, 2026
- SCHEDULE 13G Large holder reported a passive stake Jul 30, 2026
- 144 Notice of a proposed sale of restricted stock Jun 15, 2026
- 144 Notice of a proposed sale of restricted stock Jun 8, 2026
- 144 Notice of a proposed sale of restricted stock Jun 4, 2026
- 144 Notice of a proposed sale of restricted stock Jun 2, 2026
- 4 Insider reported a trade May 27, 2026
Other 8 of 68
- EFFECT Notice that a registration became effective May 5, 2026
- CORRESP Reply to SEC staff May 1, 2026
- UPLOAD Comment letter from SEC staff May 1, 2026
- ARS Annual report sent to shareholders Sep 9, 2025
- ARS Annual report sent to shareholders Apr 23, 2024
- EFFECT Notice that a registration became effective Apr 28, 2023
- CORRESP Reply to SEC staff Apr 26, 2023
- UPLOAD Comment letter from SEC staff Apr 26, 2023
Everything here comes from SES AI Corp's own filings on SEC EDGAR. The filing list is rechecked every hour.