Incidental Public Expose of PT Indosat Tbk

Tuesday, 12 January 2021

| | Disclaimer

• PT Indosat Tbk ( “Indosat ” or “Company” ) cautions investors that certain statements contained in this document state its management's intentions, hopes, beliefs, expectations or predictions of the future. • The Company wishes to caution the reader that forward-looking statements are not historical facts and are only estimates or predictions. Actual results may differ materially from those projected as a result of risks and uncertainties including, but not limited to: • The Company’s ability to manage domestic and international growth and maintain a high level of customer service; • Future sales growth; • Market acceptance of the Company’s product and service offerings; • The Company’s ability to secure adequate financing or equity capital to fund its operations; • Network expansion; • Performance of the Company’s network and equipment; • The Company’s ability to enter into strategic alliances or transactions; • Cooperation of incumbent local exchange carriers in provisioning lines and interconnecting our equipment; • Regulatory approval processes; • Changes in technology; • Price competition; • Other market conditions and associated risks. • The Company undertakes no obligation to update publicly any forward-looking statement, whether as a result of future events, new information, or otherwise.

| | 2 Board of Commissioners

Sheikh Mohammed Elisa Lumbantoruan Wijayanto Samirin Heru Pambudi Andrew Kvalseth bin Abdulla Al Thani Independent Independent Commissioner Commissioner President Commissioner Commissioner Commissioner

Syed Maqbul Quader George Bowring Challenor Afini Boer Nigel Thomas Bryne Prof. Dr. Sri Adiningsih Independent Commissioner Commissioner Commissioner Commissioner Commissioner

| | Board of Directors

Vikram Sinha Eyas Assaf Director & Chief Operating Director & Chief Financial Officer Officer

Ahmad Al-Neama President Director & CEO

Arief Musta’in Irsyad Sahroni Director & Chief Strategy and Director & Chief Human Innovation Officer |Resources Officer | Indosat Ooredoo At A glance

Integrated telco in – a strong player in consumer, B2B and digital space Cellular, B2B & Digital Shareholders Shareholders Cellular,with B2B well & Digitalestablished with well brands established brands Fixed Telecom Float 3 Multimedia, Internet, and 21 17 Data Information

14 Government of 65 Indonesia Ooredoo Asia 80 Cellular Services

Cellular FTTH

Fixed Connectivity Wireless Connectivity

Satellite Services Data Center and Cloud

5 Outperform Market Focus on continuously outperforming market growth Indosat Network Experience The operator with highest improvement in continues to network experience Sustainable Growth maintain Driven by subscriber addition and relevant offerings while maintaining healthy yield growth Digital Continuously focusing on simplifying digital journey and improving customer momentum experience 6 9M 20 Key Highlights • Performance growth trends maintained in 9M in 2020. • Revenue up by 9.2% YoY and EBITDA up by 17.0% YoY.

Subscribers EBITDA Margin ARPU 60.4 Mn 41.1% 31.7 (IDR ‘000) +2.8% YoY +2.7 ppt YoY +14.0% YoY

Revenue EBITDA 20,592 Bn 8,466 Bn (IDR) (IDR) 7 +9.2% YoY +17.0% YoY Key Usage KPIs • 60.4 million subscribers, growth of 2.8% YoY, 3.2 M subscriber addition in Q320 • Continued growth in ARPU, 14% YoY • Data traffic continues on sustainable growth trajectory

Subscribers Blended ARPU Data Usage In Million In IDR ‘000 In TB

+2.8% +5.6% +14.0% -2.5% +54.7% +4.8% 60.4 57.2 60.4 33.2 58.8 31.7 32.3 3,475,076 27.8 2,245,733 1,258,443 1,201,259

9M’19 9M’20Q2’20 Q3’20 9M’199M’20 Q2’20 Q3’20 9M’199M’20 Q2’20 Q3’20

8 Network Expansion

• Accelerating network roll-out, added 30,000 BTS. Doubled 4G BTS Y-o-Y, 14% 4G BTS Q-o-Q. • Responding to market dynamics to cater 4G traffic demand and decline in 2G & , allocated more spectrum and infrastructure from 3G to support the 4G growth.

4G BTS Traffic Distribution Download Speed* Mbps In ‘000 Count 2G 4G 3G 3G 4G Y-o-Y Q-o-Q 15,5 60,0 60,0 14,0 52,8 8% 8% 9%

29,3 16% 92% 92% 91% 84% 3,3 3,5

Q2-20 Q3-20 Source: Ookla Intelligence for Download Speed Q3-19Q3-20Q2-20 Q3-20 Q3-19 Q3-20 Q2-20 Q3-20

9 Digital

• Indosat’ s MyIM3 becomes the highest rated telco app in Indonesia • Comparable to best in class Indonesian PowerApps • Continued focus to improve digital experience and engagement for our customers

Playstore ratings Playstore ratings Indosat Major Telco Apps Major power Apps comparison comparison digital myim3 4,5 myim3 4,5 Ovo 4,1 experience Comp1 3,8 Gojek 4,2 amongst best Grab 4,4 Comp2 3,8 in class in T’Pedia 4,6 Indonesia 10 2020 Awards

Asia Pacific Enterprise APEA Award HR Asia Award Best Practices Award for Corporate Excellence in Best Companies to Work for Digital Services Telecommunications & ICT Industry for in Asia0

Padmamitra Award UN Women Asia-Pacific Social Welfare Implementation Women’s Empowerment Principles of Disabilities Program (WEPs) Award for Indosat Digital Camp for COVID-19 Action in Indonesia (IDCamp) POTENTIAL BUSINESS COMBINATION WITH H3I

• With reference to our shareholders’ announcement as will be presented on this public expose, the Company will be exploring a potential business combination with PT Hutchison 3 Indonesia.

• Until this disclosure is issued, there is no material impact to the Company's operations, legal, financial condition, and or business continuity. 11 January 2021 PT Indosat Tbk. -9M 2017 Results 13 SATELLITE ORBITAL SLOT 113EL

• Consistent with the Company’s growth strategy, Indosat Ooredoo will no longer own and operate satellite • One orbital slot will not achieve economic scale and offer a competitive price in satellite services. • Resources will be channeled to core business. • Welcome the Government’s decision to select Telkomsat to take over and manage the satellite orbital slot. Thank you

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