Margin trading (MTF) calculator
Enter the shares, price, your margin, days held and the MTF rate. See the interest and your break-even price.
- Interest and break-even
- Any broker's rate
- Free, no sign-up
Trading and tax
Frequent trading can be business income rather than capital gains. Our experts file it the right way.
Questions people often ask
Is MTF interest deductible?
If trading is a business, interest can be an expense. Against capital gains, it generally isn't deductible.
Short-term or business income?
It depends on frequency, volume and intent. An expert can help you choose and stay consistent.
The cost of leverage
Interest on borrowed money.
- Borrowed = position − your margin.
- Interest = borrowed × rate × days ÷ 365.
- Break-even = cost ÷ shares.
Last reviewed 9 October 2026. The rules in this calculator come from these official sources.
- Investor education Securities and Exchange Board of India
Common questions
What is MTF?
A margin trading facility lets you buy shares by paying part of the value; the broker funds the rest and charges interest.
How is MTF interest charged?
On the funded amount, usually daily, at a yearly rate set by the broker.
What is my break-even price?
(Position + interest + charges) ÷ number of shares.
What happens if the price falls?
You may need to add margin. If you don't, the broker can sell your shares.
Is MTF regulated?
Yes, by SEBI; only eligible shares can be bought, with minimum margins.
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