Investor Presentaiton

Indosat Ooredoo Hutchinson Q1 2022 Integration Updates Delivering a Strong 10'22 Performance to Start the Year indosat OOREDOO HUTCHISON • 1Q'21 1Q'22 Change Revenue (IDR Bn) 7,345 10,873 48.0% EBITDA (IDR Bn) 3,392 4,380 29.1% 5 EBITDA Margin 46.2% 40.3% -5.9% Net-Profit (Attributable to owners - IDR Bn) 172 129 -25.2% Net Debt to EBITDA 1.13x 1.13x 0.0x 10'21 numbers pre-merger & 10'22 numbers post-merger. 11 Indosat Ooredoo Hutchison 2022 - www.ioh.co.id indosat COOREDOO HUTCHISON Focus Network Integration Acceleration Key Movers: Network, Sourcing, People & IT systems to Support Customer Touchpoints & Backend Milestones 9 Quarter Integration On Track 20% of initiatives completed (as of End March 2022) Synergies Synergies Ahead of Targets Higher synergies realized compared to targets 1Q'22 Total Net New Customer Additions indosat OOREDOO HUTCHISON +34.6 Million Net new customer additions YOY With -95 million strong customer base, IOH is committed to bringing a differentiated customer experience, products and digital service for its customers

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