Subsea 7 - Major Shareholding Notification 2024

Subsea 7 S.A. notification of major holding

Luxembourg - 15 May 2024 - Subsea 7 S.A. (Oslo Børs: SUBC, ADR: SUBCY) today

announced that, on 15 May 2024, Barclays Capital Securities Limited(1) informed

the Company that it had breached 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 10 May 2024 the total number of voting rights in the Company according to

Article 8 and 9 of the Transparency Law attached to shares was 260,731

* On 10 May 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 15,162,516

* On 10 May 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 605,782

* When combined, the above positions equate to 5.26% of voting rights of

Subsea 7 S.A.

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

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 15 May 19:10 CET

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