Bybit will move to single-counted open interest reporting from June 11, 2026.
The change will make displayed OI figures appear lower, but traders’ positions, margins and risk exposure will not change.
Bybit is changing how it reports open interest across its derivatives markets. The Dubai-based exchange said the update will take effect on June 11, 2026, moving its methodology from bilateral, or dual-sided, counting to unilateral, single-counted measurement.
The change sounds technical, and in a way it is. But it matters for traders who watch open interest as a core signal for leverage, positioning and market crowding. Bybit said the shift is intended to bring its reporting framework closer to methods commonly used in global derivatives markets, where open interest is generally counted once rather than from both sides of the trade.
Open interest is one of those metrics that often gets quoted quickly, sometimes too quickly. It shows how much exposure remains open in a derivatives m
