Slide 1: Earnings Presentation
Earnings Presentation Earnings Call Q4FY26 29th April 2026
Slide 2: Safe Harbour
Safe Harbour Certain words and statements in this communication concerning Sterlite Technologies Limited (“the Company”) and its prospects, and other statements relating to the Company’s expected financial position, business strategy, the future development of the Company’s operations and the genera
Slide 3: Ankit Agarwal, Managing Director
Ankit Agarwal Managing Director A believer in purpose-led organizations, Ankit has been leading STL’s growth journey as it transforms billions of lives by connecting the world. He holds sustainability very close to his heart and is leading the company’s ambitious Net-Zero by 2030 target, from the fr
Slide 4: Strategic Priorities for FY27
Strategic Priorities for FY27 1 Strategic Industry Tailwinds & Financial Priorities 2 Market Opportunity 3 Business Performance Update 4 Performance Update for FY27 © 2026-2027 Sterlite Technologies Limited 4
Slide 5: STL is a leading player in global digital connectivity infrastructure
STL is a leading player in global digital connectivity infrastructure Customer Segments #1 End-to-end optical manufacturer in India 8% Global Market Share in OFC (Ex-China) Telcos DC and Cloud Citizen Networks Large Enterprises 30+ Years of industry leadership Offerings 780+ Global Patent Filed and
Slide 6: Glass to Gigabit Connectivity – Presence Across Value Chain
Glass to Gigabit Connectivity – Presence Across Value Chain Breakthrough Innovations Redefining Optical Infrastructure Stellar Bend-Insensitive Fiber Celesta Ribbon Cables Industry-leading flexibility with minimal signal loss — optimized Compact, high-density, faster installs — engineered for for de
Slide 7: Strategic priorities for FY27
Strategic priorities for FY27 • Grow OFC market share and optical connectivity attach rate • Scale ‘Enterprise & DC’ segment’s revenue contribution • Technology leadership in next-gen optical platforms • Relentless focus on cost © 2026-2027 Sterlite Technologies Limited 7
Slide 8: Industry Tailwinds & Market Opportunity
Industry Tailwinds & Market Opportunity Industry Tailwinds 2 Strategic Business 1 3 4 Financial Priorities for & Market Performance Update Performance Update FY27 Opportunity © 2026-2027 Sterlite Technologies Limited 8
Slide 9: Three investments cycles coinciding
Three investments cycles coinciding Multi-year network build cycle FTTx Data Centres 5G Global Supported by: • DCs giving rise to long haul Global FTTx deployments – OFC mfkm Rise in no of Global 5G Operators fibre deployments for inter 170 CRU projects global optical 617 619 623 633 638 643 647 652
Slide 10: Fiber remains the backbone of all digital infrastructure
Fiber remains the backbone of all digital infrastructure 5G, FTTH, AI-DC all bank on the DNA that is optical fiber “AT&T is focused on expanding where it can offer fiber Airtel accelerating fibre rollout to power broadband growth in a variety of ways” we are future-proofing our network with accelera
Slide 11: AI revolution and data centre expansion presenting unprecedented opportunity
AI revolution and data centre expansion presenting unprecedented opportunity Opportunity Size STL’s AI-DC Portfolio Evolving GPU Architecture Estimated global data centre Make in India for the World capacity demand, gigawatts 219 Non-AI Workload AI Workload 153 181 64 400G 800G 1.6T 56 128 50 103 45
Slide 12: India Data Centre Expansion – A Structural Optical Fibre Tailwind
India Data Centre Expansion – A Structural Optical Fibre Tailwind India’s data centre expansion is creating a multi-year fibre demand tailwind, with optical cable demand projected to grow at ~11% CAGR from 17.6M F-km (2025) to 31.5M F-km (2030). India DC Capacity Expansion Strategic Announcements Po
