ClosedPublished 31 Aug 2026

Tidewater Inc. /
Wilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.

Tidewater Inc. completed its deal for Wilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.

Buy side: Tidewater Inc.
Buy sideTidewater Inc.
Target: Wilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.
TargetWilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.
Tidewater Inc. · 31 Aug 2026Source
Buy side: Tidewater Inc.
Buy sideTidewater Inc.
Target: Wilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.
TargetWilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.
01 / BuyerTidewater Inc.
02 / TargetWilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.
Source for the buyer and target: Tidewater Inc.

For the buyer and target.

“Amended and Restated Agreement for the Sale and Purchase of Wilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A., dated as of August 25, 2026, by and among Wilson Sons S.A., Ultranav International II, S.A., Remolcadores Ultratug Limitada, Wilson, Sons Ultratug Participações S.A., Atlantic Offshore Services S.A., Pan Marine do Brasil Ltda., Tidewater Marine International, Inc. and Tidewater Inc.”

Published 31 Aug 2026

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01

What happened

The deal for Wilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A. has closed, with Tidewater Inc. as the buyer, at a stated price of USD $500 million. [01]

The filing from Tidewater Inc. is dated Aug. 31, 2026. [01]

02

The source

Everything on this page comes from the source below, quoted word for word.

01
Source · Tidewater Inc.

Tidewater Inc. completed its deal for Wilson, Sons Ultratug Participações S.A. and Atlantic Offshore Services S.A.

This document is the source for the companies, stage, figure and people on this page.

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03

Timeline

Every date the source states, in order, each with the words it comes from. Anything marked ahead is a target the source gives, not something that has happened.

  1. Announced

    “The filing from Tidewater Inc. is dated Aug. 31, 2026”

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  2. Published by Tidewater Inc.

    The source this page is built from.

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