This Aluminium Stock Falls 5.44% Despite 91% Profit Surge: What’s Behind the Drop?

An aluminium stock fell 5.44% to ₹378.70 on August 14, putting the spotlight on a sharp market decline despite a strong quarterly earnings performance. The stock has traded between ₹184 and ₹445 over the past 52 weeks and has a market capitalisation of about ₹69,581 crore. June 2026 sales rose 39.28% year on year to ₹5,302 crore, while net profit jumped 90.87% to ₹2,003 crore. The sharp difference between the latest earnings growth and the day's share price movement is likely to remain an important point for investors tracking the stock.

The broader financial numbers show a strong improvement in profitability. TTM sales stand at ₹19,338 crore, while operating profit has reached ₹9,153 crore and net profit stands at ₹6,751 crore. The operating margin has increased to 47% on a TTM basis from 21% in March 2024. Five-year sales growth stands at 15% CAGR, while profit has grown at 35% CAGR over the same period. The stock trades at a P/E of 10.3, with a book value of ₹118 and a dividend yield of 3.03%. ROCE is 39.6% and ROE is 29.4%.

Stock price and financial metrics

The stock is at ₹379 in the supplied market snapshot, while the intraday market data shows ₹378.70 after a 5.44% fall. Despite the latest decline, the one-year return is 99.43% and the five-year return is 352.30%. The stock has delivered a 24% CAGR over 10 years, 37% over five years and 64% over three years. Its financial profile includes a P/E of 10.3, book value of ₹118, dividend yield of 3.03%, ROCE of 39.6% and ROE of 29.4%.

Metric	Value
Current Price	₹379
52 Week High	₹445
52 Week Low	₹184
Market Cap	₹69,581 crore
P/E	10.3
Book Value	₹118
Dividend Yield	3.03%
ROCE	39.6%
ROE	29.4%

Latest quarterly financial performance

The June 2026 quarter recorded strong growth across the income statement. Sales increased to ₹5,302 crore from ₹3,807 crore in June 2025, while operating profit rose to ₹2,708 crore from ₹1,478 crore. Operating margin improved from 39% to 51%. Profit before tax increased from ₹1,415 crore to ₹2,690 crore, while net profit rose to ₹2,003 crore from ₹1,049 crore. EPS increased to ₹10.91 from ₹5.71. The higher operating profit and margin show that the quarterly improvement was accompanied by stronger operating performance.

Metric	Jun 2026	Jun 2025	YoY Change
Sales	₹5,302 crore	₹3,807 crore	39.28%
Operating Profit	₹2,708 crore	₹1,478 crore	83.22%
OPM	51%	39%	+12 ppt
Profit Before Tax	₹2,690 crore	₹1,415 crore	90.11%
Net Profit	₹2,003 crore	₹1,049 crore	90.87%
EPS	₹10.91	₹5.71	91.07%

Long term financial performance

The long term financial data shows a marked improvement in profitability. Sales increased from ₹7,383 crore in March 2015 to ₹17,843 crore in March 2026 and ₹19,338 crore on a TTM basis. Operating profit rose from ₹1,873 crore to ₹7,928 crore in March 2026, while TTM operating profit stands at ₹9,153 crore. Net profit increased from ₹1,322 crore in March 2015 to ₹5,797 crore in March 2026 and ₹6,751 crore on a TTM basis. Profit growth has been faster than sales growth, with a 35% CAGR over five years and 59% over three years.

Financial Metric	Mar 2015	Mar 2026	TTM
Sales	₹7,383 crore	₹17,843 crore	₹19,338 crore
Operating Profit	₹1,873 crore	₹7,928 crore	₹9,153 crore
Operating Margin	25%	44%	47%
Profit Before Tax	₹2,113 crore	₹7,749 crore	₹9,023 crore
Net Profit	₹1,322 crore	₹5,797 crore	₹6,751 crore
EPS	₹5.13	₹31.56	₹36.77

Sales have grown at a 10% CAGR over 10 years, 15% over five years and 8% over three years. Profit has grown at 23%, 35% and 59% across the same periods. ROE stands at 29% in the latest year compared with a 10-year figure of 17%. The stock has also delivered a 114% return over one year, while its five-year CAGR stands at 37%.

Valuation and factors to watch

The stock trades at a P/E of 10.3, with a book value of ₹118 and a dividend yield of 3.03%. ROCE stands at 39.6%, while ROE is 29.4%. These figures need to be viewed alongside the rise in operating margin from 21% in March 2024 to 47% on a TTM basis. The main factor for investors to watch is whether the recent improvement in sales, operating profit and margins continues in the coming quarters, particularly after the stock's strong one-year and five-year returns.

Stock outlook

Metric	Latest data
June 2026 Sales Growth	39.28% YoY
June 2026 Net Profit Growth	90.87% YoY
June 2026 Operating Margin	51%
TTM Operating Margin	47%
TTM Net Profit	₹6,751 crore
1-Year Stock Return	99.43%
52-Week Low	₹184
Market Focus	Sustainability of earnings and margin growth

About the company

National Aluminium Company Ltd (NALCO) is an Indian aluminium-sector company incorporated in 1981. It manufactures and sells alumina and aluminium and is a Navaratna Central Public Sector Enterprise under the Ministry of Mines. The company operates an integrated Bauxite-Alumina-Aluminium-Power Complex and is classified under Commodities, Metals & Mining and Non-Ferrous Metals, with aluminium as its primary industry category.

What is the current share price of National Aluminium Company?

National Aluminium Company shares were trading at around ₹379 on August 14, 2026, based on the supplied market data. The stock's 52-week range is ₹184 to ₹445.

What were National Aluminium Company's Q1 FY27 results?

For the June 2026 quarter, sales increased 39.28% year on year to ₹5,302 crore, while net profit rose 90.87% to ₹2,003 crore. Operating profit increased to ₹2,708 crore and the operating margin improved to 51%.

What is National Aluminium Company's P/E ratio?

The stock's P/E ratio is 10.3, according to the supplied data.

What is National Aluminium Company's market capitalisation?

The company's market capitalisation is approximately ₹69,581 crore.

What is National Aluminium Company's dividend yield?

The supplied data shows a dividend yield of 3.03%.

What are National Aluminium Company's ROE and ROCE?

The latest supplied figures show an ROE of 29.4% and ROCE of 39.6%.

What is National Aluminium Company's 52-week high and low?

The stock's 52-week high is ₹445, while its 52-week low is ₹184.

How has National Aluminium Company's stock performed over the long term?

The stock has delivered a 352.30% return over five years and a 99.43% return over one year based on the supplied historical return data. Its 10-year stock price CAGR is 24%.

What should investors watch in National Aluminium Company stock?

Investors should monitor quarterly sales and profit growth, operating margins, the sustainability of recent earnings growth and how the stock's valuation compares with future financial performance.