Leonardo S.p.A.

Share Issue/Capital Change • Oct 29, 2025

Data/Ora Ricezione : 29 Ottobre 2025 08:29:58

Oggetto : LEONARDO ANNOUNCES THE

COMPLETION OF THE ACCELERATED BOOKBUILDING PROCESS FOR THE PLACEMENT OF ORDINARY SHARES IN

AVIO

Testo del comunicato

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Press office PH: +39 06 32473313 leonardopressoffice@leonardo.com Investor Relations PH: +39 06 32473512 ir@leonardo.com

PRESS RELEASE

Not for publication, distribution or release directly or indirectly, in whole or in part, in or into the United States of America, Australia, Canada or Japan, or in any other jurisdiction in which offers or sales would be prohibited by applicable law.

This announcement is not an offer of securities for sale in any jurisdiction, including the United States, Canada, Australia or Japan. Neither this announcement nor anything contained herein shall form the basis of, or be relied upon in connection with, any offer or commitment whatsoever in any jurisdiction.

LEONARDO ANNOUNCES THE COMPLETION OF THE ACCELERATED BOOKBUILDING PROCESS FOR THE PLACEMENT OF ORDINARY SHARES IN AVIO

Rome, 29th October, 2025 – Following what was previously announced yesterday, Leonardo S.p.A. ("Leonardo") has successfully completed the sale of approximately c. 2.6 million shares in Avio S.p.A. ("Avio") equivalent to c. 9.4% of its share capital (the "Placement" or the "Transaction").

Following the Placement, Leonardo holds approximately 19.0% of the share capital of Avio.

The Placement, carried out through an accelerated bookbuilding procedure, was priced at Euro 37.50 per share and will be settled by delivery of shares and payment of the consideration on 31st October 2025.

In the context of the Transaction, Leonardo has agreed to a 90-day lock-up period on its remaining shares in Avio, in line with market practice.

In connection with the Transaction, Intesa Sanpaolo, Jefferies and Morgan Stanley acted as Joint Global Coordinators and Joint Bookrunners.

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IMPORTANT INFORMATION

The distribution of this announcement and the offer and sale of the Placing Shares in certain jurisdictions may be restricted by law. The Placing Shares may not be offered to the public in any jurisdiction in circumstances which would require the preparation or registration of any prospectus or offering document relating to the Placing Shares in such jurisdiction. No action has been taken by Leonardo, the Joint Global Coordinators and Joint Bookrunners or any of their respective affiliates that would permit an offering of the Placing Shares or possession or distribution of this announcement or any other offering or publicity material relating to such securities in any jurisdiction where action for that purpose is required.

This announcement is not for publication, distribution or release, directly or indirectly, in or into the United States of America (including its territories and dependencies, any State of the United States and the District of Columbia), Australia, Canada or Japan or any other jurisdiction where such an announcement would be unlawful. The distribution of this announcement may be restricted by law in certain jurisdictions and persons into whose possession this

document or other information referred to herein comes should inform themselves about and observe any such restriction. Any failure to comply with these restrictions may constitute a violation of the securities laws of any such jurisdiction.

No prospectus or offering document has been or will be prepared in connection with the Placing. Any investment decision to buy securities in the Placing must be made solely on the basis of publicly available information. Such information is not the responsibility of and has not been independently verified by Leonardo, the Joint Global Coordinators and Joint Bookrunners or any of their respective affiliates.

The securities referred to herein have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "Securities Act"), and may not be offered or sold in the United States except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act. Neither this document nor the information contained herein constitutes or forms part of an offer to sell or the solicitation of an offer to buy securities in the United States. There will be no public offer of any securities in the United States. No action has been taken that would permit an offering of the securities or possession or distribution of this announcement in any jurisdiction where action for that purpose is required. Persons into whose possession this announcement comes are required to inform themselves about and to observe any such restrictions.

In the EEA member states (each such EEA member state a "Relevant State"), this press release and the information contained herein is intended only for and directed only to "qualified investors" as defined in Regulation (EU) 2017/1129 of the European Parliament and of the Council of 14 June 2017 on the prospectus to be published when securities are offered to the public or admitted to trading on a regulated market, and repealing Directive 2003/71/EC (together with any related implementing and delegated regulations, the "Prospectus Regulation"). The securities mentioned in this press release are not intended to be offered to the public in any Relevant State and are only available to qualified investors. Persons in any Relevant State who are not qualified investors should not take any actions based on this press release, nor rely on it.

