IOUSDT perpetual

Contract data read from Binance, Bybit, OKX and Hyperliquid public endpoints · 2026-07-30 12:26:48 UTC

IOUSDT is a USDT-margined perpetual on Binance, marked at 0.1285 USDT inside a 24-hour band of 0.1257–0.1331 (-2.21%). Open interest is 21,685,887.2 IO, about 2.79M USDT in live exposure, against 2.22M USDT traded in 24 hours. Funding settles every 4 hours at 0.0050%, 0.000006425 USDT per IO held.

Mark price	0.1285 USDT
24h range	0.1257 – 0.1331 USDT
24h change	-2.21%
24h volume	2.22M USDT
Open interest	21,685,887.2 IO
Open interest value	2.79M USDT
Funding rate	0.0050% / 4h
Minimum order	5 USDT ≈ 38.910506 IO
Quantity step	0.1 IO ≈ 0.01285 USDT
Price tick	0.0001000 USDT (0.07782% of mark)

At 0.0050% the long pays the short: a 10,000 USDT position moves 0.5000 USDT every 4 hours, 3.000 USDT a day, 10.95% a year.
Daily turnover runs 0.80× the 2.79M USDT sitting in open positions.
Bybit caps this contract at 25×, so initial margin starts near 4.00% of notional — 0.005140 USDT per IO.
Binance caps each settlement at ±2.00% — at most 0.002570 USDT per IO, 4,380% annualised.

IOUSDT questions

What is the smallest IOUSDT position?

Binance requires 5 USDT of notional, which at 0.1285 USDT is 38.910506 IO; size then moves in steps of 0.1 IO.

How often does IOUSDT funding settle?

Every 4 hours. The current rate is 0.0050% — 0.000006425 USDT per IO per settlement, 10.95% a year if it holds.

How liquid is IOUSDT right now?

Open interest is 21,685,887.2 IO (2.79M USDT) with 2.22M USDT changing hands over 24 hours.

What leverage is available on IOUSDT?

Bybit allows up to 25×, putting initial margin around 4.00% of position value — 0.005140 USDT per IO at the current mark.

Run your own rules on IOUSDT