$HOT 5-minute contract open interest increased by 3.64%; price rose 3.2% over the same period.
Let’s use this data to talk about open interest.
Open interest is usually calculated separately for each contract. Here, we’re looking at open interest in Binance USDT-margined perpetual contracts, not the total across the entire market.
A sharp change in open interest over a short period indicates that someone is opening or closing a large number of positions. Volatility often increases afterward as well.
All indicators describe market movements that have already happened. The market could just as easily move in the opposite direction.

The above is a compilation of publicly available information. Please verify it yourself.