Slide 13: A clear multi-year upcycle in global fibre demand building from 2025
A clear multi-year upcycle in global fibre demand building from 2025 Reflections 800 As per CRU; 725 691 • Global mid-term optical cable demand outlook 700 657 620 OFC Demand (Mn Fkm) strengthened: Following stabilisation in 2025, 586 600 537 549 CRU projects demand growth to accelerate to 528 ~6.8%
Slide 14: Execution Excellence & Competitive Differentiation
Execution Excellence & Competitive Differentiation 3 Strategic Industry Tailwinds & Business 1 4 Financial Priorities for 2 Market Opportunity Performance Performance Update FY27 Update © 2026-2027 Sterlite Technologies Limited 14
Slide 15: STL poised to outpace market growth with strengthening order momentum
STL poised to outpace market growth with strengthening order momentum Order Intake (INR Cr.) +109% Key Strategic Wins ✓ Large-Scale DC Wins: Order inflows supported by large-scale data-centre projects, primarily in North 7,687 America ✓ Tier-1 Indian Telco win: Secured a long-term order from a Tier-
Slide 16: Driving Innovation Leadership - Technology Update
Driving Innovation Leadership - Technology Update Key Developments This Quarter IP Portfolio Neuralis (AI DCs): Launched a U.S. AI-focused data center connectivity portfolio at 780+ patents (filed and granted) Data Center World 2026, Washington, D.C., enabling ultra-high-density cabling and 21 new p
Slide 17: STL Neuralis: AI-Era Data Center Portfolio
STL Neuralis: AI-Era Data Center Portfolio TWO MISSION-CRITICAL PILLARS FEATURED PRODUCT PORTFOLIO NEURALIS WEBSITE SNAPSHOT 1 AI WHITESPACE 1 Pre-Terminated Fiber Trunks 2 Fiber Array Cords & Assemblies Internal Connectivity Ultra-high-density MMC / MPO cabling Factory termination for faster deploy
Slide 18: Multi-Core Fibre: Innovation for Quantum-Safe, Multi-Terabit Networks
Multi-Core Fibre: Innovation for Quantum-Safe, Multi-Terabit Networks Secure More. Transmit More Multi-Core Fibre for Quantum-Safe Networks • Multi-Core Fibre (MCF) contains multiple independent data cores within a single optical fibre strand. • Enables 4x–7x higher data capacity compared to standar
Slide 19: Next-Generation Fiber Portfolio: G.654.E and Hollow Core
Next-Generation Fiber Portfolio: G.654.E and Hollow Core G654E Hollow Core Fiber • 30% lower signal loss • Light travels mainly through an air-filled core instead of • 50% larger core area solid silica • This allows it to handle the extreme power of next-gen • ~30–47% lower latency lasers used in AI
Slide 20: Market share and optical connectivity attach rate
Market share and optical connectivity attach rate Global (ex-China) OFC market share Optical connectivity attach rate 22% 15% 8% 8% FY25 FY26 FY25 FY26 Market Share = STL Sales Volume / Total Market Demand Attach rate = Optical connectivity revenue / OFC revenue Stable OFC market share. Short term m
Slide 21: Built to Win: Across Markets, Cycles, and Technologies
Built to Win : Across Markets, Cycles, and Technologies 1 Local capacities: Completed capacity expansions, positioned closer to focused markets and well placed to win in the market - seeing good traction in the North American market 2 Cost structure: Actions taken are starting to show positive effec
Slide 22: Ajay Jhanjhari, Chief Financial Officer
Ajay Jhanjhari Chief Financial Officer Ajay is Chartered Accountant and has a rich experience of nearly 15 years bring a deep expertise in the areas of fundraising, capital allocation, merger & acquisition, treasury management, and Business partnering. As the Chief Financial Officer at STL, his visi
