Subsea 7 S.A. notification of major holding

30 Aug 2024 09:29 CEST

Luxembourg - 30 August 2024 - Subsea 7 S.A. (Oslo Børs: SUBC, ADR: SUBCY) today
announced that, on 29 August 2024, Barclays Capital Securities Limited(1)
informed the Company that it had crossed thresholds provided for by Luxembourg's
Transparency Law of 11 January 2008 on transparency requirements for issuers of
securities as amended (the "Transparency Law") as follows:

* On 26 August 2024 the total number of voting rights in the Company directly
and indirectly attached to shares according to Article 8 and 9 was 359,212
* On 26 August 2024 the total number of voting rights in the Company attached
to financial instruments with similar economic effect according to Article
12 (1) (a) of the Transparency Law (right to recall) was 14,669,064
* On 26 August 2024 the total number of voting rights in the Company attached
to financial instruments with similar economic effect according to Article
12 (1) (b) of the Transparency Law (swaps) was 176,664
* When combined, the above positions equated to 5.03% of voting rights of
Subsea 7 S.A on 30 August 2024.

A copy of the notifications received from Barclays is available on the Subsea7
website www.subsea7.com (http://www.subsea7.com).

(1) A wholly-owned subsidiary of Barclays Plc

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Subsea7 is a global leader in the delivery of offshore projects and services for
the evolving energy industry, creating sustainable value by being the industry's
partner and employer of choice in delivering the efficient offshore solutions
the world needs.

Subsea7 is listed on the Oslo Børs (SUBC), ISIN LU0075646355, LEI
222100AIF0CBCY80AH62.

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Contact for investment community enquiries:
Katherine Tonks
Investor Relations Director
Tel +44 20 8210 5568
ir@subsea7.com

This information is subject to the disclosure requirements pursuant to Section
5-12 the Norwegian Securities Trading Act.

This stock exchange release was published by Katherine Tonks, Investor
Relations, Subsea7, on 30 August at 09:30 CET

More information:
Access the news on Oslo Bors NewsWeb site

626695_Barclays Notification 30 August 2024.pdf
626695_SUBC major shareholding disclosure 30 August 2024.pdf