greeksoup/ stock research
Stock research / United States / RIG / Filings

Transocean Ltd. SEC filings

Transocean filed 44 documents with the SEC in the last twelve months, the latest report being the 10-Q of 7 August 2026. The latest filing, on 23 October 2026, was an 8-K: other events.

Filings in twelve months4427 of them 8-K news
Latest report10-Qfiled 7 Aug 2026
Latest filing8-K23 Oct 2026
Last results, two-day move-1.1%results filed 5 Aug 2026
New to this? How to read this page
  1. Companies file with the SEC when something happens. 10-Q and 10-K are the quarterly and annual reports; 8-K is news that cannot wait for the next report.
  2. An 8-K says which items it covers, such as results, a change at the top or a big contract. A foreign company files a 6-K instead.
  3. The results release is usually an 8-K filed the day results come out, before the 10-Q or 10-K.
  4. Every filing links to the original on EDGAR, the SEC's own site.

Twelve months of filings

by kind

Most of the filings were other company news (23). Results came out 4 times.

Each mark is one filing on the day it was filed, in rows by kind. Hover or tap a mark for the form and what it was about.

The share price around each results release

close before to close after

Over the last 4 releases the share price moved 3.6% on average in the two days around results, the most on 4 May 2026 (-8.6%).

29 Oct 2025+4.3%$3.75 to $3.91
20 Feb 2026+0.5%$6.36 to $6.39
4 May 2026-8.6%$6.84 to $6.25
5 Aug 2026-1.1%$5.22 to $5.16
Daily closeResults filed

Each ring marks a results filing. The move runs from the last close before the filing to the first close after it, so it covers results released before the open or after the close. Hover the line for any day's close.

What the company told investors on 8-K

27 filings

Transocean's 27 news filings (8-K) were mostly about regulation FD disclosure (18) and other events (7).

  • Regulation FD disclosureMaterial shared with investors, often slides or a presentation
    18 · latest 19 Oct 2026
  • Other eventsNews the company chose to file
    7 · latest 23 Oct 2026
  • Results of operationsThe quarterly results release
    4 · latest 5 Aug 2026
  • Material agreementA large contract or deal was signed
    3 · latest 15 Oct 2026
  • New financial obligationNew debt or a borrowing
    1 · latest 15 Oct 2026
  • Unregistered sale of equityShares sold privately
    1 · latest 26 May 2026
  • Charter or bylaw amendment, or fiscal year changeThe company's rules or fiscal year changed
    1 · latest 26 May 2026
  • Shareholder voteResults of a vote at a shareholder meeting
    1 · latest 26 May 2026

Each line is one kind of news, with what it means in plain words. Each square is one filing; a filing can carry more than one kind, so the squares can add up to more than the filings. The date opens the latest one on EDGAR.

How it compares

every company on the site

    The bar ranks every company on the site from the lowest on the left to the highest on the right, in three equal thirds; the small figures under it are the values where each third starts, and the black tick is the middle company. The orange dot is this company; the grey ticks are the other companies in its industry (hover or tap for names). A hatched block is companies tied at none.

    Every filing as a table

    In the last twelve months Transocean Ltd. filed 44 documents with the SEC of the kinds listed here: 27 current reports (8-K), about 18 regulation FD disclosure; 7 other events; 4 results of operations; 3 material agreement; 1 new financial obligation; 10 additional proxy materials (DEFA14A), 3 quarterly reports (10-Q), 1 annual report to shareholders (ARS), 1 proxy statement (DEF 14A), 1 preliminary proxy (PRE 14A), 1 annual report (10-K). The latest, filed 23 October 2026: 8-K, other events. The 10-K, the 10-Qs and the proxy statement themselves, each with a link to open it, are on the documents page.

    FiledFormWhat it was aboutPeriod or event dateFiling
    23 October 20268-KOther events23 October 2026EDGAR
    19 October 20268-KRegulation FD disclosure19 October 2026EDGAR
    15 October 20268-KMaterial agreement, New financial obligation, Regulation FD disclosure15 October 2026EDGAR
    14 October 2026DEFA14Aadditional proxy materialEDGAR
    14 October 20268-KOther events14 October 2026EDGAR
    9 October 20268-KRegulation FD disclosure9 October 2026EDGAR
    30 September 2026DEFA14Aadditional proxy materialEDGAR
    30 September 20268-KOther events30 September 2026EDGAR
    15 September 20268-KRegulation FD disclosure15 September 2026EDGAR
    20 August 20268-KRegulation FD disclosure20 August 2026EDGAR
    7 August 202610-Qquarterly report30 June 2026EDGAR
    5 August 20268-KResults of operations, Regulation FD disclosure5 August 2026EDGAR
    1 July 2026DEFA14Aadditional proxy materialEDGAR
    1 July 20268-KRegulation FD disclosure, Other events29 June 2026EDGAR
    16 June 20268-KRegulation FD disclosure16 June 2026EDGAR
    26 May 20268-KUnregistered sale of equity, Charter or bylaw amendment, or fiscal year change, Shareholder vote22 May 2026EDGAR
    19 May 2026DEFA14Aadditional proxy materialEDGAR
    19 May 20268-KMaterial agreement19 May 2026EDGAR
    5 May 202610-Qquarterly report31 March 2026EDGAR
    5 May 2026DEFA14Aadditional proxy materialEDGAR
    5 May 20268-KOther events4 May 2026EDGAR
    4 May 20268-KResults of operations, Regulation FD disclosure4 May 2026EDGAR
    16 April 20268-KRegulation FD disclosure16 April 2026EDGAR
    14 April 20268-KRegulation FD disclosure14 April 2026EDGAR
    2 April 20268-KRegulation FD disclosure2 April 2026EDGAR
    31 March 2026ARSannual report to shareholders31 December 2025EDGAR
    31 March 2026DEFA14Aadditional proxy materialEDGAR
    31 March 2026DEF 14Aproxy statement22 May 2026EDGAR
    20 March 2026PRE 14Apreliminary proxy22 May 2026EDGAR
    23 February 20268-KRegulation FD disclosure23 February 2026EDGAR
    23 February 202610-Kannual report31 December 2025EDGAR
    20 February 20268-KResults of operations, Regulation FD disclosure19 February 2026EDGAR
    17 February 2026DEFA14Aadditional proxy materialEDGAR
    11 February 20268-KRegulation FD disclosure11 February 2026EDGAR
    11 February 2026DEFA14Aadditional proxy materialEDGAR
    10 February 2026DEFA14Aadditional proxy materialEDGAR
    10 February 20268-KMaterial agreement, Other events9 February 2026EDGAR
    9 February 2026DEFA14Aadditional proxy materialEDGAR
    9 February 20268-KOther events9 February 2026EDGAR
    5 January 20268-KRegulation FD disclosure5 January 2026EDGAR
    8 December 20258-KRegulation FD disclosure8 December 2025EDGAR
    18 November 20258-KRegulation FD disclosure18 November 2025EDGAR
    30 October 202510-Qquarterly report30 September 2025EDGAR
    29 October 20258-KResults of operations29 October 2025EDGAR
    An 8-K is what a company files within four business days of a material event; the SEC numbers the events, and the words here are the SEC's own headings, shortened.
    Read moreForm 4, Form 144, 13F and Schedule 13D and 13G have their own pages. Prospectus supplements and correspondence are not listed.