Learn how automated trading systems size each trade, from fixed percentage risk to volatility-based sizing, with a worked example and risk limits explained.
Discover Revolutionary Multi-Asset Trading for Outstanding Results
Single-market trading bots are easy to understand. Multi-asset trading software is harder, because it trades several markets at once, such as gold, oil and stock indices, and has to decide how much risk each one is allowed to take. That is where most of the real risk control happens.
This guide explains how multi-asset software handles commodities and indices, what diversification can and cannot do, and how exposure limits work in practice. It is educational and not financial advice. Trading involves risk and you can lose some or all of your capital.
Quick Answer: How Does Multi-Asset Trading Software Work?
| Key Takeaways Multi-asset trading software runs rules across several markets, such as gold, oil and stock indices, and treats the account as one portfolio rather than separate bots. Diversification can reduce the damage when one market struggles, but it cannot remove market-wide risk, and correlations can change. Exposure limits are the core control: risk per trade, caps per asset group and a ceiling on total open risk. In our hypothetical example, a $20,000 account blocks the fifth signal because total risk would pass $800. Most multi-asset software trades CFDs, so you do not own the underlying commodity, share or index. |
What Is Multi-Asset Trading Software?
One System, Several Markets
Multi-asset trading software connects to a broker account and runs rules across more than one market. In this guide we focus on two groups: commodities, such as metals and energy, and stock indices, which track a basket of listed shares.
How It Differs From a Single-Market Bot
A single-market bot only has to manage one price. A multi-asset system must also manage the relationships between positions: how much total money is at risk, whether two trades are really the same bet, and what happens when several markets move together. Good software treats the portfolio as one unit, not as separate bots.
How Multi-Asset Software Handles Commodities
Commodity Types
IG describes hard commodities as those mined or extracted, such as gold, oil and copper, and soft commodities as those grown or reared, such as coffee and wheat. [1] Energy, metals and agriculture each behave differently, so software usually treats them as separate groups.
What Moves Commodity Prices
According to IG [1], commodity prices are driven by supply and demand, influenced by competition, politics, the economy, seasonality and weather. A storm, a policy change or a weak economic report can move a market quickly, which is why many systems add news and volatility filters.
Contract Details Matter
IG explains that futures-based prices roll into the next month at expiry, while spot prices have no fixed expiry. Software needs to handle that difference correctly, because rolling positions can add costs and create price gaps. [1]
How Multi-Asset Software Handles Indices
What Moves an Index
IG lists the main drivers of an index as economic news, company results, company announcements, changes to the index’s composition and commodity prices. Trading an index gives exposure to a whole market through one position. [2]
Commodities and Indices Compared
| Commodities | Stock indices | |
| Examples | Gold, silver, crude oil, natural gas, wheat | FTSE 100, US 500, Nasdaq 100, DAX |
| Main price drivers | Supply and demand, politics, weather, seasonality, the economy | Economic news, company results, announcements, index changes |
| Typical software concern | Contract type (spot or futures), sudden supply shocks | Market hours, gaps around data and earnings |
| Overnight costs | Funding or roll costs may apply | Funding usually applies on cash index positions |
Note that the two groups can interact. IG points out that around 15% of FTSE 100 shares are commodity stocks, so a drop in oil or metals can pull an index down too. [2]
What You Own When You Trade These Markets Through CFDs
Most multi-asset software trades contracts for difference (CFDs). A CFD lets you speculate on whether a price rises or falls. You do not own the underlying commodity, share or index. IG states that you can speculate on a commodity or an index without owning the underlying asset. [1] [2] That means no barrels of oil, no gold bars and no shares, only a leveraged position on price movement.
Diversification: What It Can and Cannot Do
The Benefit
IG defines diversification as opening multiple positions across a range of asset classes, with the aim of limiting exposure to a single type of risk. [3] Spreading trades across commodities and indices can reduce the damage when one market has a bad period.
The Limits
Diversification does not remove risk. IG separates diversifiable risk from market-wide risk, and says the second kind cannot be diversified away. In a broad sell-off, many assets can fall together. IG also notes that diversification can limit short-term growth and that the safe-haven role of gold is not a hard and fast rule. [3]
Correlations Change
Correlation measures how closely two markets move together, from +1 (move together) to −1 (move apart). IG notes that correlations vary over time and can break, and that correlated positions can increase losses if your forecast is wrong. [4] A system that assumes yesterday’s relationships will hold tomorrow can be caught out.
Exposure Limits: The Core Control in Multi-Asset Software
Exposure limits are rules that cap how much the software can risk. Look for all of these:
Risk Per Trade
Each trade risks only a small, fixed share of the account, commonly 1% to 2% as a rule of thumb. The position size is set from the distance to the stop-loss, not from available margin.
Limits Per Asset and Per Group
A cap on each market, and on each group of related markets such as metals, energy or equity indices. This stops several similar trades from acting as one oversized bet.
Total Open Risk
A ceiling on the combined risk of all open trades. Once it is reached, new signals are blocked.
