Glass fibre and OFC cables that carry backhaul and access traffic to and from the tower.
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Sterlite Technologies (STLTECH)
Pure-play optical fibre/cable and networking products maker
Price
₹824.00
snapshot 30 Oct 2026
Strengths
Pure-play scale in optical fibre/cable plus a growing networking-products portfolio gives it direct leverage to both telecom fibreisation and the emerging AI-datacenter fibre demand cycle
Risks
OFC pricing has been cyclical, with recent years' losses tied to an industry-wide downcycle
Stock re-rating may partly reflect AI-datacenter fibre demand speculation rather than telecom fundamentals
Note: P/E (~180x) sits on a thin FY26 profit after the stock re-rated ~8x in a year (52W low Rs 84.6); market cap re-checked against Screener on 14 Oct 2026 (~Rs 47,500 Cr); Demerged its Global Services Business into STL Networks (effective 31-Mar-2025); 52W range and P/E reflect a large re-rating, likely AI-datacenter fibre demand speculation
Market cap, ratios, CAGR and revenue: company table snapshot as of 30 Oct 2026 (the same figures on every page). Price: snapshot as of 30 Oct 2026. Not investment advice.
Where it fits
Glass fibre and OFC cables that carry backhaul traffic from the tower back to the core network, and access traffic the last mile to enterprises and homes.
Why it matters
5G's bandwidth and latency promises depend on fibreised backhaul - towers still linked by microwave or legacy copper cap how much 5G capacity can actually be delivered.
Where the value pool sits
Fibre/cable makers earn volume-driven manufacturing revenue, with margins that swing sharply with the industry's boom-bust OFC pricing cycles.
Key drivers
Operator fibreisation-of-backhaul targets
Fixed broadband (FTTH) rollout
Data-centre and enterprise connectivity demand
Potential bottlenecks
Right-of-way and trenching permissions for new fibre routes
Cyclical OFC pricing - global oversupply has driven multi-year industry losses
Fibreisation lagging tower rollout, leaving many sites on microwave backhaul
Investor metrics to watch
OFC volume growth and utilisation
Pricing recovery versus the prior downcycle
Share of revenue from telecom vs. other cable end-markets