HTX to Adjust Position Limits, Leverage Tiers, and Margin Rates for Some USDT-M Futures

Dear HTX Users,

To provide users with a better trading experience and reduce market risks, HTX will adjust the position limits in the Single-Asset Collateral mode and leverage tiers and margin rates in the Multi-Assets Collateral mode for the following perpetual futures on August 29, 2025, at 07:00 (UTC). See below for the adjustment details:

1. Position limit adjustments in the Single-Asset Collateral mode:

SAGAUSDT perpetual futures:
Leverage	Position Limit in USDT (before)	Position Limit in USDT (after)
≥1	400,000	200,000
≥6	200,000	100,000
≥11	50,000	25,000
TANSSIUSDT perpetual futures:
Leverage	Position Limit in USDT (before)	Position Limit in USDT (after)
≥1	200,000	100,000
≥6	100,000	50,000
≥11	25,000	10,000
AINUSDT perpetual futures:
Leverage	Position Limit in USDT (before)	Position Limit in USDT (after)
≥1	200,000	100,000
≥6	100,000	50,000
≥11	25,000	10,000
TAUSDT perpetual futures:
Leverage	Position Limit in USDT (before)	Position Limit in USDT (after)
≥1	200,000	100,000
≥6	100,000	50,000
≥11	25,000	10,000
ASPUSDT perpetual futures:
Leverage	Position Limit in USDT (before)	Position Limit in USDT (after)
≥1	200,000	100,000
≥6	100,000	50,000
≥11	25,000	10,000

2. Leverage tier and margin rate adjustments in the Multi-Assets Collateral mode:

TAUSDT perpetual futures:
Tier	Leverage	Position Limit In Cont (before)	Position Limit In Cont (after)	Maintenance Margin Rate
1	20	12,500	18,000	2.00%
2	10	50,000	23,000	3.00%
3	5	100,000	180,000	4.00%
ASPUSDT perpetual futures:
Tier	Leverage	Position Limit In Cont (before)	Position Limit In Cont (after)	Maintenance Margin Rate
1	20	12,500	7,200	2.00%
2	10	50,000	26,000	3.00%
3	5	100,000	73,000	4.00%
XNYUSDT perpetual futures:
Tier	Leverage	Position Limit In Cont (before)	Position Limit In Cont (after)	Maintenance Margin Rate
1	20	16,700	39,000	2.00%
2	10	67,000	156,000	3.00%
3	5	130,000	310,000	4.00%
STEEMUSDT perpetual futures:
Tier	Leverage	Position Limit In Cont (before)	Position Limit In Cont (after)	Maintenance Margin Rate
1	20	160,000	76,000	2.00%
2	10	640,000	380,000	3.00%
3	5	1,200,000	760,000	4.00%
SPKUSDT perpetual futures:
Tier	Leverage	Position Limit In Cont (before)	Position Limit In Cont (after)	Maintenance Margin Rate
1	20	2,000	4,000	2.00%
2	10	8,000	16,000	3.00%
3	5	16,700	33,000	4.00%

Please note:

• Existing positions opened before the update will be affected;

Thank you for your continued support!

HTX Team

Aug 29, 2025

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HTX reserves the right in its sole discretion to amend or change or cancel this announcement at any time and for any reasons without prior notice. The above is for information purposes only and HTX makes no recommendations or guarantees in respect of any virtual asset, product, or promotion on HTX. Prices of virtual assets are highly volatile and trading virtual assets involves risk. Please read our Risk Reminder text here.