3 Top High Operating Margin Stocks to Watch for Future Multibagger Potential: Adani Ports, Power Grid and REC

High operating margin stocks to watch for multibagger potential start with a simple filter: size, a clean financial record and earnings that keep growing. Adani Ports, Power Grid and REC meet that test, with market caps from Rs 81,459 crore to Rs 4.03 lakh crore and Adani Ports offering the fastest profit growth, 26.74% a year since FY22. Each of these companies keeps more than 60 per cent of its revenue as operating profit, a sign of a strong business model.

This list covers large companies with an operating margin above 60 per cent in the latest year and complete, verifiable financials, ranked by market capitalisation. Not every name here is a largecap, so the list takes the leading companies of the sector by market capitalisation. Investors screening high operating margin stocks usually begin with size and balance sheet strength, and this list follows the same logic. All figures are as of 16 October 2026 and are drawn from NSE and BSE data and company filings.

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What Are High Operating Margin Stocks and Why Do They Attract Multibagger Interest?

High operating margin stocks are shares of companies that keep a large part of every rupee of sales as operating profit. High margins usually come from regulated returns, scale or a strong position in a necessary service.

A high margin leaves room to pay dividends, fund growth and handle cost pressure. Businesses that hold such margins year after year are the ones investors compare in high operating margin stocks.

High Operating Margin Stocks at a Glance: Price, Market Cap, PE, ROE and Price to Book

Prices are closing prices as of 16 October 2026. REC combines the lowest PE of the group, 5.08, with the highest return on equity, 19.17%.

Stock	CMP (Rs)	Market Cap (Rs Cr)	PE	Industry PE	ROE	Price to Book	52-Week Range (Rs)
Adani Ports and Special Economic Zone	1,750.80	4,02,686	30.69	31.83	13.32%	4.20	1,292.00 to 1,891.10
Power Grid Corporation of India	250.45	2,32,283	14.61	21.61	15.85%	2.31	244.65 to 324.95
REC	307.80	81,459	5.08	17.68	19.17%	0.96	286.20 to 388.30

Adani Ports: 26.74% Profit CAGR Since FY22

Adani Ports and Special Economic Zone is India's largest private port operator, with ports on both coasts and a growing logistics business. It reported FY26 revenue of Rs 40,854.36 crore, up 26.16% year on year, and net profit of Rs 12,782.03 crore, up 15.56%. Net profit has compounded at 26.74% a year since FY22, while revenue has grown 20.55% a year. Operating margin was 64.59% in FY26.

In the June 2026 quarter, revenue rose 23.90% to Rs 11,673.71 crore and net profit grew 10.24% to Rs 3,649.50 crore. The share price has gained 115.30% over five years and 17.95% over the past year. Foreign investors raised their holding from 13.61% in September 2025 to 15.95% in September 2026. The stock trades at a PE of 30.69 against an industry PE of 31.83, below the sector average, with a return on equity of 13.32%.

Power Grid: Profit Compounding at 1.89% a Year

Power Grid Corporation of India owns and operates the country's main electricity transmission network. It reported FY26 revenue of Rs 47,684.43 crore, up 0.47% year on year, and net profit of Rs 18,702.34 crore, up 22.68%. Operating margin was 73.84% in FY26.

The stock trades at a PE of 14.61 against an industry PE of 21.61, below the sector average, with a return on equity of 15.85%. The dividend yield is 3.60%. Revenue for the June 2026 quarter rose 2.20% to Rs 11,696.72 crore, at an operating margin of 83.79%. The share price has gained 64.38% over five years. Domestic institutions raised their holding from 18.55% in June 2025 to 20.70% in June 2026.

REC: Five-Year Gain of 148.58%

REC is a government-owned non-banking finance company that lends to power, renewable energy and infrastructure projects across the country. It reported FY26 revenue of Rs 59,628.35 crore, up 5.66% year on year, and net profit of Rs 16,308.17 crore, up 2.67%. Net profit has compounded at 12.91% a year since FY22, while revenue has grown 10.96% a year. Operating margin was 95.64% in FY26.

The share price has gained 148.58% over five years. Domestic institutions raised their holding from 15.86% in September 2025 to 16.55% in September 2026. The stock trades at a PE of 5.08 against an industry PE of 17.68, below the sector average, with a return on equity of 19.17%. The dividend yield is 6.00%.

High Operating Margin Stocks: Financial Comparison on Growth and Margins

The table compares scale and growth across these high operating margin stocks. Latest quarter means the most recent reported quarter for each company, and only metrics that are positive for every company are shown.

Stock	Revenue (Rs Cr)	Net Profit (Rs Cr)	Revenue Growth (YoY)	4-Year Revenue CAGR	4-Year Net Profit CAGR	Operating Margin (Latest Quarter)
Adani Ports	40,854.36	12,782.03	26.16%	20.55%	26.74%	65.67%
Power Grid	47,684.43	18,702.34	0.47%	2.80%	1.89%	83.79%
REC	59,628.35	16,308.17	5.66%	10.96%	12.91%	97.14%

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Institutional Holding in Adani Ports, Power Grid and REC

Institutional holding shows who is backing these high operating margin stocks alongside the promoter. The table uses the latest reported quarter for each. Power Grid has the deepest institutional backing, with FII and DII together holding 45.03% as of June 2026. Domestic institutions increased their holding over the past year in Power Grid (from 18.55% to 20.70%) and REC (from 15.86% to 16.55%).

