# Borrow BB: rates on every exchange

Annualised margin borrow rates for BB at VIP 0, and whether borrowing it to collect negative funding pays after every cost.

Updated 2026-10-29 22:06 UTC · https://afterfees.xyz/borrow/BB

## BB borrow rates by exchange

| Exchange | Now | 24 h avg | 7-day avg | Rate counted | Per-account limit | Platform remaining | Status |
|---|---|---|---|---|---|---|---|
| [Bybit](https://afterfees.xyz/venues/bybit) | 23.77% | 23.67% | 23.66% | 23.77% | $1.8K | not published | Borrowable |
| [Binance](https://afterfees.xyz/venues/binance) | 38.27% | 38.48% | 41.00% | 38.48% | $1.8K | not published | Borrowable |
| [Gate](https://afterfees.xyz/venues/gate) | 450.49% | 60.98% | 59.23% | 450.49% * | $20K | not published | Suspected exhausted (rate spike) |

_Annualised simply (hourly rate × 8,760). Rate counted = the higher of the current rate and the 24 h average, as in every calculation on AfterFees. * Gate: rate × the published VIP multiplier (inferred)._

## Reverse carry on BB: borrow and sell spot, long the perp

No reverse BB carry nets a profit at this size right now.

_At $10,000 per side, held 7 days, after taker fees, order-book slippage and carry._

## BB perps, most negative funding first

| Exchange | Contract | Rate | Every | Annualised |
|---|---|---|---|---|
| [Kraken](https://afterfees.xyz/venues/kraken) | PF_BBUSD | -0.0098% | 1 h | −86.2% |
| [Aster](https://afterfees.xyz/venues/aster) | BBUSDT | -0.0196% | 4 h | −43.0% |
| [Hyperliquid](https://afterfees.xyz/venues/hyperliquid) | xyz:BB | -0.0032% | 1 h | −27.8% |
| [MEXC](https://afterfees.xyz/venues/mexc) | BB_USDT | -0.0091% | 4 h | −19.9% |
| [Binance](https://afterfees.xyz/venues/binance) | BBUSDT | -0.0088% | 4 h | −19.3% |
| [MEXC](https://afterfees.xyz/venues/mexc) | BBSTOCK_USDT | 0.0000% | 8 h | 0.0% |
| [OKX](https://afterfees.xyz/venues/okx) | BB-USDT-SWAP | 0.0000% | 8 h | 0.0% |
| [Lighter](https://afterfees.xyz/venues/lighter) | BB | 0.0004% | 1 h | +3.5% |

## Coins

|   |   |
|---|---|
| Funding rates and every arbitrage on this coin | [BB](https://afterfees.xyz/coin/BB) |

## Questions

**Where is it cheapest to borrow BB?**

Bybit, at 23.77% a year at the rate we count (the higher of the current rate and the 24 h average), among 3 exchanges that lend BB.

**Can I earn negative funding on BB by borrowing it?**

Not right now: no reverse BB carry covers its borrow interest, fees and slippage at $10,000 for 7 days.

_The method behind every number on AfterFees is published; Pro opens each figure into its line-by-line calculation. Estimates from current data, not investment advice. We never hold funds or trade for you._