secwatch.observer — SEC 8-K summary ====================================== Issuer: Transocean Ltd. (RIG) CIK: 0001451505 Form: 8-K Filed at: 2026-09-30T21:11:28+00:00 Accession: 0001104659-26-112402 Event type: m_and_a Sentiment: positive Materiality: 0.85 Item codes: 8.01 LLM model: deepseek-v4.1-flash:cloud@v2 Transocean: DOJ closes HSR review of Valaris deal; closing expected in Q4 2026 ------------------------------------------------------------------------------ - On September 30, 2026, Transocean and Valaris were notified the DOJ Antitrust Division closed its HSR Act investigation and the waiting period expired. - Transocean and Valaris expect the Business Combination to close in Q4 2026, subject to remaining closing conditions in the February 9, 2026 agreement. - Under the February 9, 2026 Business Combination Agreement, Transocean will acquire all Valaris common shares for 15.235 Transocean shares per Valaris share. - Transocean and Valaris filed a joint preliminary proxy statement on Schedule 14A with the SEC on May 19, 2026, seeking shareholder approvals. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1451505/000110465926112402/0001104659-26-112402-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1451505/000110465926112402/tm2626691d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-112402 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer