I just saw that many new traders have questions about how funding actually works in perpetual futures. It’s a topic that seems complicated at first, but once you understand it, it significantly changes how you view the market.

Basically, funding is that percentage paid between traders when trading perpetual contracts. If you have an open position, depending on whether you are long or short, you will pay or receive that funding. Exchanges calculate and settle it three times a day, every 8 hours.

The mechanics are straightforward: when the funding is positive, those who are long pay those who are short. Conversely, if it’s negative, shorts pay longs. And here’s the important part: if you use leverage, funding is calculated on your total position. So if you open a $100 long with 100x leverage, the funding is charged on your full $10,000 position.

Now, why does this mechanism exist? Because funding is what keeps the price of the perpetual contract aligned with the spot price. Without it, the gap between the two prices would become huge. In regular futures, the price converges at expiration, but in perpetuals, we need this constant adjustment.

When the contract price is higher than the spot, the funding increases. That means there is much more demand from leveraged longs than shorts. The opposite happens when funding is negative, indicating that the contract price is below the spot.

And here’s where it gets interesting for reading market sentiment. If you see Bitcoin’s funding very positive and the price is rising, that generally means most traders are long expecting more upside. But think about it: if almost everyone is long, who will buy more to keep pushing the price up? The market is a zero-sum game. That’s why very high funding often precedes corrections.

The opposite also works. If funding is very negative and the price drops, it means there are too many shorts. At those times, the risk of a rebound is high because shorts start getting liquidated.

The key is understanding that funding isn’t a trading signal by itself. It’s more of a complement to your analysis, something that helps you gauge if there’s too much bias in one direction. Combined with your strategy, it can give you more context about where the market’s emotional state is. But you shouldn’t trade solely based on funding. It’s just another tool, nothing more.