What is Spoofing in Trading? How Fake Orders Manipulate Prices

Alexander Shishkanov has several years of experience in the crypto and fintech industry and is passionate about exploring blockchain technology. Alexander writes on topics such as cryptocurrency, fintech solutions, trading strategies, blockchain development and more. His mission is to educate individuals about how this new technology can be used to create secure, efficient and transparent financial systems.
Tamta is a content writer based in Georgia with five years of experience covering global financial and crypto markets for news outlets, blockchain companies, and crypto businesses. With a background in higher education and a personal interest in crypto investing, she specializes in breaking down complex concepts into easy-to-understand information for new crypto investors. Tamta's writing is both professional and relatable, ensuring her readers gain valuable insight and knowledge.
When people trade stocks, crypto, or other assets, they expect fair prices based on real supply and demand. But sometimes, traders use tricks to manipulate the market for their own profit. One such tactic is known as spoofing.
But how does it work? Why is spoofing illegal in trading? And how do authorities detect and prevent it?
Spoofing is a market manipulation tactic where traders place fake buy or sell orders to trick others and profit from price changes.
This practice is illegal in many countries, with regulators like the SEC and CFTC actively prosecuting those who engage in it.
Regulators use AI, machine learning, and advanced monitoring systems to detect spoofing, but enforcement remains a challenge.
Spoofing in trading refers to placing large buy or sell orders with no intention of executing them. The goal is to deceive other traders into acting based on false market signals.
This type of manipulation can mislead both human traders and algorithmic systems, which rely on market data to make decisions.
A trader engaging in spoof trading typically follows these steps:
Placing Fake Orders – The trader submits large orders on one side of the market (buy or sell) to create the illusion of supply or demand.
Market Reaction – Other traders see the large orders and assume that prices will move accordingly, prompting them to place real trades.
Profit Execution – The spoofer, holding a position on the opposite side of the trade, profits as prices move in their favour.
Cancelling the Fake Orders – Before execution, the trader cancels the initial large orders, leaving other traders misled.
To better understand spoofing, consider this example. A trader wants to sell XYZ stock at a higher price. However, the stock is trading at $50, and there isn't much buying interest. To manipulate the market:
The trader places a fake buy order for 10,000 shares at $50.10.
Seeing this large buy order, other traders believe demand is increasing and start buying the stock.
As the price rises, the spoofer sells their previously bought shares at $50.20, making a profit.
Just before their fake buy order is executed, they cancel it.
This tactic creates artificial market movement. Unsuspecting traders believe they are following legitimate market trends when, in reality, they are being deceived.
Fast Fact
Spoofing often occurs in high-frequency trading (HFT), where algorithms rapidly place and cancel orders. This amplifies the speed and scale of manipulation.
One of the most famous spoofing cases involved Navinder Sarao, a British trader accused of helping cause the 2010 Flash Crash. He allegedly placed and cancelled large orders in E-mini S&P 500 futures, contributing to extreme market volatility.
Another example is JPMorgan Chase, which in 2020 paid $920 million to settle spoofing charges related to precious metals and Treasury markets. The bank’s traders manipulated prices by placing fake orders, affecting billions of dollars in transactions.
Yes, spoofing is illegal in trading under financial regulations in many countries. Authorities consider it a form of market manipulation that undermines fairness and transparency.
Different financial regulators worldwide have implemented strict rules against spoofing:
United States – The Dodd-Frank Act (2010) explicitly prohibits spoofing. The Commodity Futures Trading Commission (CFTC) and the Securities and Exchange Commission (SEC) actively prosecute offenders.
European Union – The Market Abuse Regulation (MAR) criminalises spoof trading as part of broader market manipulation laws.
United Kingdom – The Financial Conduct Authority (FCA) enforces strict rules against fraudulent trading practices.
Traders and institutions caught spoofing face severe penalties, including:
Fines – JPMorgan's $920 million fine remains one of the largest settlements for spoofing.
Trading Bans – Individual traders found guilty can be banned from financial markets.
Criminal Charges – Some cases, such as Michael Coscia’s conviction in the U.S., result in prison sentences.
Despite these regulations, detecting spoofing remains a challenge due to its rapid execution, especially in high-frequency trading.
While spoofing is a distinct practice, it is often compared to other market manipulation techniques:
Wash trading is when a trader buys and sells the same asset simultaneously to create the appearance of high activity. This tricks others into thinking the asset is in high demand.
Example: A trader owns 1,000 shares of a stock and sells them to themselves using another account. This makes it look like lots of trading is happening, attracting real buyers. Once the price goes up, the trader sells at a profit.
Front running happens when someone (like a broker) knows that a big trade is about to happen and places their own trades first to make a profit.
Example: A broker sees that a large company is about to buy a million stock shares, pushing the price up. Before the order is placed, the broker buys shares for themselves. When the price rises, they sell at a profit.
Layering is similar to spoofing, but instead of placing just one fake order, the trader places many at different price levels to make it look like the market is moving in a certain direction.
Example: A trader places multiple large sell orders to make it look like prices will drop. Others panic and sell their shares, causing the price to actually fall. The trader then cancels their fake orders and buys at a lower price.
What separates spoof trading from legitimate trading strategies? Some traders place large orders and cancel them due to changing market conditions. However, intent matters—if the primary goal is to deceive the market, it is considered spoofing.
Regulators and exchanges use advanced surveillance methods to detect spoofing, including:
Monitoring Unusual Trading Patterns: Markets look for traders who place lots of big orders but cancel them before execution. If this happens repeatedly, it might be a sign of spoofing.
Checking the Order-to-Trade Ratio: Some traders place hundreds of orders but only complete a few actual trades. A high number of cancelled orders compared to completed ones can be suspicious.
Real-Time Monitoring Systems: Advanced software tracks trading activities live. It can alert regulators to take a closer look if it detects unusual patterns—such as sudden bursts of orders followed by cancellations.
Working Together Across Agencies: Regulators and exchanges in different countries share data and work together to catch and stop spoofing on a global level.
With the rise of technology, computers are playing a big role in identifying spoofing. Here’s how AI helps:
Recognising Trading Patterns: AI can analyse millions of trades to find patterns that suggest spoofing. Unlike humans, computers can process huge amounts of data in seconds.
Studying Trader Communications: Some AI systems even analyse traders’ messages and emails to detect suspicious language that might indicate illegal trading plans.
Learning and Improving Over Time: AI systems get smarter by studying past spoofing cases. They adapt to scammers' new tricks, making them more effective in stopping fraud.
Even honest traders need to be careful.
First, know the rules—understand what counts as spoofing so you don’t accidentally cross the line. Many firms train their traders on ethical trading practices and implement compliance programs to ensure fair play.
Trading surveillance tools can also help. These tools track order placements and cancellations to ensure that your activity doesn’t raise any red flags.
Finally, keep clear records of why you placed large orders, especially if you change or cancel them often. If regulators ever question your trades, having documentation can prove you weren’t trying to manipulate the market.
Spoof trading is a dishonest trick used to fake demand or supply by placing orders that are never meant to be completed. This manipulates prices and tricks other traders into making bad decisions. Both individual traders and big financial companies have used it to gain an unfair advantage.
To stop this, governments and regulators worldwide have made spoofing illegal. Those caught can face heavy fines and legal trouble. However, enforcement is still difficult because advanced computer programs can execute spoofing very quickly, making it hard to detect.
For traders, it's important to understand the risks and legal consequences of spoofing. Trading honestly and following the rules not only keeps you safe from penalties but also helps create a fair and trustworthy market for everyone.