In the United Kingdom, this announcement and any other materials in relation to the securities described herein are only being distributed to, and are only directed at, and any investment or investment activity to which this document relates is available only to, and will be engaged in only with, "qualified investors" (within the meaning of assimilated Regulation (EU) 2017/1129 as it forms part of the law of the United Kingdom by virtue of the EU (Withdrawal) Act 2018) who (i) have professional experience in matters relating to investments which fall within Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005 (as amended, the "Order"), (ii) are persons falling within Article 49(2)(a) to (d) of the Order, (iii) are outside the United Kingdom, or (iv) are persons to whom an invitation or inducement to engage in investment activity (within the meaning of section 21 of the Financial Services and Markets Act 2000) in connection with the issue or sale of any securities may otherwise lawfully be communicated or caused to be communicated (all such persons together being referred to as "relevant persons"). This announcement is directed only at relevant persons and must not be acted on or relied on by persons who are not relevant persons. Any investment or investment activity to which this announcement relates is available only to relevant persons and will be engaged in only with relevant persons.

Intesa Sanpaolo S.p.A., Jefferies GmbH and Morgan Stanley & Co. International plc are acting for Leonardo only in connection with the Placing and will not be responsible to anyone other than Leonardo for providing the protections offered to the respective clients of the Joint Global Coordinators and Joint Bookrunners, nor for providing advice in relation to the Placing or any matters referred to in this announcement

Leonardo is an international industrial group, among the main global companies in Aerospace, Defence, and Security (AD&S). With 60,000 employees worldwide, the company approaches global security through the Helicopters, Electronics, Aeronautics, Cyber & Security and Space sectors, and is a partner on the most important international programmes such as Eurofighter, JSF, NH-90, FREMM, GCAP, and Eurodrone. Leonardo has significant production capabilities in Italy, the UK, Poland, and the USA. Leonardo utilises its subsidiaries, joint ventures, and shareholdings, which include Leonardo DRS (71.6%), MBDA (25%), ATR (50% ), Hensoldt (22.8%), Telespazio (67%), Thales Alenia Space (33%), and Avio (28.7%). Listed on the Milan Stock Exchange (LDO), in 2024 Leonardo recorded new orders for €20.9 billion, with an order book of €44.2 billion and consolidated revenues of €17.8 billion. Included in the MIB ESG index, the company has also been part of the Dow Jones Sustainability Indices (DJSI) since 2010.

Ufficio Stampa T: +39 06 32473313 leonardopressoffice@leonardo.com Investor Relations T: +39 06 32473512 ir@leonardo.com

COMUNICATO STAMPA

Not for publication, distribution or release directly or indirectly, in whole or in part, in or into the United States of America, Australia, Canada or Japan, or in any other jurisdiction in which offers or sales would be prohibited by applicable law.

This announcement is not an offer of securities for sale in any jurisdiction, including the United States, Canada, Australia or Japan. Neither this announcement nor anything contained herein shall form the basis of, or be relied upon in connection with, any offer or commitment whatsoever in any jurisdiction.

LEONARDO ANNUNCIA IL COMPLETAMENTO DELL'OPERAZIONE DI ACCELERATED BOOKBUILDING PER LA VENDITA DI AZIONI ORDINARIE DI AVIO

Roma, 29/10/2025 – Facendo seguito a quanto precedentemente annunciato nella giornata di ieri, Leonardo S.p.A. ("Leonardo") annuncia di aver completato con successo il collocamento di circa 2,6 milioni di azioni di Avio S.p.A. ("Avio"), pari a circa 9,4% del capitale sociale (il "Collocamento" o la "Transazione").

A seguito del Collocamento, Leonardo detiene una partecipazione di circa 19% del capitale sociale di Avio.

Il Collocamento, realizzato attraverso una procedura di accelerated bookbuilding, è stato determinato a Euro 37,50 per azione e sarà regolato mediante la consegna delle azioni e il pagamento del corrispettivo in data 31 ottobre 2025.

Nell'ambito dell'operazione, Leonardo ha assunto un impegno di lock-up della durata di 90 giorni, in relazione alle azioni residue detenute in Avio, in linea con la prassi di mercato.

Intesa Sanpaolo, Jefferies e Morgan Stanley hanno agito in qualità di Joint Global Coordinators e Joint Bookrunners nell'ambito della Transazione.

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IMPORTANT INFORMATION

The distribution of this announcement and the offer and sale of the Placing Shares in certain jurisdictions may be restricted by law. The Placing Shares may not be offered to the public in any jurisdiction in circumstances which would require the preparation or registration of any prospectus or offering document relating to the Placing Shares in such jurisdiction. No action has been taken by Leonardo, the Joint Global Coordinators and Joint Bookrunners or any of their respective affiliates that would permit an offering of the Placing Shares or possession or distribution of this announcement or any other offering or publicity material relating to such securities in any jurisdiction where action for that purpose is required.

