Subsea7 share repurchases

Luxembourg – 13 May 2024 - Subsea 7 S.A. (Oslo Børs: SUBC, ADR: SUBCY) today announced transactions made in accordance with its share repurchase programme during the week commencing 6 May 2024. Date on which the share repurchase programme was announced: 25 July 2019, with a two-year extension announced on 19 April 2023.

The duration of the share repurchase programme: until 18 April 2025. In the period from 6 May 2024 until 10 May 2024 Subsea 7 S.A. has repurchased a total of 236,000 own shares at the Oslo Stock Exchange at an average price of NOK 183.1234 per share.

Overview of transactions
Dates	Aggregated daily volume(number of shares)	Weighted average share price per day(NOK)	Total daily transaction value (NOK)
06 May 2024	60,000	179.7528	10,785,168
07 May 2024	59,000	182.3892	10,760,963
08 May 2024	59,000	183.7249	10,839,769
09 May 2024	-	-	-
10 May 2024	58,000	186.7452	10,831,222
Previously disclosed	11,089,212	78.7393	873,156,867
Accumulated	11,325,212	80.9145	916,373,988

The issuer’s holding of own shares:Following the completion of the above transactions, Subsea 7 S.A. owns a total of 5,164,804 of its own shares, corresponding to 1.70% of the issued share capital of Subsea 7 S.A. Total shares in issue, including treasury shares, were 304,294,272. Appendix:An overview of all transactions made under the share repurchase programme that have been carried out during the above-mentioned time period is attached to this report and available atwww.newsweb.no.

**************************************************************************Subsea7 is a global leader in the delivery of offshore projects and services for the evolving energy industry. We create 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 enquiries:Katherine TonksHead of Investor RelationsTel +44 20 8210 5568ir@subsea7.comwww.subsea7.com

This information is considered to be inside information pursuant to the EU Market Abuse Regulation and 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 13 May 2024 at 08:00 CET.

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