OI Changes
OI changes: the change in open interest per bar, coloured by price and OI direction, to see whether longs or shorts drive the move.

How to read it
- Price up, OI up: longs building. Price down, OI up: shorts building.
- Price down, OI down: longs unwinding. Price up, OI down: shorts covering.
- Building regimes show new conviction; unwinding regimes show positions closing.
Key settings
- Colours for the four regimes; no period input.
Good to know
- Drawn in its own pane below the chart.
- Perpetual futures data from the venue.