Do longs or shorts pay USAR funding right now?

On Aster, neither side pays. These are the latest rates; they change every hour, so the 7- and 30-day averages on this page say more about what a position has paid.

How often is USAR funding paid?

Aster pays every 8, 4 or 1 hours depending on the market; this page divides its rate by that interval so it compares per hour. Funding is charged on the position's value, not on margin.

USAR funding rate

USAR funding is 0.0000% per hour on Aster (0.00% APR). A positive rate means longs pay shorts.

Data as of Nov 11, 2026, 05:37 UTC. Refreshed about every minute.

Current rate by venue

Venue	Market	Per hour	APR	Per day on $10,000	Open interest
Aster	USAR	0.0000%	0.00%	Long pays $0.00	–

Method and sources

Rates are per hour: Hyperliquid and Lighter pay hourly; Aster's rate is divided by the market's funding interval (8, 4 or 1 hours). APR = rate per hour × 24 × 365, not compounded. Averages are total funding paid over the period divided by its hours. A positive rate means longs pay shorts. Live rates refresh about every minute, history every 15 minutes.

Aster: Aster futures API (ticker, premiumIndex, fundingInfo, openInterest)

More: USAR perp markets by venue, all funding rates, how hourly funding works

Frequently asked questions

Do longs or shorts pay USAR funding right now?: On Aster, neither side pays. These are the latest rates; they change every hour, so the 7- and 30-day averages on this page say more about what a position has paid.
How often is USAR funding paid?: Aster pays every 8, 4 or 1 hours depending on the market; this page divides its rate by that interval so it compares per hour. Funding is charged on the position's value, not on margin.