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Mutual Funds offer a way for investors to invest in the stock market without actively managing their investments. However, when it comes to comparing mutual funds, an investor has to check several metrics that indicate the performance of a particular scheme. In this article, we will cover what XIRR is in a mutual fund, why it is important, and how it works.
XIRR, meaning Extended Internal Rate of Return, is a financial indicator that calculates the annualised return on mutual fund investments when multiple cash flows, such as investments and redemptions, occur at irregular intervals rather than as a one-time investment.
XIRR provides a more accurate view of your portfolio by accounting for the timing and amount of each investment and redemption, reflecting the true annualised return of your transactions.
As mentioned previously, XIRR provides investors with the true annual return of investments which helps track performance of mutual funds with SIPs, lump sums and redemptions. Here is how it works:
Balances All Cash Flows: Every investment and redemption is recorded with the exact date of each transaction.
Calculates an Annualised Return: XIRR determines a single annualised rate of return that aligns the value of all your cash flows (investments and withdrawals) with your final portfolio value.
Uses Iterative Estimation: To arrive at this rate, XIRR runs multiple trial-and-error calculations, testing different return percentages while considering the exact dates of each cash flow.
Also Read: SIP vs Lumpsum Investment
The key benefits of XIRR, which help investors to make financial decisions, include:
Tracking actual growth is simple for multiple investments over time. If you invest INR 5,000 monthly via SIP and redeem INR 10,000 for an emergency, XIRR will account for both the contribution and redemption, showing the true annualized return of your portfolio.
Standardizes returns, allowing SIPs, lump-sum investments, and multiple funds to be compared on an equal footing. For example, comparing a SIP in a large-cap fund with a lump-sum investment in a balanced fund, XIRR can help in showing which investment yielded better returns after factoring in timing and amounts.
As an investor, it is vital that investments are made based on accurate data and calculations rather than market trends or tips. XIRR can help you assess which are high-performing and underperforming investments, which helps with portfolio rebalancing and optimization. For instance, if one fund consistently shows a higher XIRR than others in your portfolio, you can consider increasing additional investment allocation in it.
Investors using XIRR should also be aware of its limitations before making any financial decisions based on it:
Minor errors in transaction dates or amounts can significantly affect the calculated returns, making XIRR highly dependent on precise cash flow data.
XIRR is less intuitive than simpler metrics such as CAGR, which can make it harder to interpret or explain to others.
For investments with predictable, uniform cash flows, simpler metrics may be sufficient and easier to use.
XIRR evaluates historical outcomes. It provides useful insights into how an investment has performed, but it needs to be combined with other factors when assessing future investment decisions.
Given XIRR’s sensitivity to precise cash flow data, maintaining a DBS Treasures Wealth Account ensures a clear overview of your investments, making it easier to analyse returns accurately.
The Internal Rate of Return (IRR) and XIRR are financial metrics used in portfolio analysis. While both measure investment returns, they operate differently and serve distinct purposes.
Parameter
IRR
XIRR
Cash Flow Pattern
Assumes cash flows occur at regular intervals
Handles cash flows at irregular intervals
Best Suited For
One-time investments or structured cash flows
SIPs, multiple purchases, redemptions, STP, SWP, irregular transactions
Accuracy
Less accurate when cash flows vary by date
More accurate as it considers actual transaction dates
Calculation Basis
Works on equal, periodic spacing between cash flows
Uses the exact date of every cash flow
Complexity
Simpler to explain and calculate
Slightly more complex due to date-based calculation
Use Case in Mutual Funds
Lump-sum investments held over time
Real-world portfolios with SIPs and multiple transactions
Preferred By
Basic investment evaluations
Retail investors, advisors, fund platforms assessing real performance
Interpretation
May not reflect the true investor return when cash flows vary
Provides the true annualised return based on actual investment behaviour
A Compound Annual Growth Rate or CAGR is better suited for single, one-time investments to get an idea of a mutual fund’s performance over a fixed period. Unlike CAGR, XIRR accounts for the timing and amount of each transaction, making it more accurate for SIPs and irregular investments.
A good XIRR in mutual funds generally depends on the type of scheme, investment horizon, and prevailing market conditions. For equity mutual funds, investors typically consider an XIRR in the range of 10% to 12% or higher as healthy over the long term. For debt mutual funds, an XIRR of around 6% to 8% is usually viewed as reasonable given their lower risk profile.
XIRR is calculated using the present value of all cash inflows and outflows to determine a single annualised rate of return. The XIRR formula can be written as:
Sum of { Ci / (1 + r) ^ [(di – d0) / 365] } = 0
Where:
This formula repeatedly tests different return values until the present value of all cash flows equals zero, factoring in the exact number of days between transactions. Because of this complexity, most investors calculate XIRR using spreadsheet functions or mutual fund platforms instead of computing it manually.
Follow the steps below to calculate XIRR using Microsoft Excel:
S.No
A
B
1
Cash Flow
Date
2
-5,000
01-01-2024
3
01-02-2024
4
01-03-2024
5
16,000
01-01-2025
If these values are placed in B2:B5 and the corresponding dates in C2:C5, the formula will be: =XIRR(B2:B5, C2:C5)
After formatting as Percentage, Excel will return the annualised XIRR based on your cash flows.
XIRR helps investors measure real mutual fund performance by factoring in irregular contributions and withdrawals, making it a valuable metric for long-term planning. While past performance cannot predict future returns, using tools like XIRR can support informed decisions and portfolio discipline.
With a DBS Treasures premium savings account, enjoy the combined benefits of liquidity, higher interest, and easy control over your finances while managing investments.
XIRR shows the annualised return based on the timing of each transaction, while total returns only measure overall gain without considering cash flow dates.
A higher XIRR return is generally considered positive, as it indicates better performance relative to your investment timing.
No, XIRR accounts for irregular cash flows, while CAGR assumes a single lump-sum investment held throughout the period.
Disclaimer - The information provided in this article is for general informational purposes only. For specific guidance or details, please consult with your Relationship Manager or relevant expert.
