01 — At a Glance
The AC Wala Who’s Preparing for the EV Future
- 52-Week High / Low₹1,214 / ₹518
- Q3 FY26 Revenue₹948 Cr
- Q3 FY26 PAT₹34.84 Cr
- Q3 FY26 EPS₹5.33
- Annualised EPS (Q3×4)₹21.32
- Book Value₹178
- Price to Book3.96x
- Debt / Equity0.03x
- Interest Coverage22.3x
- PV Market Share41%
The Auditor’s Wake-Up Call: Subros just reported Q3 FY26 revenue of ₹948 crore (up 15.4% YoY), with PAT of ₹34.84 crore. But here’s the plot twist: they won a ₹1,280 crore contract for localized electric compressors (7-year supply to Maruti for future EVs and hybrids). On the same day, they announced a ₹52 crore maintenance contract with Indian Railways. And they’re spending ₹175 crore on a greenfield plant in Gujarat. This is no longer just an AC company—this is a company that owns a thermal empire and is building for the future. Stock is up 20% in one year despite a 33% decline in the past six months. Welcome to the rollercoaster.
02 — Introduction
Your Mechanic’s AC Guy Is Now Building EV Futures
Subros Limited. Incorporated 1985. A joint venture between Suri family (36.79%), Denso Corporation Japan (20%), and Suzuki Motor Corporation Japan (11.96%). For four decades, they’ve been making sure your car doesn’t feel like a tandoor oven during summer. They manufacture automotive air conditioning systems, compressors, condensers, evaporators, radiators—basically everything that stops your steering wheel from melting into the dashboard.
They hold 41% market share in passenger car ACs. That’s not competition—that’s a monopoly with better PR. Their closest competitor, Gulf Oil, is somewhere behind making coffee for Subros executives. They supply Maruti Suzuki (85% of revenues), Tata, Mahindra, Renault-Nissan, and now they’re eyeing Indian Railways. This is India’s largest thermal products manufacturer, and half of India is driving around sitting in air conditioning powered by Subros.
But here’s the thing about 2026: the industry is heating up (pun fully intended). EV adoption is accelerating. Hybrids are exploding. Lorry operators are now mandated to fit AC cabins. Railways need maintenance contracts. And Subros just decided: “You know what? We’re not getting disrupted. We’re going to own the EV thermal story too.” They won a ₹1,280 crore contract to locally manufacture electric compressors for Maruti’s future EV and strong hybrid models—with technical support from Denso and Toyota Industries.
Welcome to a company that’s spending ₹175 crore on a greenfield plant to build components for vehicles that don’t exist yet. On concall in Feb 2026, management said the industry is in “an extraordinary period.” The stock, meanwhile, has had an ordinary nightmare—down 32.8% in 6 months. Today we decode whether that’s fear or opportunity.
Concall Insight (Feb 2026): Management described Q3 as “extraordinary” for Indian autos, citing “festival growth and impact of GST 2.0.” Industry grew 18.86% YoY (PV >19%, CV 20%). Geopolitical risks flagged as primary external threat via supply chain volatility, cost pressures, and freight fluctuations. The tone was cautiously optimistic, not desperate. They know something big is coming.
03 — Business Model: We Cool Things. Always.
Thermal Management Is The Unglamorous Billion-Dollar Game
Subros makes things cool. Literally. Your car has an engine. That engine generates heat. If heat isn’t managed, your engine becomes a crematorium. Subros sells the equipment that prevents that cremation. It’s not glamorous. It’s never been glamorous. But it’s absolutely essential—and it’s about to get even more essential.
The revenue split is straightforward: 89% from passenger vehicles, 8% from trucks, 1% from buses, and the rest from railways and miscellaneous. Maruti Suzuki is 85% of revenues (with the rest distributed across Tata, Mahindra, Renault-Nissan, BHEL, and others). Subros manufactures at 8 plants across India. They have a technical collaboration with Denso Corporation (Japan’s largest automotive parts company), which means their R&D is world-class and their product development follows global standards.
The business model breaks down like this: OEM (Maruti, Tata, etc.) launches a new car model → Subros engineers and manufactures AC systems for it → Subros supplies the parts → Repeat for every model refresh. Margins are fixed by customer contracts (typically 2-3 year agreements). Operating leverage comes from scale and efficiency. And here’s the kicker: once an OEM certifies you, switching costs for them are brutal. So Subros keeps winning repeat orders.
PV AC Share41%Market Dominance
Truck AC Share42%Mandated Growth
Customer Base10+OEM Accounts
Maruti Share85%Revenue Concentration
Concall Deep Dive: Management on market dynamics: “Festival growth as well as impact of GST 2.0” drove Q3. They emphasized that industry growth (18.86% YoY) exceeded Subros’ headline growth (15.4%) in Q3 due to “model mix shifts”—meaning small cars suddenly became relevant post-GST, and Subros has higher share in SUVs. They expect normalization. Translation: growth gets easier once the GST shock absorbs.
💬 Your parents bought a car in 2015. That AC is still running. Did you know it’s probably a Subros? Ever wondered why your mechanic never changed the compressor?
04 — Financials Overview
Q3 FY26: The Numbers Are… Well, They’re Growing
Result type: Quarterly Results | Q3 FY26 EPS: ₹5.33 | Annualised EPS (Q3×4): ₹21.32 | FY25 Full-year EPS: ₹23.08
| Metric (₹ Cr) |
Q3 FY26
Dec 2025 |
Q3 FY25
Dec 2024 |
Q2 FY26
Sep 2025 |
YoY % |
QoQ % |
| Revenue | 948 | 821 | 880 | +15.4% | +7.7% |
| EBITDA | 87 | 67 | 75 | +30.0% | +16.0% |
| EBITDA % | 9.2% | 8.2% | 8.5% | +100 bps | +70 bps |
| PAT | 34.8 | 33 | 41 | +5.5% | -15.1% |
| EPS (₹) | 5.33 | 5.05 | 6.25 | +5.5% | -14.7% |
What Happened Here: Q3 FY26 revenue jumped 15.4% YoY to ₹948 crore. EBITDA margin expanded from 8.2% to 9.2% (+100 bps YoY). But PAT grew only 5.5% because management took an ₹8.08 crore exceptional item (provision for new wage code liability—basically accounting for gratuity and leave encashment changes). On concall, management stated: “15% improvement in profitability due to our consistent push in cost optimization efforts.” Strip out the exceptional item and PAT growth looks healthier. QoQ saw revenue growth but profit decline (seasonality + commodity headwinds). Full-year FY25 EPS was ₹23.08. Q3 FY26 annualised is ₹21.32—meaning if this pace continues, FY26 might miss FY25. But management flagged commodity/FX headwinds as temporary, and they expect margins to recover once stabilization kicks in (typically takes a quarter or two for cost-down pass-throughs to show).
05 — Valuation Discussion: Fair Value Range
What’s This Thermal Empire Actually Worth?
