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Transocean Ltd. — DEFA14A Filings

78 DEFA14A filings on record

This page lists all DEFA14A filings submitted to the SEC by Transocean Ltd. (RIG), sorted by most recent first. Each row links to the full filing on EdgarLookup. Transocean Ltd. has filed 78 DEFA14A documents with the SEC since 2015. To view all SEC filings by Transocean Ltd., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 10-Q/A 144 144/A 25-NSE 3 3/A 4 4/A 424B3 424B5 424B7 425 5 8-A12B 8-K 8-K/A 8-K12G3 ARS CORRESP DEF 14A DEFA14A DEFC14A DFAN14A EFFECT FWP NO ACT NT 10-K PRE 14A PRE 14C PREC14A PRER14A PRRN14A S-3ASR S-4 S-4/A S-4MEF S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC TO-I SC TO-I/A SCHEDULE 13D/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
DEFA14A DEFA14A 0001104659-26-015486 Feb 17, 2026
DEFA14A DEFA14A 0001104659-26-012864 Feb 11, 2026
DEFA14A DEFA14A 0001104659-26-012389 Feb 10, 2026
DEFA14A DEFA14A 0001104659-26-011778 Feb 9, 2026
DEFA14A DEFA14A 0001451505-25-000032 Apr 1, 2025
DEFA14A DEFA14A 0001451505-24-000031 Mar 26, 2024
DEFA14A DEFA14A 0001451505-23-000041 Mar 21, 2023
DEFA14A DEFA14A 0001451505-22-000046 May 4, 2022
DEFA14A DEFA14A 0001451505-22-000032 Apr 21, 2022
DEFA14A DEFA14A 0001451505-22-000028 Mar 28, 2022
DEFA14A DEFA14A 0001451505-21-000031 Apr 7, 2021
DEFA14A DEFA14A 0001451505-20-000031 Apr 24, 2020
DEFA14A DEFA14A 0001451505-20-000027 Mar 30, 2020
DEFA14A DEFA14A 0001451505-19-000032 Mar 11, 2019
DEFA14A DEFA14A 0001451505-18-000048 May 7, 2018
DEFA14A DEFA14A 0001451505-18-000034 Apr 17, 2018
DEFA14A DEFA14A 0001451505-18-000031 Apr 13, 2018
DEFA14A DEFA14A 0001558370-18-002261 Mar 20, 2018
DEFA14A DEFA14A 0001558370-18-000136 Jan 17, 2018
DEFA14A DEFA14A 0001451505-18-000003 Jan 9, 2018
DEFA14A DEFA14A 0001558370-18-000041 Jan 5, 2018
DEFA14A DEFA14A 0001558370-17-009409 Dec 20, 2017
DEFA14A DEFA14A 0001451505-17-000018 Apr 20, 2017
DEFA14A DEFA14A 0001558370-17-001900 Mar 16, 2017
DEFA14A DEFA14A 0001451505-16-000194 Apr 21, 2016
DEFA14A DEFA14A 0001451505-16-000188 Mar 24, 2016
DEFA14A DEFA14A 0001451505-15-000058 Apr 23, 2015
DEFA14A DEFA14A 0001451505-15-000045 Mar 26, 2015
DEFA14A DEFA14A 0001451505-14-000055 Apr 25, 2014
DEFA14A DEFA14A 0001451505-13-000120 May 13, 2013
DEFA14A DEFA14A 0001451505-13-000118 May 13, 2013
DEFA14A DEFA14A 0001451505-13-000114 May 10, 2013
DEFA14A DEFA14A 0001451505-13-000111 May 9, 2013
DEFA14A DEFA14A 0001451505-13-000109 May 9, 2013
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001104659-13-039320 May 9, 2013
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001104659-13-039318 May 9, 2013
DEFA14A DEFA14A 0001451505-13-000097 May 7, 2013
DEFA14A DEFA14A 0001451505-13-000095 May 3, 2013
DEFA14A DEFA14A 0001451505-13-000093 May 2, 2013
DEFA14A DEFA14A 0001451505-13-000091 May 2, 2013
DEFA14A DEFA14A 0001451505-13-000089 May 1, 2013
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001104659-13-035943 May 1, 2013
DEFA14A DEFA14A 0001451505-13-000085 Apr 30, 2013
DEFA14A DEFA14A 0001451505-13-000083 Apr 29, 2013
DEFA14A DEFA14A 0001451505-13-000081 Apr 26, 2013
DEFA14A DEFA14A 0001451505-13-000077 Apr 25, 2013
DEFA14A DEFA14A 0001451505-13-000075 Apr 25, 2013
DEFA14A DEFA14A 0001451505-13-000073 Apr 24, 2013
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001104659-13-030960 Apr 19, 2013
DEFA14A DEFA14A 0001451505-13-000071 Apr 19, 2013