ANTIN // 2021 Universal Registration Document

INFORMATION ON THE SHARE CAPITAL AND MAJOR SHAREHOLDERS 8 Information on the share capital

Type of delegated authority

Maximum duration 26 months

Maximum nominal amount

Amounts used as of 31 December 2021

10% of the share capital (1) as of the Pricing Date of the IPO after completion of the Contributions €750 million for debt securities (2)

Delegation of authority to the Board of Directors to resolve to increase the share capital by issuing shares and/or equity securities giving access to other equity securities and/or conferring the right to the allocation of debt securities and/or transferable securities giving access to equity securities to be issued, as part of a public exchange offer initiated by the Company(14 th resolution) Delegation of authority to the Board of Directors to issue shares or equity securities giving access to other equity securities and/ or conferring the right to the allocation of debt securities and/ or transferable securities giving access to equity securities to be issued, without preferential subscription rights, in return for contributions in kind (15 th resolution) Delegation of authority to the Board of Directors to increase the share capital by capitalisation of reserves, profits or premiums or any other amount for which capitalisation is allowed (17 th resolution) Authorisation for the Board of Directors to grant new or existing shares free of charge (18 th resolution)

26 months 10% of the share capital (1) as of the date of the transaction €750 million for debt securities (2)

26 months

10% of the share capital as of the Pricing Date of the IPO after completion of the Contributions 5% of the share capital as of the Pricing Date of the IPO after completion of the Contributions

38 months

7,447,629 shares 4.73% of the share

capital as of the pricing of the IPO after completion of the Contributions and 4.27% of the share capital as of the date of this Universal Registration Document

Delegation of authority to the Board of Directors to resolve to issue shares reserved for members of an employee savings plan (19 th resolution) Delegation of authority to the Board of Directors to resolve to increase the share capital by issuing shares, with waiver of preferential subscription rights by way of a reserved offering to specific categories of beneficiaries (5) (Resolution B)

18 months

€8,600,000 (4)

209,102 shares €3,512,913.60

18 months

€3,670,200 (4)

82,528 shares €1,386,470.40

(1) The aggregate maximum nominal amount of capital increases that may be made pursuant to this delegation of authority shall count towards the overall limit of 50% of the capital for immediate and/or future capital increases. (2) The aggregate maximum nominal amount of debt securities that may be issued pursuant to this delegation of authority shall count towards the overall limit of €750 million applicable to the issuance of debt securities. (3) The issue price shall be at least equal to the weighted average market price of the Company's shares on the regulated market of Euronext Paris during the three trading days immediately preceding the determination of the subscription price of the capital increase, possibly reduced by a maximum discount of 10%. (4) Nominal amount and share premium included. (5) The categories include the following : (i) all employees of Antin Infrastructure Services Luxembourg II (AISL 2), private limited liability company (société à responsabilité limitée), incorporated under the laws of the Grand Duchy of Luxembourg, which registered office is located at 17 Boulevard F.W. Raiffeisen, L-2411 Luxembourg and it is registered under number B185727 with Luxembourg Trade and Companies Registrar and (ii) others employees of Antin whose participation in the Employee Offering could be subject to specific eligibility conditions in accordance with local applicable regulations. In addition, the Annual Shareholders' Meeting of the Company to be held on 24 May 2022 will be asked to approve, in its 14 th and 15 th resolutions, the following delegations of financial authorisations, which would cancel and replace the 6 th and 8 th equivalent delegations of financial authorisations granted by the Combined Shareholders' Meeting held on 14 September 2021:

Type of delegated authority

Maximum duration

Maximum nominal amount

18 months

Capped at 10% of the total number of shares comprising the share capital at any time or 5% of the total number of shares with a view to their retention and subsequent delivery in payment or exchange in connection with any external growth transactions Capped at 10% of the share capital per twenty-four (24) months period

Authorisation to purchase the shares of the Company (14 th resolution)

Authorisation granted to the Board of Directors to reduce the share capital by cancelling treasury shares (15 th resolution)

18 months

204 ANTIN INFRASTRUCTURE PARTNERS S.A. - UNIVERSAL REGISTRATION DOCUMENT 2021