2025 was a mixed year for India's biggest business groups – some saw huge gains while others lost a lot of market value.
Reliance Group
The Reliance group grew the most in absolute terms, adding about ₹4.65 lakh crore to its total market cap. Almost all of that boost came from Reliance Industries, which alone added roughly ₹4.79 lakh crore.
- Reliance Industries: +₹4.79 lakh crore
- Other Reliance stocks (Network18, Just Dial, Alok Industries, Hathway, Den Networks, Jio Financial) fell in value.
Adani Group
Adani added around ₹1.4 lakh crore, led by its ports and power businesses.
- Adani Ports: +₹73,107 crore
- Adani Power: +₹71,681 crore
- Adani Energy Solutions: +₹26,770 crore
- Losses in Adani Total Gas, AWL Agri Business, ACC reduced the net gain.
Bajaj Group
The Bajaj group’s market value jumped by about ₹2.48 lakh crore, mostly from its finance arms.
- Bajaj Finance: +₹1.92 lakh crore
- Bajaj Finserv: +₹75,000 crore
- Bajaj Auto added a modest ₹15,339 crore; other legacy businesses slipped.
Aditya Birla Group
Aditya Birla added nearly ₹2 lakh crore, driven by metals and telecom.
- Hindalco (aluminium): major contributor
- Vodafone Idea: +₹61,235 crore
HDFC Group
HDFC’s total gain was about ₹2.9 lakh crore, with the bank leading the way.
- HDFC Bank: +₹1.7 lakh crore
- HDFC Life and HDFC AMC added steady value.
L&T Group
L&T grew by more than ₹1.2 lakh crore.
- Larsen & Toubro: +₹65,000 crore (strong order book)
- L&T Finance: surprise upside
- LTIMindtree: moderate gains
- L&T Technology Services: the only major laggard.
Mahindra Group
Mahindra added roughly ₹1 lakh crore.
- Mahindra & Mahindra (SUVs & tractors): +₹87,000 crore
- Mahindra Finance: +₹23,000 crore
- Tech Mahindra: lost over ₹11,000 crore as IT spending slowed.
Murugappa Group
Murugappa’s net gain was about ₹28,300 crore.
- Cholamandalam Investment & Finance: +₹44,000 crore
- Coromandel International: +₹11,623 crore
- Losses in Tube Investments, CG Power, Carborundum Universal trimmed the upside.
JSW Group
JSW added around ₹51,000 crore, led by steel.
- JSW Steel: +₹64,000 crore (capacity expansion, steady demand)
- JSW Energy & JSW Infrastructure: together lost about ₹35,000 crore.
Tata Group
The Tata group was the biggest laggard, shedding nearly ₹3.4 lakh crore.
- Tata Consultancy Services: -₹3.2 lakh crore (global IT slowdown, pricing pressure)
- Trent: -₹1 lakh crore
- Indian Hotels: -₹19,593 crore
- Bright spots: Titan (+₹70,756 crore), Tata Steel (+₹52,368 crore), Tata Consumer Products (+₹27,482 crore) – still far too small to offset the losses.
Remember, this summary shows past market movements, not a recommendation. Do your own research before making any investment decisions.