Sensex Slumps Over 450 Points, Nifty Closes Below 24,600: Why Is The Stock Market Down Today?

Sensex and Nifty ended sharply lower as Iran-US tensions lifted crude prices. Also, FII selling, weakening of global markets and a decline in financial stocks after the RBI's draft proposal on NBFC credit products contributed to the slump.
The Sensex and the Nifty 50 ended today’s trading session on a weak note. Both benchmarks ended in the red. The BSE Sensex tumbled 455.59 points to close at 78,499.17. The Nifty 50 slumped 65.35 points to close at 24,570.65. Global and domestic factors led to a market decline.
4 Reasons As To Why Market Is Down Today
Here are the reasons as to why stock market is down today:
1. Iran-US Tensions Push Crude Oil Higher
Investor sentiment remained fragile after Iran, in coordination with Oman, proposed new transit rules for the Strait of Hormuz. The proposal includes restrictions on vessels considered hostile and heavy penalties for violations.
The development renewed concerns over possible disruptions to global energy supplies. Brent crude extended its rally for a third consecutive session and traded above $83 a barrel in early trade. At 15:28, Brent oil futures for October 2026 stood at $82.33 per barrel.
2. FII Selling
This is another reason as to why is the stock market down today. Foreign institutional investors (FIIs) remained net sellers in the cash market, selling equities worth ₹17.86 crore on Thursday.
The continued outflow of foreign capital added pressure on domestic equities. They kept investors cautious. Persistent FII selling has remained a key overhang for the market in recent sessions and contributed to market decline.
3. Weak Global Markets Add To Caution
Global market cues also remained negative. Asian equities traded lower. Japan's Nikkei 225 and South Korea's Kospi ended in the red. Wall Street closed lower overnight. Weak US index futures signalled a cautious start for global markets.
The subdued overseas sentiment limited buying interest in domestic equities and added to investors’ concerns.
4. Financial Stocks Drag Benchmarks
Financial stocks emerged as the biggest drag on benchmark indices during Friday's session. Several heavyweights such as Bajaj Finance, Bajaj Finserv, ICICI Bank, Kotak Mahindra Bank, HDFC Bank and Axis Bank slumped and closed in the red.
The weakness followed the Reserve Bank of India's draft proposal to regulate certain revolving credit products offered by non-banking financial companies. The proposal raised concerns over the sector's growth outlook and triggered selling across financial counters.
Outlook For Upcoming Trading Sessions
Markets are likely to remain on edge in the upcoming trading session. Much of their course is likely to depend on the outcome of negotiations between the US and Iran and subsequent crude oil prices. Any fresh escalation can dampen investors’ sentiments and allow bears to take charge.
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This article is for informational purposes only and should not be considered investment advice from Kotak Neo. For compliance T&C and disclaimers, visit www.kotakneo.com/disclaimer.

Vishwa is a content and SEO strategist with 10+ years of experience across fintech and FMCG. She has a knack for connecting dots others miss, spotting trends early, and finding angles on topics most miss to question.
At Kotak Neo, she drives content strategy for neoshorts, Kotak News Desk, and Investing Guide.
Outside work, she's drawn to art, painting and architecture, and enjoys travelling to explore them firsthand.



