Revenue accelerates, but Tata Technologies' margin remains below last year
Q4 revenue growth was broad-based and margin improved sequentially, but faster cost growth and higher interest expense limited the YoY profit increase.
Filed 04 May 2026, 18:03 IST · after market close · Tata Technologies Ltd (TATATECH)
Key takeaways
- Consolidated revenue grew +22.29% YoY, but expenses grew faster at +25.45%, narrowing operating margin by 2.12 percentage points.
- Operating margin recovered 1.92 percentage points QoQ to 16.04%, although other income still contributed 33.08% of profit before tax.
- The stock rose +5.58% after the results, well above its 1.79% median absolute move after the past eight quarterly results.
Price around the results
Q4 revenue growth broadened across the business
Consolidated revenue grew +22.29% YoY and +15.12% QoQ, while management said the Q4 growth was broad-based rather than tied to one customer or programme. The company said it secured a multi-year, multi-million-dollar full-vehicle engineering programme with a leading Japanese automotive OEM and won an enterprise PLM transformation mandate from a European luxury automotive OEM. Management also said it is scaling its aerospace and MRO business to meet rising demand.
Cost growth diluted the YoY operating result
Expenses grew +25.45% YoY against revenue growth of +22.29%, reducing operating margin by 2.12 percentage points; the sharper increase in interest expense of +228.69% added to the pressure. Sequentially, revenue grew +15.12% while expenses rose +12.55%, allowing operating margin to recover by 1.92 percentage points from Q3FY26. Other income accounted for 33.08% of profit before tax, so reported profit also had a meaningful non-operating contribution.
Margin recovered from the Q3 low but trails peers
Operating margin rose from 14.12% in Q3FY26 to 16.04% in Q4FY26, ending the decline seen from 18.16% in Q4FY25 through 15.70% in Q2FY26. The margin remained 3.65 percentage points below the 19.69% median for 19 Information Technology peers that had reported the same quarter, placing Tata Technologies fourth from the bottom. The QoQ net profit comparison was also helped by the tax rate falling 43.15 percentage points from Q3FY26, while the YoY tax rate increased by 1.12 percentage points.
Management is building aerospace and AI-led offerings
Management said it is developing an integrated Digital Thread, Agentic AI and MBSE approach across engineering, supply chain, manufacturing and quality operations. The company said it has identified AI use cases across the automotive new product introduction value chain and achieved Gold Tier status with a leading PLM software provider within a year. These initiatives sit alongside the aerospace and MRO expansion that management linked to rising demand.
The market reaction was unusually positive for this stock
After the results were filed after market close, the stock rose +5.58% on the first trading day and was up +6.20% on the following day. That was much larger than the 1.79% median absolute move across the past eight result reactions, which were evenly split between four rises and four falls. The stock was up +19.50% after 15 sessions and +30.88% after 30 sessions.
Q4FY26 at a glance
Consolidated figures as filed with NSE — cross-checked against an independent source.
| Line item | Q4FY26 | Q3FY26 | QoQ | YoY |
|---|---|---|---|---|
| Revenue | ₹1,572 cr | ₹1,366 cr | +15.12% | +22.29% |
| Other income | ₹94 cr | ₹-125 cr | — | +54.57% |
| Expenses | ₹1,320 cr | ₹1,173 cr | +12.55% | +25.45% |
| Operating profit | ₹252 cr | ₹193 cr | +30.74% | +8.02% |
| Operating margin (%) | 16.04% | 14.12% | — | — |
| Interest | ₹16 cr | ₹9 cr | +73.55% | +228.69% |
| Depreciation | ₹47 cr | ₹36 cr | +29.81% | +50.02% |
| Profit before tax | ₹283 cr | ₹23 cr | +1133.48% | +9.78% |
| Tax | ₹79 cr | ₹16 cr | +384.75% | +14.36% |
| Net profit | ₹204 cr | ₹7 cr | +2974.85% | +8.10% |
| EPS (₹) | ₹5.03 | ₹0.16 | +3043.75% | +7.94% |
Operating margin of 16.04% compares with a Information Technology sector median of 19.69% across 19 peers that have reported Q4FY26.
How the stock reacted
| Window | Stock | vs NIFTY |
|---|---|---|
| Results day | +5.58% | +5.94% |
| Next session | +6.20% | — |
| 5 sessions | +4.20% | +7.27% |
| 15 sessions | +19.50% | — |
| 30 sessions | +30.88% | — |
Volume on the results session was 33.53× its 20-day average.
What management said
From the company’s own investor presentation. Each point is checked against the source document before it appears here.
This quarter
- Q4 growth was broad-based rather than concentrated in a single customer or programme.
Expansion
- The company is scaling its aerospace and MRO business to meet rising demand.
New orders
- The company secured a multi-year, multi-million-dollar full-vehicle engineering programme with a leading Japanese automotive OEM.
- A European luxury automotive OEM selected the company to own enterprise PLM service transformation and operations across its product domains.
New initiatives
- The company is developing an integrated Digital Thread, Agentic AI and MBSE approach to accelerate product lifecycles.
- The proposed solution establishes a continuous digital thread across engineering, supply chain, manufacturing and quality operations.
- The company has identified AI use cases across the automotive new product introduction value chain.
- The company achieved Gold Tier partner status with a leading PLM software provider within a year.
What to watch
- Whether operating margin holds above the Q4FY26 level of 16.04%.
- Whether revenue growth remains near the Q4FY26 YoY rate of +22.29% as the new automotive programmes scale.
- Whether interest expense moderates after its +228.69% YoY increase.