Company facts
- Industry
- Drilling Oil & Gas Wells
- Headquarters
- Steinhausen
- Most recent report
- 8-K, filed Aug 20, 2026
- Filings on record
- 1,000+ filings
- On EDGAR
- CIK 1451505
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 43
News 8 of 305
- 8-K Current report on a material event Aug 20, 2026
- 8-K Quarterly results Aug 5, 2026
- 8-K Other events Jul 1, 2026
- 8-K Current report on a material event Jun 16, 2026
- 8-K Shareholder vote results May 26, 2026
- 8-K Significant contract May 19, 2026
- 8-K Other events May 5, 2026
- 8-K Quarterly results May 4, 2026
Prospectuses and Registrations 8 of 38
- 424B5 Prospectus supplement for an offering Sep 26, 2025
- 424B5 Prospectus supplement for an offering Sep 24, 2025
- S-8 Registration statement for an employee plan Aug 5, 2025
- S-8 POS Post-effective amendment to an employee plan registration Jul 5, 2024
- S-3ASR Automatic shelf registration Jul 1, 2024
- S-8 Registration statement for an employee plan Jun 28, 2024
- S-3ASR Automatic shelf registration Jun 28, 2024
- S-3ASR Automatic shelf registration Sep 29, 2023
Proxies 8 of 51
- DEFA14A Extra proxy material Jul 1, 2026
- DEFA14A Extra proxy material May 19, 2026
- PREM14A May 19, 2026
- DEFA14A Extra proxy material May 5, 2026
- DEFA14A Extra proxy material Mar 31, 2026
- DEF 14A Proxy statement for a shareholder vote Mar 31, 2026
- PRE 14A Preliminary proxy statement Mar 20, 2026
- DEFA14A Extra proxy material Feb 17, 2026
Ownership 8 of 494
- 4 Insider reported a trade Jul 7, 2026
- 4 Insider reported a trade May 27, 2026
- 4 Insider reported a trade May 27, 2026
- 4 Insider reported a trade May 27, 2026
- 4 Insider reported a trade May 27, 2026
- 4 Insider reported a trade May 27, 2026
- 4 Insider reported a trade May 27, 2026
- 4 Insider reported a trade May 27, 2026
Other 8 of 69
Everything here comes from Transocean Ltd.'s own filings on SEC EDGAR. The filing list is rechecked every hour.