What is the funding rate? Trading Minute

The funding rate is a periodic payment exchanged between long (buying) and short (selling) positions. This occurs in perpetual futures markets, one of the most common forms of margin trading.

These contracts do not have an expiration date, unlike traditional futures. This poses a problem: without a corrective mechanism, their price could drift indefinitely away from the spot market. The funding rate plays precisely this anchoring role.

Generally, a payment occurs every eight hours between buyers and sellers. If the perpetual price is higher than the spot, longs pay shorts to bring the price down. If the perpetual is priced below the spot, it is the shorts who pay the longs.

Beyond the technical mechanics, the funding rate primarily functions as a sentiment indicator.

A high and positive rate signals that a majority of traders are positioned long on the perpetuals. This is a sign of sometimes excessive optimism, which historically precedes certain corrections.

Conversely, a negative and prolonged funding rate betrays a market dominated by short sellers. They pay to maintain their positions. However, when this pessimism becomes extreme, it creates the perfect conditions for a sharp reversal.

CoinDesk reported on February 28, 2026, that the funding rate for perpetuals on Bitcoin had dropped to -6%, its second most negative level in three months. At the same time, the BTC price fell to $63,000 following U.S. and Israeli strikes on Iran, before attempting a rebound towards $64,000.

An almost identical setup occurred on February 6, 2026, when a similarly negative funding rate preceded a bottom around $60,000.

Another signal to watch in parallel: the open interest quoted in BTC (thus not distorted by price fluctuations) had risen from 668,000 to 687,000 BTC in a single day. This proves that new sellers continued to enter the market despite already extreme bearish pressure. Over $500 million in positions were liquidated during this period, including $420 million in long positions alone.

Le Journal du Coin documented an even more striking case a few months later: 67 consecutive days of negative funding on Bitcoin, unprecedented since 2020 according to analysts at K33 Research.

For Vetle Lunde, head of research at K33, this setup reflects "a persistent defensive positioning that historically tends to precede a positive evolution in the BTC price." K33's figures supported this during that period. Investors who bought Bitcoin during these prolonged negative funding phases had a success rate of 83 to 96%, compared to 55 to 70% for a random purchase.

When the pessimism of sellers turns against them.

The mechanism is almost mechanical once understood.

A short seller pays a negative funding rate as long as their position remains open. The longer the market stays bearish, the heavier the bill becomes.

If the price unexpectedly turns upward, these same sellers must urgently buy back to limit their losses. This further fuels the rise.

This is the very mechanism of a short squeeze. A phenomenon that Trading Minute had detailed around the leverage effect, as the two concepts are linked. The higher the leverage on short positions paying a negative funding rate, the greater the potential for a sharp reversal in case of a rebound.

What a retail trader should watch.

In practical terms, tracking the funding rate allows one to gauge the collective positioning of the market even before looking at a price chart.

An extremely positive funding rate over several consecutive days invites caution on newly opened long positions, as the market is already overloaded with optimism.

A very negative and persistent funding rate, on the other hand, may signal a technical rebound opportunity, without guaranteeing the exact timing. A market can remain in excess much longer than anticipated.

Platforms like Coinglass publish this data in real-time, for free and without needing to open a position.

Before entering a position, checking the funding rate is akin to checking the weather before going out: it doesn’t guarantee it won’t rain, but it helps avoid being completely caught off guard.

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