Dominion Hosting S p A : The placement reserved for institutional investors was successfully completed through an accelerated bookbuilding procedure involving a total of 354.916 DHH shares (of which 324.916 were newly issued), for a total value of Euro 8.163.068 at a price that incorporates a premium of approximately 11% compared to the weighted average of the official prices recorded in the 30 days prior to the start date of the ABB

Milan, 18 December 2025. DHH S.p.A. (DHH.MI) (ISIN shares IT0005203622 | ISIN warrants IT0005645541) ("DHH" or "Company"), following the previous press release issued today regarding the launch of an accelerated bookbuilding ("ABB") procedure reserved for Italian and foreign qualified investors as defined in Article 2, letter e) of Regulation (EU) 2017/1129 of the European Parliament and of the Council of June 14, 2017, as well as foreign institutional investors pursuant to Regulation S of the United States Securities Act of 1933 (collectively, "Institutional Investors"), announces that the following has been successfully completed ahead of schedule: (i) the subscription of 324.916 New Shares subject to the ABB, also following the partial exercise by the Company of the discretionary increase option to cover any over-allocations, and (ii) the sale of all 30.000 Shares owned by the selling Shareholder ("Placement").

The total number of 324.916 New Shares were placed at a price of Euro 23, of which Euro 0,10 was share capital and the remainder was share premium, with a premium of approximately 11% compared to the weighted average of the official price recorded in the 30 days prior to the start date of the ABB (December 17, 2025 - November 18, 2025). The total value of the Placement is Euro 8.163.068 (including share premium).

The resources deriving from the Capital Increase will enable the Company to quickly and efficiently obtain the resources necessary to support its growth and development projects. More specifically, the Capital Increase would enable the Company to seize market opportunities in a timely manner, ensuring the availability of financial resources to pursue its strategic objectives, as well as to develop both the projects already included in the business plan and any additional growth initiatives that may arise in the future, including any external expansion projects through M&A transactions consistent with the Company's industrial strategy.

The subscription and sale transactions will be settled through the delivery of the New Shares and the Shares of the Selling Shareholders and payment of the relevant price on December 23, 2025.

In light of the above transaction, the Company's share capital is increased to Euro 556.268,80 and is divided into 5.562.688 ordinary shares with no par value.

It should be noted that, as part of the transaction and in line with market practice for similar transactions, the Company and the Selling Shareholder (for the DHH shares held by him at the end of the Placement) have entered into lock-up agreements with the Sole Bookrunner for a period of 180 days from the closing date of the Placement.

Furthermore, it should be noted that the offer for subscription of shares as part of the Placement was exempt from the requirement to prepare and publish a prospectus relating to the subscription offer pursuant to the exemption provided for in Article 1, paragraph 4, letter a) of the Prospectus Regulation. Furthermore, it should be noted that the Capital Increase does not require the publication of an admission document pursuant to Article 27 of the Euronext Growth Milan Issuers' Regulations.

The Company will proceed with the filings and communications required by law.

The placement saw the participation of leading institutional investors such as Alkemia SGR and Funds managed by NextStage AM.

As part of the Placement, Intermonte SIM S.p.A. acted as Sole Bookrunner and ADVANT Nctm acted as legal advisor.

For further information, please refer to the press release announcing the launch of the transaction.

DHH S.p.A. (DHH.MI) (ISIN shares IT0005203622) is dedicated to reshaping internet infrastructure through the integration of next-generation technology and artificial intelligence. Based in Europe, the company leverages open-source technologies to enhance digital connectivity across various industries and regions. With a commitment to continuous research and open innovation, DHH aligns technological progress with stringent data privacy standards. This approach promotes technological excellence while safeguarding individual privacy, aiming to position the company as a relevant player in the evolution of global internet infrastructure. https://www.dhh.international

Via Caldera 21, 20153 Milano

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