FY25 Results Presentation

Germany ⫶ Turnaround continuing through challenging market conditions

-5.0% Service revenue FY25 organic growth

-12.6% Adj. EBITDAaL FY25 organic growth

Germany 40% of Group Adj. EBITDAaL 1

• Broadly stable Q4 service revenue trend with: − higher 1&1 wholesale revenue − lower MDU impact (+0.5pp QoQ) − partially offset by lower mobile ARPU • Mobile ARPU impacted by higher mobile competitive intensity in Q4 and prior period one-offs

• Gigabit broadband net additions broadly stable • MDU TV transition complete with 4.2 million customers secured, in line with expectations • Positive mobile contract additions despite mobile competition • 6.4 million IoT connections added

• Adjusted EBITDAaL decline driven by: − MDU transition impact (-7.5pp) − incremental commercial investments to support turnaround − challenging mobile market conditions • +2.4pp benefit from lower energy costs offset by inflation

Service revenue growth (%)

Net additions (‘000) Gigabit broadband

Adj. EBITDAaL (€billion)

2

Organic

Organic excl. MDU transition impact

DSL

Mobile contract

0.0

0.0

1.5% (0.3%)

51

(0.4)

(0.2)

34

(2.4%)

(2.6%)

(2.7%)

18

12

€5.0bn

0.6%

€4.4bn

(3)

(1.5%)

1

(17) (45) Q4 FY24

(23) (32) Q1 FY25

(24) (9) Q2 FY25

(8)

(4)

(39)

(6.0%)

(6.2%)

(6.4%)

FY24 Direct margin Net A&R Energy & extra inflation

Opex incl. re-investment

FY25

Q3 FY25

Q4 FY25

Q4 FY24

Q1 FY25

Q2 FY25

Q3 FY25

Q4 FY25

FY25 results ⫶ May 2025

1. Based on FY25 Adjusted EBITDAaL contribution. 2. Fibre customer additions included in Gigabit broadband from Q1 FY25.

8

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