Logo
CompanyFeaturesIndicatorsCoursesCommunity

Lot Size Calculator

Turn your target dollar amount into the exact lot size — no mental math required.

Lot Size Calculator

This calculator removes the guesswork by translating your desired exposure into the precise lot size, giving you confidence your order matches your plan. Determine the exact amount of currency units to buy or sell per trade.
Currency pair
EUR/USD
Deposit currency
USD
USD/USD Price
Lot size
Standard (100,000)
Account balance
Risk type
Percentage (%)
Risk (%)
Stop loss type
Pips
Stop loss (pips)
Money at risk
0.00 USD
Lots
0.000
Position size
0 units

How It Works

Four simple steps to find your perfect lot size
1
Select PairSelect the trading pair you're working with and your deposit currency.
2
Input RiskEnter your account balance and how much you want to risk — as a percentage or a fixed amount.
3
Set Stop LossDefine your stop loss in pips or as a specific price level to calculate the trade size.
4
Get ResultsCalculate to get the lot size, position size in units, and money at risk instantly.

Frequently Asked Questions

Find answers to common questions about this calculator.
What is the formula for calculating Forex lot size?
The basic formula is: (Account Balance × Risk %) / (Stop Loss in Pips × Pip Value). Our calculator handles the complex conversions automatically, especially for cross-currency pairs where the pip value fluctuates based on live exchange rates.
What is the difference between Standard, Mini, and Micro lots?
Why do I need a Lot Size calculator?

Your Edge in the Markets

Access professional-grade trading models, indicators, and tools designed to enhance your trading strategy and improve market performance.
Company
About
Contact
Culture
Subscribe
Legals
FAQ
Calculators
Connect
Status
Product
Pricing
Features
Indicators
Courses
Docs
Markets
Trading Styles
Tradingview
Community
Legal
Privacy
Terms
Refund
Disclaimer
Cookies
Copyright
Social
X
Instagram
Tiktok
Youtube
Pinterest
Tradingview
Discord
Logo
© CandelaCharts 2026
We provide trading indicators and technical analysis tools exclusively for TradingView. Our indicators are designed to assist with market analysis but are not intended as financial advice, investment recommendations, or trading signals. Trading involves significant risk, and many participants may incur losses. All trading decisions are made at your own risk and discretion.
We do not guarantee the accuracy, reliability, or profitability of any indicators provided. Technical indicators are tools that may assist in decision-making but do not guarantee profits or prevent losses. Past performance of indicators or trading strategies is not indicative of future results. Market conditions can change rapidly, and indicators may produce false signals.
Decisions to buy, sell, hold, or trade securities, commodities, cryptocurrencies, or other financial instruments carry inherent risks and are best made with guidance from qualified financial professionals. You should carefully consider your investment objectives, level of experience, and risk appetite before making any trading decisions. Never trade with money you cannot afford to lose, as market volatility can result in substantial losses.
Indicators are based on historical price data and mathematical calculations. They may not account for all market factors, including fundamental analysis, news events, or sudden market changes. No single indicator or combination of indicators can guarantee successful trading outcomes. Users are responsible for understanding how indicators work and making their own trading decisions.
This is a summary and does not constitute our full disclaimer. Please review our complete disclaimer and terms of service for comprehensive information regarding the use of our indicators and associated risks.