Stock	Promoter	FII	DII	Public	Quarter
Adani Ports	66.03%	15.95%	13.25%	4.77%	September 2026
Power Grid	51.34%	24.33%	20.70%	3.63%	June 2026
REC	52.63%	16.78%	16.55%	14.03%	September 2026

Risks to Weigh in High Operating Margin Stocks

Being careful with high operating margin stocks means looking at what can slow the story as well as what can speed it up. Four points matter most:

• High margins can come under pressure from rule changes or competition.
• Capital-heavy businesses depend on steady project execution.
• Valuation: A low PE can also reflect slower growth, so compare each PE with the growth rate instead of reading it alone.
• Concentration: Holding all 3 names puts the allocation in one sector, so size each position to match your risk appetite.

How to Choose Between High Operating Margin Stocks

Picking from high operating margin stocks comes down to four checks, applied in order.

1. Check balance sheet strength first, and prefer a debt-to-equity ratio below 1 for non-financial companies.
2. Compare each PE with the industry PE (17.68 to 31.83) and ask whether the growth rate justifies any gap.
3. Track the operating margin, revenue growth and the return on equity in every result.
4. Stagger entries across quarters and review institutional holding every reporting season.

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Conclusion

Among high operating margin stocks, Adani Ports stands out for the fastest profit growth, 26.74% a year since FY22, Power Grid for 0.47% revenue growth in FY26 and REC for the highest return on equity at 19.17%. Which one suits a portfolio depends on how much valuation risk it can carry, so staggering entries and reviewing each quarterly result is a sound habit. Investors comparing high operating margin stocks should rank them on growth, financial strength and the price paid, and anyone who wants personalised guidance can consult a SEBI-registered advisor before acting.

Frequently Asked Questions on High Operating Margin Stocks to Watch

Which are the best high operating margin stocks to watch for multibagger potential?

Ans. Adani Ports, Power Grid and REC are the 3 names this list highlights, with market caps of Rs 4,02,686 crore, Rs 2,32,283 crore and Rs 81,459 crore respectively. Adani Ports is notable for the fastest profit growth, 26.74% a year since FY22. Power Grid stands out for 0.47% revenue growth in FY26. REC offers the highest return on equity at 19.17%. These are watchlist names for high operating margin stocks, not recommendations, so match each one to your own risk profile and time horizon.

Is REC a good stock for long-term investors?

Ans. REC has a return on equity of 19.17%, a PE of 5.08 against an industry PE of 17.68 and a market cap of Rs 81,459 crore. Net profit has compounded at 12.91% a year since FY22, and FY26 revenue rose 5.66%. Long-term returns in high operating margin stocks depend on earnings growth and the price paid at entry, so staggering purchases and consulting a SEBI-registered advisor is sensible.

Can Adani Ports become a multibagger from here?

Ans. Adani Ports has already gained 115.30% in five years, so another multi-fold move would need sustained earnings growth. A multibagger outcome in high operating margin stocks requires earnings to keep growing faster than the market for several years. Net profit has compounded at 26.74% a year since FY22, and FY26 revenue rose 26.16%. At a PE of 30.69 against an industry PE of 31.83, valuation should be checked against that growth before investing.

What is the market cap of Adani Ports, Power Grid and REC?

Ans. As of 16 October 2026, Adani Ports has a market cap of Rs 4,02,686 crore, Power Grid has a market cap of Rs 2,32,283 crore and REC has a market cap of Rs 81,459 crore. Adani Ports is the largest of the group. Market cap changes daily with the share price, so check the latest figure on the Univest Screener or on NSE before taking a decision on high operating margin stocks.

What are the risks of investing in high operating margin stocks?

Ans. The main risks are changes in regulation or tariffs, rising competition and delays in new projects. Companies with long-term contracts and leading market positions handle these better. Comparing each PE with growth gives a fuller picture than the PE alone.

Is REC trading below its industry PE?

Ans. REC trades at a PE of 5.08 against an industry PE of 17.68. A lower PE means investors pay less for each rupee of earnings, but it should be read with growth (net profit has compounded at 12.91% a year since FY22 and FY26 revenue rose 5.66%) and balance sheet strength before drawing a conclusion.

How much do institutions hold in Adani Ports, Power Grid and REC?

Ans. As of the latest reported quarter, FII and DII together hold 29.20% of Adani Ports (15.95% and 13.25%), 45.03% of Power Grid (24.33% and 20.70%) and 33.33% of REC (16.78% and 16.55%). Rising institutional holding is a useful signal in high operating margin stocks, though it should be read with earnings trends rather than on its own.