On Tuesday, February 3, 2026, Indian markets opened strongly and surged sharply after a long-anticipated India-US trade agreement was finalised the previous night by Prime Minister Narendra Modi and US President Donald Trump.
Under the deal:
This pact is being viewed as a major improvement in strategic economic cooperation, providing Indian businesses better access to the large US market and anchoring geopolitical cooperation.
As a direct response, Indian equity benchmarks jumped sharply. At opening, both Indian benchmark indices, Nifty and Sensex, opened nearly 5% higher. The Nifty 50 opened strong and came within 50 points of its record high levels. As of 9:19 a.m. IST, the Nifty 50 was up 2.81% at 25,799.5, while the BSE Sensex gained 2.83% to trade at 83,977.92. The sharp rise marked the biggest intra-day jump for the benchmarks in the last five years.
The strong upmove was broad-based with export-linked sectors, manufacturing, autos, and strategic industries all participating.
With the broader positive market sentiment, investors quickly rotated into sectoral themes that benefit from economic growth and strategic priorities, with defence stocks emerging as Postive sector on Tuesday. The Nifty India Defence index surged nearly 5% up, and as of 12:51 pm, it was trading up by 2.35%.
Although defence shares had struggled in the previous session after the Union Budget announcement (where they initially fell due to investor disappointment over the lack of headline-grabbing project triggers), today’s optimism provided a strong rebound catalyst.
Two main reasons underpinned the renewed interest in defence names:
The US-India deal directly mentions defence equipment as part of broader trade and procurement cooperation, a factor investors see as positive for Indian defence manufacturers and strategic suppliers.
Although the Union Budget 2026 did not deliver blockbuster project awards on the budget day itself, it did raise defence capital expenditure for FY27 to around ₹2.19 lakh crore, an increase of nearly 18% year-on-year.
This increase reinforced the government’s long-term commitment to modernisation, indigenisation and strategic capability building, which analysts say provides a strong structural backdrop for defence companies.
With sentiment positive, defence stocks rallied sharply on Tuesday, reversing recent budget-related weakness:
Hindustan Aeronautics Limited (HAL) traded firmly on Tuesday, gaining 3.77% to ₹4,502.10 as strong buying interest emerged alongside broader market gains. The stock opened near ₹4,500 and touched an intraday high of ₹4,608.10, supported by healthy volumes of 11.26 lakh shares.
Positive sentiment following the India–US trade deal, coupled with supportive Budget 2026 defence capex announcements, lifted defence stocks across the board, with HAL benefiting as a frontline PSU. With a market capitalisation of nearly ₹3.01 lakh crore and 27.5% returns over the past year, the stock continues to attract interest on improved macro and sectoral outlook.
Bharat Electronics Limited (BEL) saw a volatile trading session on Tuesday, cooling off by midday to ₹439, marginally lower by 0.02%, after a sharp, nearly 5% surge in early trade. The stock opened strong at ₹460. Despite the intraday consolidation, volumes remained robust at 190.15 lakh shares. BEL participated in the broader defence rally as markets reacted positively to the India–US trade deal.
In addition, mid- and small-cap defence names such as Data Patterns, MTAR Technologies, IdeaForge, and others climbed.

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