What are perpetual futures in crypto?

Perpetual futures let traders bet on crypto prices without owning assets, using leverage and funding rates to align contract prices with the spot market.

Jul 05, 2025 at 07:17 pm

Understanding Perpetual Futures in Cryptocurrency

Perpetual futures, often referred to as perpetual contracts, are a type of derivative trading instrument that allows traders to speculate on the price movement of a cryptocurrency without actually owning the underlying asset. Unlike traditional futures contracts, which have an expiration date, perpetual futures can be held indefinitely. This makes them particularly attractive for traders who want to maintain long-term positions based on their market outlook.

The core mechanism behind perpetual futures is the use of funding rates, which help keep the contract's price closely aligned with the spot market price of the underlying asset. Funding rates are periodic payments made between long and short traders depending on whether the contract trades above or below the index price.

Key Concept: Traders holding positions at specific times (usually every 8 hours) will either pay or receive funding fees based on the direction of their position and the prevailing funding rate.

How Do Perpetual Futures Work?

Perpetual futures operate within a leveraged trading environment, allowing traders to open positions larger than their account balance by borrowing funds from the exchange or other users. Leverage magnifies both gains and losses, so it must be used carefully.

These contracts derive their value from the price of the underlying crypto asset, such as Bitcoin or Ethereum. However, because there's no fixed settlement date, exchanges implement mechanisms like mark price and funding rates to ensure that the contract’s price doesn’t deviate significantly from the real-time spot price.

• Mark Price: Used to calculate unrealized profits and losses and prevent unfair liquidations.
• Funding Rate: A small fee exchanged between longs and shorts to tether the perpetual contract price to the spot price.

Advantages of Trading Perpetual Futures

One major advantage of perpetual futures is the ability to take both long and short positions regardless of market conditions. This means traders can profit in rising or falling markets, making these instruments versatile tools for speculation and hedging.

Another benefit is the high liquidity found on major exchanges offering perpetual contracts. Due to their popularity, bid-ask spreads are usually tight, enabling efficient entry and exit points even during volatile market conditions.

Additionally, perpetual futures allow for the use of stop-loss and take-profit orders, which help manage risk effectively. These features are especially useful when dealing with high volatility inherent in the cryptocurrency market.

Understanding Funding Rates in Detail

Funding rates are essential to the functioning of perpetual futures. They are calculated periodically—typically every eight hours—and are designed to encourage convergence between the perpetual contract price and the spot price of the underlying asset.

If the perpetual contract trades above the spot price, the funding rate becomes positive, meaning longs pay shorts. Conversely, if the contract trades below the spot price, the funding rate turns negative, and shorts pay longs.

• Funding rates are usually expressed as a percentage and vary based on market conditions.
• Traders should monitor funding rates before opening large or long-term positions, as frequent payments can erode profits over time.

It's also worth noting that some exchanges offer funding rate caps or floors to prevent excessive volatility in these rates, adding another layer of predictability for traders.

Risks Associated with Perpetual Futures Trading

While perpetual futures offer significant opportunities, they come with substantial risks, primarily due to the use of leverage. High leverage increases exposure but also accelerates potential losses, sometimes leading to complete liquidation of a trader’s margin.

Another critical risk is market manipulation, where large players may attempt to influence prices to trigger stop-losses or liquidate positions. This is more common during low-liquidity periods or in less mature markets.

Furthermore, regulatory uncertainty remains a concern. Some jurisdictions are still developing frameworks around derivatives trading, including perpetual futures. Regulatory changes can impact availability, leverage limits, and trading conditions on certain platforms.

Important Note: Always understand the terms of the exchange you're using, including margin requirements, liquidation thresholds, and fee structures before entering any trade.

How to Start Trading Perpetual Futures: A Step-by-Step Guide

Before diving into perpetual futures trading, it’s crucial to follow a structured approach to minimize unnecessary risks and enhance your understanding of the process.

• Choose a Reputable Exchange: Look for platforms with strong liquidity, transparent funding rates, and robust security measures.
• Create a Margin Account: Most exchanges require you to enable margin or derivatives trading separately after completing identity verification.
• Select a Trading Pair: Decide on the crypto asset you wish to trade—for example, BTC/USDT perpetual contract.
• Set Your Leverage Level: Adjust leverage according to your risk tolerance. Beginners are advised to start with lower leverage (e.g., 2x–5x).
• Place Your Order: Choose between market orders or limit orders based on your strategy and desired execution price.
• Monitor Funding Rate Timing: Be aware of when funding fees are applied to avoid unexpected costs.

Remember to practice with demo accounts if available, and always track your open positions and margin usage in real-time.

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Frequently Asked Questions

Q: Can I hold a perpetual futures position forever?

Yes, technically you can hold a perpetual futures position indefinitely. However, you’ll be subject to recurring funding fees, which can accumulate over time and affect profitability, especially in sideways markets.

Q: How does mark price differ from the last traded price?

Mark price is an estimated fair value used for calculating unrealized PnL and preventing premature liquidations. It typically uses a combination of the spot price and recent trades. The last traded price is simply the most recent transaction executed on the order book.

Q: What happens if my position gets liquidated?

If the price moves against your position and your margin falls below the maintenance level, the exchange will automatically close your position to prevent further losses. You may lose part or all of your initial investment.

Q: Are perpetual futures available for all cryptocurrencies?

No, perpetual futures are generally offered for major cryptocurrencies like Bitcoin, Ethereum, Binance Coin, and others with sufficient trading volume and liquidity. Smaller or newer coins may not have perpetual contracts available.