Intraday trading
What is spoofing on Level 2 and how do high-frequency algorithms deceive retail scalpers?
By Easy Money Scanner · Educational reference · Not investment advice
The short answer
Spoofing is placing large, visible orders on Level 2 with no intent to execute them, aiming to manipulate perceived supply/demand before canceling just before execution.
How it works
High-frequency algorithms can detect and react to order-book patterns in microseconds, sometimes creating a false sense of support or resistance that disappears instantly.
An example
A trader may see 100,000 shares bid at $9.00 disappear the moment price approaches that level, suggesting the order was never meant to be filled.
Risk & limitations
Spoofing is illegal under U.S. securities law and enforced by the SEC and CFTC; retail traders should treat large resting orders with skepticism rather than certainty.
Examples are hypothetical, not trade recommendations. US contract and regulatory references do not automatically apply in Canada. Rules, margin requirements and broker policies can change; confirm them with the relevant authority and your broker.