CADELER A/S: COMPLETION OF SHARE BUY-BACK PROGRAMME AND DISCLOSURE OF REPURCHASE TRANSACTIONS MADE UNDER THE SHARE BUY-BACK PROGRAMME

28 May 2026 10:03 CEST

Copenhagen, 28 May 2026: Cadeler A/S (OSE: CADLR, NYSE: CDLR) (“Cadeler”) today
confirms that it has completed the share buy-back programme it announced on 27
May 2026 in advance of the programme’s anticipated termination date of 5 June
2026, as the maximum number of shares to be repurchased under the programme was
reached earlier than that date. The share buy-back programme has therefore been
terminated early.

On 27 May 2026, Cadeler repurchased 105,275 of its own shares at an average
price per share of NOK 49.92, corresponding to an aggregate purchase price
before commission of NOK 6,596,058, or approximately EUR 0.6 million.

On 27 May 2026, Cadeler initiated a share buy-back programme of up to NOK 7.6
million (approx. EUR 0.7 million) to enable Cadeler to meet its obligations to
its employees arising from certain of Cadeler’s share-based incentive programmes
(the “Programme”) in accordance with Article 5 of Regulation (EU) no. 596/2014
of the European Parliament and of the Council of 16 April 2014, as amended (the
“Market Abuse Regulation”), and the Commissions Delegated Regulation (EU)
2016/1052 of 8 March 2016 (together with the Market Abuse Regulation, the “Safe
Harbour Rules”). Further details on the terms of the Programme can be found in
Cadeler’s stock exchange announcement dated 27 May 2026.

The following transactions were made under the Programme on 27 May 2026:

Date / Trading Venue / Number of shares / Weighted average purchase price (NOK)
/ Transaction value, NOK (EUR)*
27 May 2026 / XOSL / 105,275 / 62.66 / 6,596,058 (EUR 610,916)
*EUR figures presented based on the prevailing NOK/EUR exchange rate on 27 May
2026.

Details of each transaction made under the Programme are attached as an appendix
to this stock exchange announcement.

Following the conclusion of the Programme Cadeler holds a total of 169,267
shares in treasury, each with a nominal value of DKK 1.00 and corresponding in
the aggregate to less than 0.1% of Cadeler’s total share capital and voting
rights of Cadeler.
 
For further information, please contact:

Mikkel Gleerup, CEO
+45 3246 3102
mikkel.gleerup@cadeler.com

Alexander Simmonds, EVP & CLO
+44 7376 174172
alexander.simmonds@cadeler.com

About Cadeler A/S:

Cadeler A/S (Cadeler) is a pure-play offshore wind installation partner and a
global leader in offshore wind turbine transport and installation. The company
owns and operates the industry’s largest fleet of jack-up offshore wind
installation vessels and is expanding its capabilities into full-scope
foundation transport and installation, as well as operations & maintenance. With
its modern fleet and depth of expertise across onshore and offshore operations,
Cadeler supports the safe, efficient and reliable delivery of offshore wind
projects worldwide. Cadeler is listed on the New York Stock Exchange (ticker:
CDLR) and the Oslo Stock Exchange (ticker: CADLR).

For more information, please visit www.cadeler.com.

More information:
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674713_Appendix - Transaction Data (2026).pdf
674713_Stock Exchange Announcement - Cadeler - Share Repurchase (Completion) - 28.5.2026.pdf