Leverage and Margin
Leverage means profit or loss is calculated on the full position size, not just your deposit. Margin shows how much you put up, not how much you can lose, so exposure should be measured by risk to the stop, not by margin used.
Practical Example: Exposure Limits in Action
This hypothetical example uses a $20,000 account with these rules: risk 1% ($200) per trade, no more than 2% ($400) in any one group, and no more than 4% ($800) of total open risk. Five signals arrive in a row:
| Signal | Risk requested | Group check | Total open risk after | Decision |
| 1. Gold long | $200 | Metals: $200 of $400 | $200 | Allowed |
| 2. Silver long | $200 | Metals: $400 of $400 | $400 | Allowed, metals cap reached |
| 3. US 500 long | $200 | Indices: $200 of $400 | $600 | Allowed |
| 4. Crude oil long | $200 | Energy: $200 of $400 | $800 | Allowed, total cap reached |
| 5. Nasdaq 100 long | $200 | Indices: $400 of $400 | $1,000 (over $800) | Blocked |
Gold and silver are closely linked, so together they count as one $400 metals bet. The fifth signal is blocked because total risk would pass $800, and because the Nasdaq 100 largely moves with the US 500 anyway. If every stop-loss were hit on the four open trades, the loss would be about $800, or 4% of the account. Without limits, the software might have opened all five and risked $1,000 on trades that were really three or four ideas.
The numbers are assumptions for illustration. In fast markets, stops can fill at worse prices than planned (slippage), so real losses can be higher.
Costs Across Multiple Markets
Each market has its own costs. Spreads differ between gold, oil and each index, and may widen in volatile conditions. IG says cash index positions usually carry overnight funding charges, while some commodity positions roll at expiry. [1] [2] The more markets and trades the software runs, the more these costs add up, so always judge results after costs.
How to Evaluate Multi-Asset Trading Software
- Ask which markets it trades and how it groups them.
- Ask for its exposure rules: per trade, per group and total open risk.
- Ask how it handles correlated positions and what happens in a market-wide sell-off.
- Check whether it has news and volatility filters, and how it handles market gaps.
- Request live broker statements that include losing periods and the maximum drawdown.
- Get every cost in writing: software fees, spreads, funding and withdrawal charges.
- Test on a demo account or with a small amount first.
Is Multi-Asset Trading Software Suitable for UAE Investors?
It can suit investors who understand leverage, use money they can afford to lose and will monitor results. It is a poor fit for anyone seeking guaranteed returns or who has not tested on a demo account. In the UAE, confirm that the provider and broker are licensed by the relevant regulator, such as the SCA, DFSA, FSRA or VARA, depending on the service. The SCA has warned about firms that show forged licence documents [5], and US regulators note that claims of high guaranteed returns with little or no risk are classic warning signs of fraud. [6] IG states that 70% of retail client accounts lose money when trading CFDs with it. [1]
Frequently Asked Questions
Q1. What is multi-asset trading software?
It is software that runs trading rules across several markets, such as commodities and indices, usually through one broker account, while managing combined risk.
Q2. Does multi-asset trading reduce risk?
It can reduce the impact of one market falling, but it cannot remove market-wide risk, and correlations can change. Exposure limits matter as much as diversification.
Q3. Do I own gold or shares when I trade CFDs?
No. A CFD tracks the price. You do not own the commodity, the shares or the index.
Q4. What is an exposure limit?
A rule that caps how much the software can risk, for example per trade, per group of markets or in total.
Q5. Is multi-asset software suitable for beginners?
Beginners should start on a demo account and learn how leverage, costs and risk limits work before using real money.
Final Thoughts
The value of multi-asset trading software is not in trading more markets. It is in controlling how much those markets can hurt you together. Look for clear exposure limits, awareness of correlation, honest costs and verified live results, and remember that CFDs do not give you ownership of the underlying asset.
Sources and References
Broker figures, such as retail loss percentages, change and differ by page and region, so always confirm the current numbers on the official pages.
- [1] IG. What are commodities and how do you trade them?. https://www.ig.com/en/commodities/what-are-commodities-how-do-you-trade-them
- [2] IG UAE. What are indices and how do you trade them?. https://www.ig.com/ae/indices/what-are-indices-how-do-you-trade-them
- [3] IG. What is diversification? How to diversify your portfolio. https://www.ig.com/en/trading-strategies/how-to-diversify-your-portfolio-200807
- [4] IG. A trader’s guide to currency pair correlations. https://www.ig.com/en/trading-strategies/a-trader_s-guide-to-currency-pair-correlations-in-the-forex-mark-191223
- [5] Gulf News. UAE’s SCA warns against forged licenses by financial firms, 2019. https://gulfnews.com/business/markets/uaes-sca-warns-against-forged-licenses-by-financial-firms-1.64202434
- [6] SEC Office of Investor Education and Advocacy, NASAA and FINRA. Artificial Intelligence (AI) and Investment Fraud: Investor Alert, 25 January 2024. https://www.investor.gov/introduction-investing/general-resources/news-alerts/alerts-bulletins/investor-alerts/artificial-intelligence-fraud
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