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What is Passive Investing? How it Works, Benefits, Strategies and Risks

6 min read•Updated on 15th Oct, 2026•by Team Angel One
For investors looking for a simple, transparent, and long-term wealth-creation strategy, passive investing can be an important part of a balanced portfolio.
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Passive investing is a long-term investment strategy that focuses on tracking the market rather than trying to beat it.

Instead of frequently buying and selling stocks based on market predictions, passive investors invest in diversified funds such as index funds and exchange-traded funds (ETFs) and aim to generate returns similar to a benchmark index.

Key Takeaways

  • Passive investing does not aim to beat the market; it aims to match the performance of a chosen benchmark at a lower cost.
  • Index funds and ETFs are the most common instruments used for passive investing because they provide broad market exposure.
  • Lower expense ratios, fewer transactions, and reduced fund manager involvement can help investors retain more of their returns over the long term.
  • Passive investing can reduce emotional decision-making by encouraging investors to follow a systematic strategy rather than react to short-term market movements.
  • While passive funds offer diversification and simplicity, they still carry market risks because their performance depends on the underlying index.

What is Passive Investing?

Passive investing is an investment approach that aims to replicate the performance of a market index rather than actively selecting securities to outperform it. Unlike active investing, where fund managers analyze companies, forecast earnings, and make investment decisions to generate alpha, passive strategies focus on broad market exposure, lower costs, and long-term returns.

For example, a Nifty 50 Index Fund invests in the 50 companies that make up the index, broadly following the weightings prescribed by the index methodology rather than relying on the fund manager’s individual stock-picking views.

How Does Passive Investing Work?

Passive investing works by creating a portfolio that mirrors a market index.

A market index is a collection of securities representing a particular segment of the market. For example:

  • Nifty 50 represents 50 large Indian companies.
  • Sensex tracks 30 major companies listed on the Bombay Stock Exchange.
  • S&P 500 represents 500 large US companies.

A passive fund manager does not actively decide which stocks to buy or sell based on market forecasts. Instead, the manager adjusts the portfolio only when the underlying index changes.

What are the Main Features of Passive Investing?

  1. Market-based returns: Passive investing aims to generate returns similar to the overall market. If the Nifty 50 rises by 12% in a year and the index fund has expenses of 0.2%, the investor may receive returns close to 11.8%, depending on tracking efficiency.
  2. Lower investment costs: Since passive funds do not require a large team of analysts researching companies or making frequent trades, their expense ratios are generally lower compared with actively managed funds. Lower costs matter because even small differences in fees can significantly affect long-term wealth creation.
  3. Diversification across companies: Passive funds provide diversification because they invest in multiple companies instead of depending on a few individual stocks.

For example:

  • A Nifty 50 index fund provides exposure to companies across sectors such as:
    • Banking
    • Information technology
    • Energy
    • Healthcare
    • Consumer goods
    • Automobile

This reduces the impact of poor performance by any single company.

  • Long-term investment approach: Passive investing works best when investors have a long investment horizon. Short-term market movements can be unpredictable, but historically, equity markets have rewarded investors who remained invested over longer periods.

The Impact of Expense Ratios on 20-Year Wealth Creation

Consider two investors, Amit and Priya, who each invest a lump sum of ₹10 lakh for 20 years. Both invest in portfolios where the underlying asset basket delivers an identical gross annualized return of 12% before expenses.

Amit:

  • Gross annual return: 12%
  • Expense ratio: 0.2%

Priya:

  • Gross annual return: 12%
  • Expense ratio: 1.5%

Although both portfolios generate the same return before expenses, the higher expense ratio reduces the amount that compounds for Priya. Over 20 years, this seemingly small difference in annual costs can create a substantial gap in their final wealth.

What are the Different Types of Passive Investments?

Investors can participate in passive investing mainly through index funds and ETFs.

Investment option  How it works 
Index funds  Mutual funds that replicate the performance of a specific index and are bought or redeemed through fund houses
ETFs  Funds that track an index but trade on stock exchanges like shares 
Index-based debt funds  Funds that track bond indices or fixed-income benchmarks 
International index funds  Funds providing exposure to global markets such as US or global indices 

Index Funds vs ETFs 

Both index funds and ETFs follow passive investment strategies, but they operate differently. 

