Stock Market Today: Nifty up 0.48%, Sensex +287

Indian equities ended in the green on Tuesday after a shaky start, with traders leaning into expiry-day volatility and selective buying returning to key large caps.

The Sensex rose 287 points to close at 77,656, while the Nifty today added 115 points to finish at 24,334. The move came after the market opened lower on weak Asian cues, then reversed sharply as positioning intensified on the first monthly F&O expiry since the rollout of the closing auction session (CAS), according to live market updates.

A market that changed its mind

The day’s defining feature was the intraday swing - early risk-off tone gave way to a steady grind higher into the close. In the middle of the session, headlines highlighted Nifty trading near 24,150 and the Sensex down over 200 points before buyers stepped in.

This was not a broad, one-way rally. It looked like a session where traders reduced overnight risk, then rebuilt exposure as global fear did not worsen and domestic flows stayed supportive.

Global cues: tech jitters, Jackson Hole focus

Overseas, the mood remained cautious rather than panicky. Asian equities tracked Wall Street’s tech-led weakness, with investors cutting exposure to technology names ahead of Nvidia’s earnings - a key test for the AI trade. Reports noted the Nasdaq 100 had fallen nearly 1% earlier, with chip majors under pressure.

At the same time, investors globally are bracing for policy signals from the Jackson Hole symposium. With long-dated yields having pushed to multi-year highs recently, any hint on the trajectory of rates and balance-sheet choices is getting priced quickly.

Oil cools, but geopolitics stays in the frame

A helpful offset for risk assets was the pullback in crude. Global market trackers showed oil sliding materially even as sanctions-related headlines and Middle East tensions continued.

For India, oil is a direct macro lever: it feeds into inflation expectations, the rupee, the fiscal arithmetic and margin assumptions across sectors from paint to aviation. Even when equities do not rally on oil alone, softer crude often reduces the need for investors to de-rate the market.

How India traded: headline indices firm, broader mixed

On Monday, benchmarks had ended modestly lower (Nifty 24,219; Sensex 77,369). Tuesday’s recovery therefore mattered more as a tone-setter than as a trend signal.

What stood out was the gap between the open and the close. Early trade reflected the global risk-off undertone, but by the end, the market priced in a more balanced picture: global tech anxiety was real, but oil was not spiralling higher and domestic positioning was driving the tape.

Sector cues: rotation, not a stampede

Sectoral leadership was not uniform through the day. Live market commentary pointed to IT and metals as drags earlier, while media and PSU banks showed relative strength at points.

The takeaway for investors is that this remains a rotation market. When global tech is nervous, Indian IT tends to see fast swings. When yields rise, rate-sensitive pockets and bond-heavy balance sheets can see abrupt repricing. And on expiry sessions, sector moves can be exaggerated by derivatives hedging.

Company stories investors tracked

While the indices were busy with expiry-day mechanics, three company developments stood out for their longer-term implications.

First, Tata Consultancy Services disclosed a major overseas acquisition. TCS will acquire 100% of MHP from Porsche for an enterprise value of 320 million euros. Alongside the deal, the companies are anchoring a five-year 1.25 billion euro AI partnership. MHP reported turnover of 742 million euros in calendar year 2025 and has around 4,500 employees. The transaction is subject to regulatory approvals and is expected to close in 3-4 months.

For TCS shareholders, the relevance is twofold: it signals appetite for inorganic capability-building in Europe, and it ties the acquisition to a defined multi-year commercial partnership rather than a standalone purchase.

Second, Sigma Advanced System reported a meaningful order win in aerospace manufacturing. The company said it has secured an additional long-term agreement worth about 125 million pounds (roughly Rs 1,600 crore) with Rolls-Royce UK to supply aeroengine rings, casings and components. The announcement follows its Bromford acquisition and adds visibility to revenue over a longer horizon.

For investors, such multi-year aerospace supply contracts typically matter because they can stabilise utilisation and margins, but they also raise expectations on execution quality, certification timelines and working-capital discipline.

Third, Satiate Agri announced the commencement of the Corporate Insolvency Resolution Process (CIRP) following an NCLT order dated 20 August, with the public announcement published on 23 August. The company said creditors must submit claims by 3 September to the Interim Resolution Professional.

This is a high-materiality event for equity holders. CIRP timelines and outcomes can shift quickly, and market pricing often reflects both uncertainty and the legal waterfall in distress situations.

What this means for investors

Tuesday’s close reinforced a familiar pattern for the current tape: India can absorb negative global cues as long as the shocks are not compounding at once. A tech wobble abroad is manageable when oil is easing and domestic liquidity is steady. But if yields and oil rise together, the market’s tolerance for high valuations drops.

In practical terms, the day also reminded investors that expiry sessions can distort price action. Short-term moves may not translate into a durable trend signal, especially when global catalysts like Nvidia results and Jackson Hole are imminent.

Near-term triggers to watch

Three triggers are likely to dominate the next couple of sessions.

One, global technology sentiment as investors parse Nvidia’s earnings and guidance. Indian IT typically reacts both to risk appetite and to US enterprise spending signals.

Two, Jackson Hole commentary and the trajectory of global yields. Recent moves in long-dated yields have been large enough to alter discount rates and sector preferences.

Three, crude oil and geopolitics. Even with the latest pullback, oil remains a key variable for India’s macro narrative.

The setup for the next trading day

After a volatile but constructive close, the market goes into the next session with momentum on its side, but not with complacency. Watch whether Nifty today’s rebound above 24,300 attracts follow-through buying, and whether leadership broadens beyond expiry-driven moves.

If global cues stay mixed, expect stock-specific action to dominate - particularly in large-cap IT after the TCS announcement, and in defence and manufacturing names where order flows remain a key price driver.