Synopsis: Small-cap stocks such as Atlanta Electricals, Black Box and others delivered remarkable returns of up to 202% in six months, supported by strong Q4FY26 earnings growth and improving business performance.
Strong investor interest and robust quarterly earnings have propelled several small-cap companies to deliver exceptional returns over the past six months. Businesses operating in the power equipment, digital infrastructure, defence, aerospace, and renewable energy segments have emerged as key outperformers.
The rally has been supported by sharp growth in revenue, profitability, and operational performance during Q4FY26. Backed by healthy order inflows and sectoral tailwinds, these companies have witnessed significant stock price appreciation in six months.
Atlanta Electricals Ltd
Atlanta Electricals Ltd is an Indian manufacturer of power, auto, and inverter-duty transformers, serving utilities, renewable energy projects, and industrial customers. The company is among the few domestic players capable of manufacturing transformers up to 200 MVA and 220 kV ratings.
With a market capitalisation of Rs. 13,995 cr, the company’s share currently trades at Rs. 1,820 per share, up from its previous close of Rs. 1,847.70 per share. The stocks surged 101% in the last six months.
It reported a strong performance in Q4FY26. Revenue surged 82% YoY to Rs. 748 crore from Rs. 411 crore in Q4FY25, while EBITDA jumped 119% YoY to Rs. 150 crore from Rs. 68.6 crore. Net profit increased 129% YoY to Rs. 102 crore compared to Rs. 44.6 crore in the year-ago period, with EPS rising 113% to Rs. 13.29 from Rs. 6.24.
Black Box Ltd
Black Box Ltd is one of the leading digital infrastructure and networking solutions companies that designs, deploys, and manages communication networks, data centers, cybersecurity systems, and enterprise IT infrastructure. The company serves customers across industries such as banking, healthcare, government, and telecom, with a strong presence in India and international markets.
With a market capitalisation of Rs. 18,357 cr, the company’s share currently trades at Rs. 1,034 per share, up from its previous close of Rs. 1,018.60 per share. The stocks surged 99% in the last six months.
It reported steady growth in Q4FY26. Revenue increased 9% YoY to Rs. 1,691 crore from Rs. 1,545 crore in Q4FY25, while EBITDA rose 10% YoY to Rs. 157 crore from Rs. 143 crore. Net profit grew 7% YoY to Rs. 64.8 crore compared to Rs. 60.5 crore in the year-ago period, with EPS increasing 2% to Rs. 3.65 from Rs. 3.57.
Apollo Micro Systems Ltd
Apollo Micro Systems is a Hyderabad-based defense and aerospace technology company specializing in the design, development, assembly, and testing of electronic and electromechanical systems. Its products are used in missile systems, satellites, naval platforms, avionics, and homeland security applications.
With a market capitalisation of Rs. 15,293 cr, the company’s share currently trades at Rs. 427.35 per share, up from its previous close of Rs. 409.40 per share. The stocks surged 80% in the last six months.
It reported a strong performance in Q4FY26. Revenue surged 81% YoY to Rs. 293 crore from Rs. 162 crore in Q4FY25, while EBITDA increased 88% YoY to Rs. 67.6 crore from Rs. 36 crore. Net profit jumped 163% YoY to Rs. 36.8 crore compared to Rs. 14 crore in the year-ago period, with EPS rising 128% to Rs. 1.05 from Rs. 0.46.
Fujiyama Power Systems Ltd
Fujiyama Power Systems is a renewable energy and power backup solutions company known for its solar products, batteries, inverters, UPS systems, and rooftop solar solutions. Operating under the Fujiyama Solar and UTL Solar brands, the company offers end-to-end solutions for residential and commercial solar installations.
With a market capitalisation of Rs. 9,515 cr, the company’s share currently trades at Rs. 319 per share, up from its previous close of Rs. 310 per share. The stocks surged 60% in the last six months.
It reported robust growth in Q4FY26. Revenue surged 88% YoY to Rs. 901 crore from Rs. 480 crore in Q4FY25, while EBITDA jumped 116% YoY to Rs. 171 crore from Rs. 79 crore. Net profit increased 107% YoY to Rs. 106 crore compared to Rs. 51.2 crore in the year-ago period, with EPS rising 90% to Rs. 3.47 from Rs. 1.83.
MTAR Technologies Ltd
MTAR develops and manufactures components and equipment for the defense, aerospace, nuclear, and clean energy sectors. The company was incorporated to cater to the technical and engineering needs of the Indian government in the post-embargo regime.
With a market capitalisation of Rs. 22,162 cr, the company’s share currently trades at Rs. 7,175.50 per share, up from its previous close of Rs. 7,159.50 per share. The stocks surged 202% in the last six months.
It reported a strong performance in Q4FY26. Revenue surged 67% YoY to Rs. 306 crore from Rs. 183 crore in Q4FY25, while EBITDA increased 80% YoY to Rs. 61.6 crore from Rs. 34.3 crore. Net profit jumped 212% YoY to Rs. 44.3 crore compared to Rs. 14.2 crore in the year-ago period, with EPS also rising 212% to Rs. 14.42 from Rs. 4.62.
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