Feature  Index funds  ETFs 
Pricing  Net asset value calculated once daily  Market price changes throughout the day 
SIP facility  Easily available  Less commonly used for regular SIPs 
Liquidity  Depends on fund processing  Depends on exchange trading volume 
Suitable for  Long-term investors seeking simplicity  Investors comfortable with market trading 

ETFs offer real-time trading flexibility, while index funds are often preferred by investors seeking a simple, long-term investment approach.

What are the Advantages of Passive Investing?

Passive investing has gained popularity because it offers a simple, low-cost, and disciplined approach to wealth creation. While it cannot eliminate market risk, it helps investors avoid some common mistakes associated with frequent trading and emotional decision-making.

  • Lower costs: Passive funds have lower expense ratios as they track an index rather than rely on active fund management and extensive research.
  • Fewer emotional decisions: An index-based strategy can help investors avoid impulsive buying or selling during periods of market volatility.
  • Instant diversification: A single passive fund can provide exposure to multiple companies and sectors.
  • Less monitoring: Investors do not need to constantly track individual stocks, earnings, or daily market movements.
  • Greater transparency: Passive funds follow a defined benchmark, making it clear which index they track and how the portfolio changes when the index is rebalanced.

What are the Disadvantages of Passive Investing?

Although passive investing has several advantages, it also has certain limitations.

  • Difficult to outperform the market: Passive funds aim to replicate index performance and do not actively seek returns higher than the benchmark.
  • Market risk remains: In case the underlying index declines, the value of the passive fund is likely to fall as well.
  • Limited flexibility: Investors cannot remove poorly performing companies or make changes to the fund’s holdings.
  • Tracking Error: The annualized standard deviation of the difference between a fund’s returns and its benchmark returns. It measures how consistently the fund tracks its benchmark over time.
  • No downside protection: Passive funds continue to track the index and cannot avoid exposure to sectors that fall during market downturns.

Passive Investing vs Active Investing: Which is Better?

Active and passive investing follow different approaches. Neither strategy is universally better, and the choice depends on an investor’s goals, knowledge, and risk appetite.

Feature  Active investing  Passive investing 
Investment approach  Attempts to outperform the market  Attempts to match market performance 
Fund manager role  High involvement in stock selection  Low involvement; follows an index 
Costs  Generally higher  Generally lower 
Portfolio changes  Frequent buying and selling  Changes only when the index changes 
Research requirement  Requires extensive analysis  Requires limited monitoring 
Emotional impact  Higher due to frequent decisions  Lower due to systematic approach 
Expected returns  Can outperform or underperform benchmarks  Usually close to benchmark returns 

How Can You Start Passive Investing?

Investors can begin passive investing through index funds or ETFs.

Step 1: Define Your Investment Goal

Before selecting a passive fund, identify your objective:

  • Retirement planning
  • Long-term wealth creation
  • Children’s education
  • Building financial security

The investment duration helps determine the appropriate asset allocation.

Step 2: Select an Index to Track

Investors can choose funds tracking different benchmarks, such as:

  • Nifty 50
  • Nifty Next 50
  • Sensex
  • Nifty Midcap indices
  • Global indices

Large-cap indices are generally preferred by beginners because they represent established companies.

Step 3: Compare Fund Parameters

Before investing, evaluate:

  • Expense ratio
  • Tracking error
  • Assets under management (AUM)
  • Fund history
  • Liquidity (for ETFs)

A lower expense ratio and efficient tracking can improve long-term outcomes.

Step 4: Invest Regularly

Investors can use systematic investment plans (SIPs) in index funds to invest a fixed amount regularly.

SIPs help investors benefit from rupee cost averaging by buying more units when prices are lower and fewer when prices are higher.

What is the Future of Passive Investing in India?

Passive investing has grown steadily in India as investors become more aware of low-cost investment options. According to data from the Association of Mutual Funds in India (AMFI), passive funds, including index funds and ETFs, have witnessed significant growth in assets under management over recent years.

India’s equity markets are still evolving, and active managers may find opportunities in certain segments, particularly mid-cap and small-cap stocks where market inefficiencies exist. However, as markets mature and competition increases, passive investing is expected to play a larger role in investor portfolios.

Many investors follow a core-satellite approach, where:

  • Core portfolio: Passive funds providing broad market exposure
  • Satellite portfolio: Active investments aimed at generating additional returns

This allows investors to combine stability with growth opportunities.

