Company: KYIV
Filing Date: 2025-07-22
Form Type: 424B3
Source: 0001213900-25-066705
Chunk: 790

Company: Kyivstar Group Ltd.
Filing Date: 2025-07-22
Form: 424B3
Chunk 790
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OLDERS 1.[•] Exhibit A to Registration Rights Agreement Annex E-18

Exhibit B HOLDERS OF NEW PUBCO COMMON SHARES

| Holder |     | Address |     | Number of               
 New PubCo Common Shares |
| [•]    |     | [•]     |     | [•]                     |
| [•]    |     | [•]     |     | [•]                     |
| [•]    |     | [•]     |     | [•]                     |
| [•]    |     | [•]     |     | [•]                     |
| [•]    |     | [•]     |     | [•]                     |

Exhibit B to Registration Rights Agreement

Annex E-19

Exhibit C REGISTRATION RIGHTS AGREEMENT JOINDER The undersigned is executing and delivering this joinder (this “ Joinder ”) pursuant to the Registration Rights Agreement, dated as of [•], 2025 (as the same may hereafter be amended, the “ Registration Rights Agreement ”), among Kyivstar Group Ltd., an exempted company with limited liability, incorporated and existing under the laws of Bermuda (“ New PubCo ”), and the other persons or entities named as parties therein. Capitalized terms used but not otherwise defined herein shall have the meanings provided in the Registration Rights Agreement. By executing and delivering this Joinder to New PubCo, and upon acceptance hereof by New PubCo upon the execution of a counterpart hereof, the undersigned hereby agrees to become a party to, to be bound by, and to comply with the Registration Rights Agreement as a Holder of Registrable Securities in the same manner as if the undersigned were an original signatory to the Registration Rights Agreement, and the undersigned’s New PubCo Common Shares shall be included as Registrable Securities under the Registration Rights Agreement to the extent provided therein; provided , however , that the undersigned and its permitted assigns (if any) shall not have any rights as Holders, and the undersigned’s (and its transferees’) New PubCo Common Shares shall not be included as Registrable Securities, for purposes of the Excluded Sections. For purposes of this Joinder, “ Excluded Sections ” shall mean [ ______ ]. Accordingly, the undersigned has executed and delivered this Joinder as of the ________day of ________, 20 ___.

| ____________________________________  |
| Signature of Shareholder              |
| ____________________________________  |
| Print Name of