Company: KYIV
Filing Date: 2025-09-05
Form Type: F-1
Source: 0001213900-25-085122
Chunk: 128

Company: Kyivstar Group Ltd.
Filing Date: 2025-09-05
Form: F-1
Chunk 128
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 at a value of $46 million, which lowered revenue due to the provision of a discount on one month of services to affected customers, enabling higher year -on -yeargrowth in the six months ended June 30, 2025. In addition, revenue for the six months ended June 30, 2025 was higher due to

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repricing of customer offers launched in December 2024 and the consolidation of revenue from Uklon in the six months ended June 30, 2025, which accounted for approximately 5.3 percentage points of our 27.9% period -to -periodincrease in service revenues.

|                         |     | For the six months ended 
                  June 30 |     |      |
|                         |     |                     2025 |     | 2024 |
|                         |     |         -USD in millions |     |      |
| Service revenue         |     |                      536 |     |  419 |
| Mobile                  |     |                      508 |     |  394 |
| Fixed                   |     |                       28 |     |   25 |
| Other revenue           |     |                        3 |     |    2 |
| Total operating revenue |     |                      539 |     |  421 |

Mobile service revenue includes postpaid (contract) and prepaid customer airtime charges, roaming and value -addedservices, such as messaging, mobile internet and data services, as well as ride -hailingservices through Uklon. Mobile service revenue increased by $114 million, or 28.9%, from $394 million for the six months ended June 30, 2024 to $508 million for the six months ended June 30, 2025. This increase was largely driven by the “customer appreciation” program deployed in the six months ended June 30, 2024 at a value of $46 million, which lowered revenue due to the provision of a discount on one month of services to affected customers, enabling higher year -on -yeargrowth in the six months ended June 30, 2025. In addition, revenue for the six months ended June 30, 2025 was higher due to the repricing of customer offers launched in December 2024 as well as the consolidation of revenue from Uklon, which accounted for approximately 5.6 percentage points of our 28.9% period -to -periodincrease in mobile service revenue. Fixed service revenue includes fixed -