Slide 23: Focus on maintaining operating profitability & reducing debt
Focus on maintaining operating profitability & reducing debt Strategic 4 1 Priorities for Industry Tailwinds & Business Financial 2 3 Performance Update FY26 Market Opportunity Performance Update © 2026-2027 Sterlite Technologies Limited 23
Slide 24: STL financial highlights
STL financial highlights Revenue* (INR Crs) EBITDA % EBITDA (INR Crs) 1,257 1,441 4,745 140 141 218 628 129 1,020 1,034 3,996 1,052 146 452 13.7 13.6 15.1 13.2 10.3 13.9 11.3 Q1FY26 Q2FY26 Q3FY26 Q4FY25 Q4FY26 FY25 FY26 Q1FY26 Q2FY26 Q3FY26 Q4FY25 Q4FY26 FY25 FY26 PAT* (INR Crs) Q4 FY26 Revenue INR
Slide 25: Operational Margin Expansion Continues Amid External Headwinds
Operational Margin Expansion Continues Amid External Headwinds 15.1 10.3 13.6 • Operational EBITDA margins improved 13.8 13.7 sequentially over the last six quarters, 11.1 driven by higher utilization, improved product 21.1 mix, and operating leverage. 16.7 17.9 13.8 14.4 • U.S. tariffs have moderat
Slide 26: Diversified revenue mix
Diversified revenue mix Segment distribution Geographical distribution Large order(INR Revenues* wins Cr.) in Revenues* (INR Cr.) Q3 FY26 3,996 4,745 3,996 4,745 21% 19% 25% 39% 47% 79% 81% 39% 28% 22% FY25 FY26 FY25 FY26 Enterprise and Data Centre Americas Europe ROW Telecom & Citizen Networks © 20
Slide 27: Order book highlights
Order book highlights Open order book (INR Cr.) Order book spread (INR Cr.) +67% 7,309 5,841 4,378 1,468 FY25 FY26 Q1 FY27 Q2 FY27 & Beyond © 2026-2027 Sterlite Technologies Limited 27
Slide 28: Consolidated financials: Abridged version
Consolidated financials: Abridged version P&L (INR Cr.) Q4 FY25 Q3 FY26 Q4 FY26 FY25 FY26 Revenue* 1,052 1,257 1,441 3,996 4,745 EBITDA* 146 129 218 452 628 Key Updates (Q4FY26) EBITDA % 13.9% 10.3% 15.1% 11.3% 13.2% • Net Debt stands at 1,128 Cr# Depreciation (79) (79) (77) (316) (313) • Net Debt t
Slide 29: STL Digital: business & financial highlights
STL Digital : business & financial highlights Revenue* (INR Cr.) Q4 FY26 Revenue at INR 69 Cr 290 284 FY26 revenue at INR 284 Cr 86 78 69 64 65 Q4 FY26 EBITDA at INR 0.2 Cr FY26 EBITDA at INR 3 Cr Q1FY26 Q2FY26 Q3FY26 Q4FY25 Q4FY26 FY25 FY26 • EBITDA turned positive on a full-year basis, marking a s
Slide 30: Transforming lives through social responsibility initiatives
Transforming lives through social responsibility initiatives RoboEdge: 3 Prizes in the International Robotex Championship 2025 in Estonia. Jeewan Jyoti: Empowering underprivileged women by training them in Empowering students with NextGen skills & focus on Robotics. Covered 12 schools vocational ski
Slide 31: Committed to net-zero emissions by 2030
Committed to net-zero emissions by 2030 Synesgy “A” Rating ENVIRONMENTALLY SOCIALLY GOVERNED SUSTAINABLE RESPONSIBLE WITH CARE Eco-labelled products Committed to the UN SDGs1 Strong internal governance 282,000+ MT 16 Waste diverted from landfills (FY19 – Q4FY26) Aligned with 16 of the 17 SDGs Two of
Slide 32: Summary focus areas
Summary focus areas Drive technology and cost leadership Increase sales in focus markets Increase OFC market share and attach rate Scaling enterprise & data centre business Play a crucial role of a connectivity company in building global Digital Infrastructure © 2026-2027 Sterlite Technologies Limit
Slide 33: Lets answer your queries!
Lets answer your queries! © 2026-2027 Sterlite Technologies Limited 33
Slide 34: beyond tomorrow
beyond tomorrow Registered Office Rahul Darak Godrej Millenium, 9, Head - Investor Relations, Koregaon Road, Pune Sterlite Technologies Maharashtra Limited Phone: +91 2030514000. email: investor@stl.tech 34