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US DOJ closes antitrust review of Valaris and Transocean merger

10/1/2026

Valaris Limited and Transocean Ltd. have been informed by the Antitrust Division of the U.S. Department of Justice that its probe under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended, is complete.

The mandatory waiting period under the HSR Act has now lapsed, clearing a major regulatory obstacle for the pending business combination. The two firms signed a Business Combination Agreement on February 9, 2026.

The deal stipulates that Transocean will purchase all issued and outstanding Valaris common shares, offering 15.235 Transocean shares for each Valaris share.

Valaris, a Bermuda-incorporated company, and Transocean, a Swiss entity, disclosed this progress via a Form 8-K filed with the U.S. Securities and Exchange Commission on September 30, 2026.

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