This announcement is not for publication, distribution or release, directly or indirectly, in or into the United States of America (including its territories and dependencies, any State of the United States and the District of Columbia), Australia, Canada or Japan or any other jurisdiction where such an announcement would be unlawful. The distribution of this announcement may be restricted by law in certain jurisdictions and persons into whose possession this document or other information referred to herein comes should inform themselves about and observe any such

restriction. Any failure to comply with these restrictions may constitute a violation of the securities laws of any such jurisdiction.

No prospectus or offering document has been or will be prepared in connection with the Placing. Any investment decision to buy securities in the Placing must be made solely on the basis of publicly available information. Such information is not the responsibility of and has not been independently verified by Leonardo, the Joint Global Coordinators and Joint Bookrunners or any of their respective affiliates.

The securities referred to herein have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "Securities Act"), and may not be offered or sold in the United States except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act. Neither this document nor the information contained herein constitutes or forms part of an offer to sell or the solicitation of an offer to buy securities in the United States. There will be no public offer of any securities in the United States. No action has been taken that would permit an offering of the securities or possession or distribution of this announcement in any jurisdiction where action for that purpose is required. Persons into whose possession this announcement comes are required to inform themselves about and to observe any such restrictions.

In the EEA member states (each such EEA member state a "Relevant State"), this press release and the information contained herein is intended only for and directed only to "qualified investors" as defined in Regulation (EU) 2017/1129 of the European Parliament and of the Council of 14 June 2017 on the prospectus to be published when securities are offered to the public or admitted to trading on a regulated market, and repealing Directive 2003/71/EC (together with any related implementing and delegated regulations, the "Prospectus Regulation"). The securities mentioned in this press release are not intended to be offered to the public in any Relevant State and are only available to qualified investors. Persons in any Relevant State who are not qualified investors should not take any actions based on this press release, nor rely on it.

In the United Kingdom, this announcement and any other materials in relation to the securities described herein are only being distributed to, and are only directed at, and any investment or investment activity to which this document relates is available only to, and will be engaged in only with, "qualified investors" (within the meaning of assimilated Regulation (EU) 2017/1129 as it forms part of the law of the United Kingdom by virtue of the EU (Withdrawal) Act 2018) who (i) have professional experience in matters relating to investments which fall within Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005 (as amended, the "Order"), (ii) are persons falling within Article 49(2)(a) to (d) of the Order, (iii) are outside the United Kingdom, or (iv) are persons to whom an invitation or inducement to engage in investment activity (within the meaning of section 21 of the Financial Services and Markets Act 2000) in connection with the issue or sale of any securities may otherwise lawfully be communicated or caused to be communicated (all such persons together being referred to as "relevant persons"). This announcement is directed only at relevant persons and must not be acted on or relied on by persons who are not relevant persons. Any investment or investment activity to which this announcement relates is available only to relevant persons and will be engaged in only with relevant persons.

Intesa Sanpaolo S.p.A., Jefferies GmbH and Morgan Stanley & Co. International plc are acting for Leonardo only in connection with the Placing and will not be responsible to anyone other than Leonardo for providing the protections offered to the respective clients of the Joint Global Coordinators and Joint Bookrunners, nor for providing advice in relation to the Placing or any matters referred to in this announcement.

Leonardo è un gruppo industriale internazionale, tra le principali realtà mondiali dell'Aerospazio, Difesa e Sicurezza (AD&S). Con oltre 60mila dipendenti nel mondo, opera per la sicurezza globale attraverso i settori degli Elicotteri, Elettronica, Aeronautica, Cyber & Security e Spazio, ed è partner dei più importanti programmi internazionali come Eurofighter, JSF, NH-90, FREMM, GCAP e Eurodrone. Leonardo dispone di rilevanti capacità produttive in Italia, Regno Unito, Polonia e USA, e si avvale anche di società controllate, joint venture e partecipazioni, tra cui Leonardo DRS (71,6%), MBDA (25%), ATR (50%), Hensoldt (22,8%), Telespazio (67%), Thales Alenia Space (33%) e Avio (28,7%). Quotata alla Borsa di Milano (LDO), nel 2024 Leonardo ha registrato nuovi ordini per 20,9 miliardi di euro, con un portafoglio ordini di 44,2 miliardi di euro e ricavi consolidati per 17,8 miliardi di euro. Inclusa anche nell'indice MIB ESG, l'azienda fa parte dal 2010 dei Dow Jones Sustainability Indices (DJSI).