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Free Trading Utility

Stock Position Size Calculator

Calculate exact share quantities, risk-reward ratios, and 5x SEBI intraday margins instantly with professional Indian brokerage estimation.

Trade Parameters

Standard 5x SEBI intraday margin applied
Select order flow direction for risk math
₹
%
₹
₹
₹
Max Capital Allocation Cap 50% (₹50,000)

Prevents overleveraging by capping maximum position turnover against your capital.

Recommended Sizing RRR 1 : 2.50
Recommended Quantity
200 Shares
Exact calculated: 200.00 shares
Position Turnover ₹1,00,000
Margin Required (5x) ₹20,000
Max Risk Amount ₹2,000
Potential Reward ₹5,000

Stop Loss Sensitivity (What-If Matrix)

See how adjusting your stop loss impacts your share quantity for the same monetary risk:

Scenario SL Price Risk/Share Qty (Shares)

Why Position Sizing is the #1 Rule of Professional Trading

Whether you trade intraday equities on NSE/BSE or hold swing delivery positions, the secret to long-term profitability is not just picking winning stocks—it is risk management. Entering a trade without knowing your exact share quantity often leads to oversized losses during unpredictable market volatility.

Using our Stock Position Size Calculator, you can ensure that no single losing trade ever wipes out more than your predetermined risk threshold (typically 1% to 2% of your trading capital).

Intraday Trading (MIS)

In Indian equity markets, SEBI peak margin regulations allow up to 5x leverage for Intraday MIS (Margin Intraday Square-off) orders. This means you only need 20% of the total order turnover in cash. However, while leverage multiplies your buying power, your position size must always be calculated based on your cash risk, not your margin limit.

Swing Trading (CNC)

For Cash N Carry (CNC) delivery trades held overnight or for weeks, brokers provide 1x leverage (100% upfront cash required). In swing trading, wider stop-losses are common due to overnight gap risks, meaning your calculated share quantity will naturally be smaller to maintain the exact same monetary risk.

How the Share Quantity Formula Works

The fundamental mathematical formula used by professional institutional traders is:

Recommended Quantity = Max Risk Amount ÷ | Entry Price - Stop Loss Price |

For example, if your total capital is ₹1,00,000 and you risk 2% per trade, your maximum risk amount is ₹2,000. If you buy a stock at ₹500 with a stop loss at ₹490, your risk per share is ₹10. Therefore, your recommended share quantity is ₹2,000 ÷ ₹10 = 200 shares.

Frequently Asked Questions

Why is 5x margin applied for Intraday equity trading?

As per SEBI (Securities and Exchange Board of India) peak margin regulations, stock brokers like Zerodha, Groww, AngelOne, and Upstox provide a standard 5x leverage (20% margin) for stocks traded in the intraday MIS cash market.

What is a good Risk-to-Reward Ratio (RRR)?

A Risk-to-Reward Ratio of 1 : 2 or higher is generally recommended by professional traders. This means for every ₹1,000 you risk, you aim to make at least ₹2,000 in profit. With a 1 : 2 ratio, you can be profitable even with a win rate of just 40%.

How does the Indian Brokerage & Tax estimation work?

When enabled, our calculator applies standard discount brokerage rates (flat ₹20 or 0.03% for intraday; ₹0 for delivery) along with statutory Indian charges: STT (Securities Transaction Tax), exchange turnover fees, 18% GST, SEBI turnover charges, and stamp duty. This reveals your true net profit after all expenses.

Can I use this calculator for US Stocks, Forex, or Crypto?

Yes! Simply change the currency dropdown from INR (₹) to USD ($), EUR (€), GBP (£), or AED. The core mathematical position sizing formula remains universally identical across all global asset classes.

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