Can the funding rate on Kraken be negative?

On Kraken, a negative funding rate means short traders pay longs every 8 hours, occurring when perpetual contract prices trade below spot, common in bear markets.

Aug 08, 2025 at 07:07 am

Understanding Funding Rates in Cryptocurrency Futures

Funding rates are a crucial mechanism in perpetual futures contracts on cryptocurrency exchanges. They serve to align the price of the perpetual contract with the underlying spot market price. Unlike traditional futures, perpetual contracts do not have an expiration date, so funding rates ensure that traders cannot indefinitely hold positions without cost. The rate is typically exchanged between long and short position holders at regular intervals, often every 8 hours. When the funding rate is positive, longs pay shorts. When it is negative, shorts pay longs.

This mechanism prevents the perpetual contract price from deviating significantly from the index price. If the perpetual contract trades above the spot price (a condition known as "contango"), the funding rate usually turns positive to incentivize more short positions and reduce long dominance. Conversely, if the contract trades below the spot price ("backwardation"), the funding rate tends to become negative, encouraging more long positions.

Kraken’s Perpetual Contracts and Funding Mechanism

Kraken offers perpetual futures contracts for various cryptocurrencies, including Bitcoin (BTC), Ethereum (ETH), and others. These contracts are settled in stablecoins or the base cryptocurrency and are designed to mirror the behavior of spot prices through funding mechanisms. Kraken calculates the funding rate every 8 hours based on the difference between the perpetual contract’s mark price and the underlying index price.

The formula used by Kraken includes a premium component and an interest rate component. The premium reflects the price difference between the contract and the index, while the interest rate is typically minimal and based on USD or stablecoin rates. Because the premium can be negative when the contract trades below the index, this directly contributes to the possibility of a negative funding rate.

Conditions Leading to a Negative Funding Rate on Kraken

A negative funding rate occurs when the perpetual contract trades at a discount to the spot index price. This situation often arises during bearish market sentiment, where traders are more inclined to short the asset. As more traders open short positions, downward pressure on the contract price increases, causing it to fall below the spot price.

In such scenarios, Kraken’s funding mechanism adjusts to balance the market. To incentivize long positions and discourage excessive shorting, the exchange implements a negative funding rate. This means that short position holders must pay long position holders at each funding interval. The exact rate is determined by the size of the discount and is recalculated every 8 hours.

• Market enters a strong downtrend
• Perpetual contract price trades below the spot index
• Premium component becomes negative
• Funding rate calculation yields a negative value
• Shorts pay longs during the next funding interval

This process helps stabilize the contract price and ensures it does not diverge too far from the actual market value.

How to Check the Current Funding Rate on Kraken

To monitor the current funding rate on Kraken, users must access the Futures trading interface. The steps are as follows:

• Log in to your Kraken account and navigate to the "Futures" section
• Select the specific perpetual contract (e.g., BTC/USD)
• Look for the "Funding Rate" displayed near the price chart
• Check the next funding time, usually shown in a countdown format
• View historical funding rates in the contract details or API data

The funding rate is expressed as a percentage and can be either positive or negative. A negative value will be preceded by a minus sign (e.g., -0.0100%), clearly indicating that shorts are paying longs. Kraken also provides an API endpoint (https://futures.kraken.com/derivatives/api/v3/instruments) where developers can retrieve real-time funding data programmatically.

Impact of Negative Funding Rates on Trading Strategies

Traders who hold long positions benefit from a negative funding rate because they receive payments from short holders. This can effectively reduce the cost of carrying a long position or even generate income over time. For example, if a trader is long on BTC/USD perpetual and the funding rate is -0.0250%, they will receive that percentage of their position value every 8 hours.

Conversely, short position holders face an added cost. In a prolonged bear market with sustained negative funding, the cumulative cost of paying longs can erode profits or increase losses. Some traders may choose to close short positions or hedge using spot holdings to mitigate this expense.

Arbitrageurs also monitor funding rates closely. A deeply negative rate may signal an opportunity to go long on the perpetual and short on the spot market, capturing the funding payment while remaining market-neutral. However, such strategies require precise timing and low-latency execution to remain profitable.

Frequently Asked Questions

Can I earn passive income from negative funding rates on Kraken?

Yes, if you hold a long position in a perpetual contract when the funding rate is negative, you receive payments from short position holders. This acts as a form of passive income, though it depends on market conditions and can change rapidly.

How often is the funding rate updated on Kraken?

The funding rate is recalculated every 8 hours. The exact times are typically at 04:00 UTC, 12:00 UTC, and 20:00 UTC. The rate is applied at these intervals, and payments are settled automatically.

Does Kraken charge additional fees when the funding rate is negative?

No, Kraken does not impose extra fees due to negative funding rates. The funding payment is a transfer between users (from shorts to longs) and is separate from trading fees or withdrawal costs.

What happens if I close my position before the funding interval?

If you close your position before the funding timestamp, you will not receive or pay any funding. Funding is only applied to open positions at the exact moment of the funding event.