Indian Stock Market Today: Sensex, Nifty Extend Losses as Oil, Bond Yields and Global Risks Weigh on D-Street

The Indian stock market remained under heavy pressure on September 29, with the Sensex and Nifty 50 extending the previous session's sharp decline. Investors continued to react to rising crude oil prices, higher bond yields, currency weakness and renewed geopolitical uncertainty.

The sell-off came after an already difficult Monday session, when the Sensex dropped 1,124 points and the Nifty 50 declined 1.56%.

Sensex and Nifty Under Pressure

The benchmark indices opened weak and selling intensified during the session.

At around 10:10 a.m., the Sensex was down more than 600 points at 72,149.57, while the Nifty 50 stood near 22,584, down about 0.86%. Banking, IT and broader market indices were also trading lower.

The Nifty had opened at 22,732.45 and slipped to an early low of 22,569.65. Its previous close was 22,780.25.

The breadth of the market also showed the intensity of the selling, with the majority of Nifty stocks trading in negative territory during the morning session.

Why Are Indian Stocks Falling?

The latest decline is not being driven by one isolated factor. Instead, several pressures are affecting investor sentiment at the same time.

1. Rising Crude Oil Prices

Oil has become one of the biggest concerns for Indian markets.

Crude prices moved higher amid continuing concerns surrounding Middle East supply and uncertainty over diplomatic developments involving Iran and the US. Higher crude prices are particularly important for India because the country relies substantially on imported energy.

Expensive oil can increase India's import bill and put pressure on the rupee. It can also raise costs for companies and potentially add to inflationary concerns.

2. US Bond Yields Remain Elevated

Another major concern is the rise in global bond yields.

India's 10-year government bond yield had climbed to around 7.19%, its highest level in roughly two years, according to market reports. Higher yields can make fixed-income assets relatively more attractive while increasing the discount rate applied to future corporate earnings.

This environment can particularly affect high-valuation stocks, where investors are paying today for earnings expected several years into the future.

3. Rupee Weakness

Currency movements are adding another layer of uncertainty.

The rupee has been trading close to the ₹96-per-dollar level, while higher oil prices create additional pressure because India needs more dollars to pay for energy imports.

A weaker rupee can benefit some export-oriented businesses, but it can simultaneously increase the cost of imported crude, equipment and other inputs.

Banks and Financial Stocks Face Selling

Financial stocks were among the major areas of weakness.

The Nifty Bank index was down more than 1% during the morning session, while the broader financial sector also remained under pressure.

This is important because banks and financial companies have a substantial influence on the movement of India's major benchmark indices.

When banking stocks decline sharply, the effect can quickly spread to the broader market.

IT Stocks Also Remain Weak

The IT sector was another area facing selling pressure.

The Nifty IT index was down close to 1% during the morning session.

The weakness comes against a backdrop of rising global yields and uncertainty around technology-sector valuations.

For Indian IT companies, currency movements can sometimes provide a positive earnings effect because a significant portion of their revenue is generated overseas. However, that benefit does not necessarily offset broader global risk-off sentiment.

Tata Stocks in Focus

Tata Group companies also attracted attention during the session.

Several Tata stocks came under pressure following developments surrounding Tata Sons and questions about its potential listing structure. Tata Motors CV shares, for example, were trading lower on September 29.

The broader Tata-related selling illustrates how corporate restructuring and listing-related developments can influence individual stocks even when the wider market is already experiencing risk aversion.

Foreign Investor Selling Adds Pressure

Foreign portfolio flows remain another important factor for Indian equities.

Data reported by Economic Times showed significant foreign selling in recent sessions, while domestic institutional investors continued to provide some support.

This creates an interesting market dynamic: domestic institutional buying can cushion declines, but persistent foreign selling can continue to weigh on large-cap stocks and overall sentiment.

What the Market Movement Really Means

The latest fall should not automatically be interpreted as evidence that India's long-term economic story has changed.

Instead, the current market environment reflects a combination of higher input costs, global interest-rate concerns, geopolitical uncertainty, currency pressure and foreign capital flows.

The important issue for investors is whether these pressures remain temporary or begin to affect corporate earnings expectations.

If crude prices remain elevated for an extended period, the impact could spread beyond energy companies to transportation, manufacturing, consumer businesses and other oil-sensitive sectors.

Similarly, sustained high bond yields could keep valuation-sensitive parts of the equity market under pressure.

What Investors Should Watch Next

Several indicators could become particularly important in the coming sessions:

Crude oil prices: A sustained rise could increase concerns over inflation and India's external balance.

US Treasury yields: Further increases could keep global equities under pressure.

Rupee movement: The currency's ability to remain stable around current levels will be closely watched.

FII flows: Continued foreign selling could add to volatility, while a reduction in selling could improve market sentiment.

Banking stocks: Because financial companies carry significant index weight, their performance will remain important for the Nifty and Sensex.

Geopolitical developments: Any change in Middle East tensions or negotiations involving Iran and the US could quickly influence crude prices and global risk appetite.

The Bottom Line

The September 29 sell-off highlights how sensitive Indian equities have become to developments outside the domestic corporate earnings cycle.

The combination of expensive oil, elevated bond yields, a weaker rupee and foreign selling is creating a difficult short-term environment for equities. At the same time, domestic institutional participation and the underlying performance of individual companies remain important counterweights.

For readers tracking the Indian stock market, the key takeaway is that the next phase may depend less on a single day's movement in the Sensex or Nifty and more on whether oil prices, global yields and capital flows begin to stabilize.

Market movements can change rapidly during trading hours. The figures discussed above refer to market conditions reported on September 29, 2026, and should not be treated as investment advice.