What is the automatic reduction rule of CoinEx contract?

CoinEx's automatic reduction rule helps manage risk by partially closing high-risk futures positions before full liquidation occurs, protecting traders and the platform from extreme losses.

Jun 21, 2025 at 11:21 am

Understanding CoinEx Contract Trading

CoinEx, a well-established cryptocurrency exchange, offers users the ability to trade futures contracts with leverage. Contract trading allows traders to speculate on the price movement of digital assets without owning the underlying asset. One crucial aspect that traders must understand before entering leveraged positions is the automatic reduction rule, which helps maintain market stability and prevent excessive losses for both traders and the platform.

What Is Automatic Reduction?

In the context of CoinEx contract trading, automatic reduction refers to a risk management mechanism used by the platform to reduce or close high-risk positions automatically when certain conditions are met. This typically occurs when a trader’s position approaches liquidation levels due to adverse price movements. The system intervenes to reduce exposure in a controlled manner rather than allowing full liquidation at potentially unfavorable prices.

This process ensures that the platform can manage systemic risks and protect traders from extreme losses beyond their available margin.

How Does Automatic Reduction Work?

The automatic reduction mechanism operates based on several key factors:

• Position Size: Larger positions have a higher likelihood of triggering automatic reductions due to their impact on market depth.
• Leverage Used: Higher leverage increases the probability of automatic reduction since it amplifies risk exposure.
• Available Margin: If the remaining margin falls below a predefined threshold, the system initiates partial reductions to preserve capital.
• Mark Price vs. Entry Price: When the mark price deviates significantly from the entry price, especially in volatile markets, automatic reduction becomes more likely.

Instead of fully liquidating a position, the system reduces the position size incrementally to bring the maintenance margin ratio back within acceptable limits.

Order Matching and Priority in Automatic Reduction

When automatic reduction is triggered, CoinEx uses an order-matching algorithm to determine which positions get reduced first. The following criteria are considered:

• Profitability: Positions with unrealized profits may be prioritized for reduction if they contribute less to overall risk.
• Liquidity Contribution: Traders who provide liquidity (e.g., makers) might receive preferential treatment over takers in some cases.
• Account Tier and Risk Score: Accounts with lower risk scores or higher tiers may have different thresholds for triggering automatic reduction.

This ensures fairness while maintaining market integrity and minimizing disruptions during periods of high volatility.

Automatic Reduction vs. Auto-Liquidation

While both mechanisms aim to control risk, there is a key difference between automatic reduction and auto-liquidation:

• Automatic Reduction: Partially closes a position to prevent reaching the liquidation point. It acts as a preventive measure.
• Auto-Liquidation: Fully closes a position when the maintenance margin requirement is no longer met. This happens after the automatic reduction phase has failed to stabilize the account.

Understanding this distinction is essential for managing risk effectively and avoiding unexpected total loss of investment.

How to Avoid Triggering Automatic Reduction

Traders can take several steps to minimize the chances of being subjected to automatic reduction:

• Use Appropriate Leverage: Lower leverage reduces exposure and makes it easier to withstand price fluctuations.
• Monitor Margin Levels Closely: Keeping sufficient free margin in the account helps avoid hitting critical thresholds.
• Set Stop-Loss Orders Strategically: These orders help limit downside risk before automatic mechanisms kick in.
• Diversify Position Sizes: Avoid concentrating large amounts of capital into single trades that could trigger system-wide adjustments.

By proactively managing these aspects, traders can enhance their contract trading experience on CoinEx.

Frequently Asked Questions (FAQs)

Q: Can I disable automatic reduction on CoinEx?

No, automatic reduction is a built-in risk management feature that cannot be disabled. It applies automatically to all leveraged positions based on predefined rules.

Q: How does CoinEx notify users about automatic reduction?

Users receive real-time notifications through the CoinEx app or email alerts when automatic reduction affects their open positions. Additionally, changes in position size and margin usage are reflected immediately in the trading interface.

Q: Is automatic reduction applied uniformly across all trading pairs?

Yes, the automatic reduction logic is consistent across all supported trading pairs. However, the frequency and extent of reductions may vary depending on market conditions and pair volatility.

Q: Does automatic reduction affect my entire portfolio or only specific positions?

Automatic reduction is applied on a per-position basis, meaning only the risky positions that meet the criteria will be adjusted. Other unrelated positions remain unaffected.