Sterlite Technologies Limited was established in July 2001 after the demerger of the telecom division of Sterlite Industries Ltd (SIL). In July 2006, STL acquired the transmission line business of SIL to foray into the power transmission cables business. STL has grown over the years to become the largest Optical Fiber and Optical Fiber Cables manufacturer in the country. The company also has sizeable presence in the overseas markets with an established presence in the global optical fiber market.
Q3 FY26 Earnings Results
- Revenue from Operations: ₹1,257 crore, up 26% YoY from ₹998 crore and up 22% QoQ from ₹1,034 crore.
- EBITDA: ₹129 crore, up 16% YoY from ₹111 crore; EBITDA margin 10.3% vs 11.1% in Q3 FY25 and 13.6% in Q2 FY26 (sequential compression from US tariff reset).
- Operating PBDT (ex other income): ₹120 crore; operating margin 9.55%, down from 12.48% in Q2 FY26 as tariff impact reduced reported EBITDA by 760 bps.
- Profit Before Tax (PBT): ₹−6 crore vs ₹−27 crore in Q3 FY25, indicating reduced loss at PBT level.
- Profit After Tax (PAT): Net loss ₹17 crore vs net loss ₹24 crore in Q3 FY25 and near breakeven/lower loss QoQ; basic loss per share ₹0.35 vs ₹0.30 in Q3 FY25.
- 9M FY26:
- Revenue: ₹3,340 crore vs ₹2,959 crore in 9M FY25, up 13%.
- EBITDA: ₹410 crore vs ₹305 crore, up 34%; 9M EBITDA margin 12.4% vs 10.3% in 9M FY25.
- Net loss: ₹3 crore vs ₹84 crore in 9M FY25; basic loss per share ₹0.06 vs ₹1.61.
Management Commentary & Strategic Decisions – Q3 FY26
- Management highlighted strong topline growth and the fifth consecutive quarter of sequential operational EBITDA-margin improvement before the US tariff reset, which temporarily reduced reported margins.
- The company is implementing mitigation measures (price resets, cost optimisation, operational efficiencies) to offset tariff headwinds and normalise margins over the next few quarters.
- Strategic wins:
- Large Data Centre Interconnect (DCI) projects and >₹500 crore worth of data-centre–related orders, supporting AI-ready digital infra positioning.
- Strategic entry into Tier‑1 North American telco accounts and long-term supply agreements in Europe and US, diversifying the order book geographically.
Q2 FY26 Earnings Results
- Revenue from Operations: ₹1,034 crore, up 4% QoQ from ₹1,000 crore in Q1 FY26 and up 4% YoY from 1,003 crore in Q2 FY25.
- EBITDA: ₹141 crore, up from ₹111 crore in Q2 FY25; EBITDA margin roughly in the 14% range, higher YoY.
- Optical Networking Business (ONB): Revenue ₹980 crore; EBITDA ₹136 crore, reflecting strong traction particularly in North America.
Management Commentary & Strategic Directions – Q2 FY26
- Management emphasised strong order-book growth in H1 FY26 (135% higher than H1 FY25), driven by innovation-led optical solutions and closer-to-market operations.
- Strategic focus on scaling ONB, deepening partnerships with European and UK operators (e.g., Netomnia), and expanding with top-tier US telcos to capture multi‑year fibre, 5G and data-centre opportunities.
To view the company’s previous earnings and latest concall transcripts, click here to visit the Alphastreet India news channel.