Mutual fund masterclass · written for a first salary
Nothing happens.
Then everything does.
A working guide to mutual funds for people who just started earning. How compounding actually behaves, where your first ₹50,000 a month should go, how each fund is taxed, how a small SIP can cancel a home loan — and why almost everyone quits in the three years before it starts to pay.
Where this comes from
A conversation with a mutual fund distributor who started a ₹10,000 SIP in August 2010 and has not missed, added to, or redeemed a single instalment since. Fifteen years of an uninterrupted record is a rare thing to be able to look at, so this site is built around it.
Start with chapter oneThe thing nobody shows you
A portfolio is not one number. It is 180 separate investments.
Every month your SIP debits, it buys units at that day’s price and then leaves them alone. That instalment has nothing to do with the one before it. It has its own entry price, its own birthday, and its own multiple.
Which means a fifteen-year SIP is not one investment held for fifteen years. It is one held for fifteen years, one held for fourteen years and eleven months, and so on down to one bought last Tuesday. Your app shows you the total. The total hides everything interesting.
Here is the same money, drawn honestly.
One bar is one instalment of ₹5,000. Each column is a year of twelve, read top to bottom, Aug 2010 to Jul 2025.
Oldest instalment
No. 1 — Aug 2010
- Paid in
- ₹5,000
- Worth today
- ₹59,869
- Multiple
- 11.97x
- Held for
- 15y 0m
Hover any bar to see what that single month's instalment became. Start with the left edge.
Paid in over 15y
₹9 L
Ends up as
₹40.06 L
The left edge
The very first ₹5,000, paid in August 2010, is worth about ₹59,869 — roughly 12x the money. It has had fifteen years. Nothing else was done to it.
The right edge
This month's instalment is worth what you paid for it. It looks pointless. In 2040 it will be the brightest bar on this grid, and by then you will have forgotten paying it.
Why this matters
Stopping an SIP does not pause anything. It permanently removes the brightest bars from a grid you will not see for another decade.
The record this is built on
Fifteen years of doing nothing, in six numbers.
- Started
Aug 2010
Two SIPs of ₹5,000 — one small cap, one tax-saving fund.
- Paid in over 15 years
₹18 L
180 instalments. Not one missed, not one topped up.
- Worth in Aug 2025
₹86 L
About 4.8x the money, at roughly 18–21% a year.
- Tax paid so far
None
Nothing was ever sold, so no gain was ever realised. The tax compounds alongside the money.
- What a PPF paid instead
7.1%
Guaranteed, and over the same fifteen years it produced roughly half the outcome. Certainty has a price.
- Monthly SIP today
₹41.2 L
Grown from ₹10,000, funded almost entirely by rising active income.
Figures as stated in the source conversation. The one thing worth holding on to: no part of this outcome required predicting anything. The 2020 crash took that same portfolio down to a 7% ten-year return before it recovered — the discipline was in not looking.
The masterclass
Six chapters, in the order they will help you.
Each one ends with something you can act on this week. The calculators are live — every number moves when you move the assumptions behind it.
- One
How compounding actually works
Each instalment is a separate investment with its own birthday
Your money does not grow evenly. The first year of instalments does almost all the work, and you will not see it for a decade.
9 min - Two
Where your first ₹50,000 goes
Five buckets, one job each
Insurance before investing. Then a reserve, a shock absorber, India, the world, and a small amount you are allowed to be wrong with.
11 min - Three
The fund categories, decoded
What each type holds, who it suits, how it is taxed
There are about ten categories worth knowing. Pick five. The tax treatment matters as much as the returns.
12 min - Four
Cancel your home loan with an SIP
A small parallel SIP beats prepayment
An SIP of roughly a sixth of your EMI, run for the same tenure, can return every rupee the loan will ever cost you.
8 min - Five
Why almost everyone quits
The four years that decide the next thirty
The exit points are predictable: the first loss, and the first big gain. Knowing where they are is most of the skill.
10 min - Six
Reference
Every term on this site, defined
Plain definitions for the vocabulary, plus the methodology behind every number here.
5 min
If you read nothing else
Six rules that do the work.
Insure before you invest
Term cover and health cover, on the day you get your first payslip. Roughly ₹20,000 a year buys both in your twenties. Without them, one bad month forces you to sell at the worst possible price.
Automate it, then stop looking
The value of an SIP is not the amount. It is that the decision gets made once. The moment you start deciding month to month whether the market looks right, you have already lost the thing that was working.
Ten years, or don't start
Any money you cannot promise to leave for ten years belongs in a different bucket. That promise is what turns a 12% assumption from a hope into the overwhelming base case.
Five funds is a portfolio. Fifteen is a zoo.
Two mid-cap funds own much the same companies. Real diversification comes from different asset classes and geographies, not different fund houses.
Falls are where the returns are made
Every cheap unit bought during a bad stretch is what reprices when the cycle turns. A market that never falls is a market you cannot make money in.
Raise the instalment, not the risk
Stepping your SIP up with your salary changes the outcome more than switching funds ever will, and it costs you nothing you have not already earned.