交易
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交易
加密期货简介
3 min read
Contents
01
Intro
02
How a Crypto Futures Contract Works
03
Managing Expiry
04
Why Trade Crypto Futures?
05
The Bottom Line
01
Intro
加密货币期货合约是以固定价格在未来某一日期买入或卖出加密货币的协议。您不是直接持有代币，而是交易跟随代币价格的合约。
这一概念源于传统市场，农民和商人为了减少不确定性而锁定作物价格。在加密货币领域，其目的也是相同的：期货帮助交易者管理风险，对价格波动进行投机，并利用市场之间的差异。
加密货币期货合约的运作方式
每个期货合约定义了交易的条款。其主要特征是：
基础资产和合约规模
该合约与特定的加密货币连接，如比特币或以太坊。合约规模告诉您每个合约代表多少基础资产。有些合约代表整个代币，而其他合约代表部分，这使得它们对广泛的交易者可及。
结算
期货可以通过两种方式结算。实物结算意味着在合约到期时交付基础加密货币。现金结算更为常见，意味着利润和亏损以现金或抵押品支付，而不需要进行代币交换。
到期
按日期的期货在设定的日期到期。到期时，合约价格与现货价格趋同，合约结算。永久期货是加密市场中最受欢迎的类型，永远不会到期。相反，它们依赖于多头和空头交易者之间的资金支付，保持接近现货价格。
名义价值
名义价值是头寸的总价值。如果一个合约等于一个比特币，而比特币交易价格为30,000美元，那么名义价值就是30,000美元。这个数字有助于根据账户余额衡量风险敞口的大小。
最小变动价格和盈亏
每个期货合约都有一个称为最小变动价格的最低价格波动。例如，如果最小变动价格为5美元，而合约规模为一个比特币，则每个变动等于5美元。
如果合约波动1,000美元，则等于200个变动，或每个合约1,000美元的盈亏。由于合约通常以杠杆交易，即使是小的价格变化也可能导致显著的盈亏。
管理到期
当定期合约临近到期时，交易者有选择。他们可以通过进行相反的交易来关闭头寸。例如，通过卖出相同合约来关闭多头头寸。
他们可以将头寸转移到以后的合约以保持风险敞口。或者，他们可以让合约到期并结算。大多数交易者选择在到期前关闭或滚动，以避免最终结算。
为什么要交易加密货币期货？
加密货币期货用于对冲、投机和套利。
对冲意味着减少风险。一个持有比特币的交易者如果担心价格下跌，可以做空期货。如果价格下跌，持有比特币的亏损会被期货头寸的盈利抵消。
投机意味着押注方向。如果交易者预期价格上涨，他们会购买期货。如果他们预期价格下跌，他们会卖出期货。由于杠杆的存在，利润可以被放大，但亏损也同样会迅速增加。
套利意味着利用价格差距。如果期货合约的交易价格高于现货价格，交易者可以卖出期货并在现货市场购买该资产，在价格趋同时捕捉差额。
结论
加密货币期货扩展了交易者的可能性。它们提供了对冲持有资产、对价格上涨和下跌进行投机以及从市场无效中获利的工具。但它们也伴随着高风险。如果不谨慎管理，杠杆和合约机制可能会将小的波动转变为巨大的损失。
关键是了解合约的运作，衡量交易前的风险，并将期货作为更广泛策略的一部分，而不是追逐快速盈利。
02
How a Crypto Futures Contract Works
Every futures contract defines the terms of the trade. The key features are:
Underlying asset and contract size
The contract is linked to a specific cryptocurrency such as Bitcoin or Ethereum. The contract size tells you how much of the asset each contract represents. Some contracts represent whole coins, while others represent fractions, making them accessible to a wide range of traders.
Settlement
Futures can be settled in two ways. Physical settlement means the underlying crypto is delivered when the contract expires. Cash settlement is more common and means profits and losses are paid out in cash or collateral without anyone exchanging coins.
Expiration
Dated futures expire on a set date. When that happens, the contract price converges with the spot price and the contract settles. Perpetual futures, which are the most popular in crypto, never expire. Instead, they rely on funding payments between long and short traders to stay close to spot prices.
Notional value
The notional value is the total value of the position. If one contract equals one Bitcoin and Bitcoin trades at 30,000 dollars, then the notional value is 30,000 dollars. This number helps measure the size of exposure relative to account balance.
Tick size and profit or loss
Each futures contract has a minimum price movement called a tick. For example, if the tick size is 5 dollars and the contract size is one Bitcoin, then each tick equals 5 dollars.
If the contract moves by 1,000 dollars, that equals 200 ticks, or 1,000 dollars of profit or loss per contract. Because contracts are often traded with leverage, even small price changes can lead to significant gains or losses.
03
Managing Expiry
When dated contracts near expiry, traders have choices. They can close the position by taking the opposite trade. For example, closing a long position by selling the same contract.
They can roll the position into a later contract to keep exposure. Or they can let the contract expire and settle. Most traders choose to close or roll before expiry to avoid final settlement.
04
Why Trade Crypto Futures?
Crypto futures are used for hedging, speculation, and arbitrage.
Hedging means reducing risk. A trader holding Bitcoin who fears a drop in price can short futures. If the price falls, the loss on Bitcoin is offset by the gain on the futures position.
Speculation means betting on direction. If a trader expects prices to rise, they buy futures. If they expect prices to fall, they sell futures. Because of leverage, profits can be magnified, but losses can grow just as quickly.
Arbitrage means taking advantage of price gaps. If a futures contract trades at a higher price than spot, a trader can sell the futures and buy the asset in the spot market, capturing the difference when prices converge.
05
The Bottom Line
Crypto futures expand what is possible for traders. They provide tools to hedge holdings, speculate on both rises and declines, and profit from market inefficiencies. But they also come with high risk. Leverage and contract mechanics can turn small moves into large losses if not managed carefully.
The key is to understand how contracts work, measure risk before trading, and use futures as part of a broader strategy rather than chasing fast profits.
