Transocean Ltd. - RIG

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 51
Latest filed: Apr 02, 2026
Form Count
4 25
8-K 12
144 10
SCHEDULE 13D/A 2
SCHEDULE 13G/A 1
144/A 1

Latest files

Filed Form Report period Accession SEC
Apr 02, 2026 8-K Apr 02, 2026 0001451505-26-000024 View
Mar 27, 2026 SCHEDULE 13G/A 0000102909-26-002489 View
Mar 05, 2026 4 Mar 04, 2026 0002045694-26-000006 View
Mar 04, 2026 144 0001950047-26-002156 View
Mar 03, 2026 4 Mar 01, 2026 0002045694-26-000004 View
Mar 03, 2026 4 Mar 01, 2026 0001240666-26-000004 View
Mar 03, 2026 4 Mar 01, 2026 0001502666-26-000007 View
Mar 03, 2026 4 Mar 01, 2026 0002030852-26-000004 View
Mar 03, 2026 4 Mar 01, 2026 0001750415-26-000007 View
Mar 03, 2026 4 Mar 01, 2026 0002022236-26-000004 View
Feb 23, 2026 8-K Feb 23, 2026 0001451505-26-000020 View
Feb 20, 2026 8-K Feb 19, 2026 0001451505-26-000012 View
Feb 11, 2026 SCHEDULE 13D/A 0001104659-26-013683 View
Feb 11, 2026 8-K Feb 11, 2026 0001451505-26-000005 View
Feb 10, 2026 8-K Feb 09, 2026 0001104659-26-012387 View
Feb 09, 2026 8-K Feb 09, 2026 0001104659-26-011776 View
Feb 09, 2026 4 Feb 05, 2026 0001750415-26-000005 View
Feb 09, 2026 4 Feb 05, 2026 0002030852-26-000002 View
Feb 09, 2026 4 Feb 05, 2026 0002045694-26-000002 View
Feb 09, 2026 4 Feb 05, 2026 0001502666-26-000005 View
Feb 09, 2026 4 Feb 05, 2026 0001240666-26-000002 View
Feb 09, 2026 4 Feb 05, 2026 0002022236-26-000002 View
Jan 28, 2026 4 Jan 26, 2026 0001750415-26-000002 View
Jan 28, 2026 4 Jan 26, 2026 0001502666-26-000002 View
Jan 26, 2026 144 0001950047-26-000672 View
Jan 26, 2026 144 0001950047-26-000680 View
Jan 05, 2026 8-K Jan 05, 2026 0001451505-26-000003 View
Dec 08, 2025 8-K Dec 08, 2025 0001451505-25-000133 View
Dec 08, 2025 4 Dec 04, 2025 0001750415-25-000008 View
Dec 05, 2025 4 Dec 03, 2025 0002045694-25-000007 View
Dec 04, 2025 SCHEDULE 13D/A 0001451505-25-000131 View
Dec 04, 2025 144 0001950047-25-009802 View
Dec 03, 2025 144 0001950047-25-009696 View
Dec 01, 2025 144/A 0001950047-25-009497 View
Dec 01, 2025 4 Nov 26, 2025 0001240666-25-000005 View
Dec 01, 2025 4 Nov 26, 2025 0002022236-25-000006 View
Nov 26, 2025 144 0001950047-25-009403 View
Nov 26, 2025 144 0001950047-25-009413 View
Nov 25, 2025 4 Nov 24, 2025 0001729638-25-000010 View
Nov 25, 2025 4 Nov 24, 2025 0001729635-25-000007 View
Nov 25, 2025 4 Nov 24, 2025 0001737912-25-000008 View
Nov 18, 2025 8-K Nov 18, 2025 0001451505-25-000127 View
Nov 04, 2025 4 Oct 31, 2025 0002045694-25-000004 View
Oct 31, 2025 144 0001950047-25-008331 View
Oct 29, 2025 8-K Oct 29, 2025 0001451505-25-000120 View
Oct 28, 2025 4 Oct 24, 2025 0001750415-25-000005 View
Oct 28, 2025 4 Oct 24, 2025 0001502666-25-000004 View
Oct 24, 2025 144 0001950047-25-008170 View
Oct 24, 2025 144 0001950047-25-008171 View
Oct 15, 2025 8-K Oct 15, 2025 0001451505-25-000111 View
Oct 15, 2025 8-K Oct 15, 2025 0001451505-25-000113 View