Tax Treatment in Passive Investing

Taxation plays a vital role in determining an investor's post-returns. In passive investing, tax implications depend entirely on the asset class underlying the index fund or ETF (e.g., domestic equity, debt, gold, or international equities).

1. Domestic Equity Index Funds & Equity ETFs

Applies to funds investing 65% or more of their assets in domestic listed equities, such as Nifty 50 and Sensex Index Funds/ETFs.

The Shift (Budget 2024, effective July 23, 2024):

  • Short-Term Capital Gains (STCG): For units sold within 12 months, the tax rate increased from 15% to 20%, plus applicable surcharge and 4% cess, under Section 111A.
  • Long-Term Capital Gains (LTCG): For units held for more than 12 months, the tax rate increased from 10% to 12.5% under Section 112A.
  • Exemption Limit: The annual aggregate exemption threshold for equity LTCG increased from Rs 1 lakh to Rs 1.25 lakh per financial year. Gains up to this limit are tax-free, while gains exceeding it are taxed at 12.5%, without indexation.
  • Dividends: Added to the investor's total taxable income and taxed at applicable slab rates. TDS applies if dividend income exceeds Rs 5,000 in a financial year.

2. Debt Index Funds & Debt ETFs

Applies to fixed-income, gilt index funds and debt ETFs where domestic equity allocation is below 65%.

The Shift (Finance Act 2023 and Budget 2024):

1. For units purchased on or after April 1, 2023: 

Under Section 50AA, these funds are classified as "Specified Mutual Funds." All capital gains are treated as Short-Term Capital Gains (STCG), regardless of the holding period, and are taxed at the investor's applicable income tax slab rate. Indexation benefits are not available.

2. For units purchased on or before March 31, 2023:

  • Pre-change rule: Units held for more than 36 months qualified for LTCG taxation at 20% with indexation benefits.
  • Transition rule: For sales made after July 23, 2024, units held for more than 24 months can qualify for LTCG at 12.5% without indexation. Units sold within 24 months are taxed at applicable slab rates.

3. Gold ETFs and International Index Funds

Applies to Gold ETFs and global index funds tracking assets outside India, such as Nasdaq 100 and S&P 500 funds.

  • Gold ETFs and Gold Funds:
  • Gold ETFs: Units held for 12 months or less are taxed at applicable income tax slab rates as STCG. Units held for more than 12 months attract LTCG tax at 12.5% without indexation.
  • Gold Funds: Units held for 24 months or less are taxed at applicable income tax slab rates as STCG. Units held for more than 24 months attract LTCG tax at 12.5% without indexation.
  • International Index Funds and Global Feeder Funds:
  • Units held for more than 24 months qualify for LTCG at 12.5% without indexation.
  • Units held for 24 months or less are taxed at the investor's applicable slab rate as STCG.

International and gold funds do not receive the Rs 1.25 lakh annual LTCG exemption available to domestic equity investments.

Conclusion

Passive investing has changed the way millions of investors participate in financial markets. Instead of trying to predict market movements or identify winning stocks, this approach focuses on discipline, diversification, and long-term participation.

Index funds and ETFs provide investors with a cost-effective way to access markets without requiring extensive financial expertise.

FAQs

Passive investing does not protect investors from market declines. Since passive funds track market indices, they fall when the underlying index declines. 

Tracking error occurs when a passive mutual fund’s returns differ from those of its benchmark index. Common causes include expense ratios, transaction costs, cash holdings, portfolio rebalancing, corporate actions, taxes, and timing differences in buying or selling securities. 

Passive investing is often considered suitable for beginners because it provides diversification, requires limited monitoring, and avoids the need to select individual stocks. 

The amount required depends on the investment product. Many index funds allow investors to begin through SIPs with relatively small amounts, making passive investing accessible to new investors. 

Neither is universally better. ETFs offer real-time trading flexibility, while index funds provide easier SIP-based investing. The choice depends on an investor’s preference and investment style. 

Tracking difference is the gap between the return generated by a passive fund and the return of its benchmark index. 

A passive fund generally aims to match its benchmark, not outperform it. However, in rare situations, differences in expenses, cash holdings or index adjustments may result in slightly higher returns. 

Portfolio allocation depends on financial goals, risk tolerance and investment knowledge. Some investors combine passive funds with actively managed investments. 

Passive investing generally works best with a long-term approach. Investors should ideally remain invested for several years to benefit from market growth and compounding. 

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