On December 18, Aster announced that the fourth phase airdrop event will end at 7:59 AM (UTC+8) on December 22, 2025. The eligibility inquiry will open on January 14, 2026, and the claim window will open on January 28, 2026.

The allocation amount for the fourth phase airdrop (accounting for 1.5% of the total token supply) will be subject to a 3-month vesting period. If claimed immediately on January 28, 50% will be received, and the remaining 50% will be confiscated and destroyed; if claimed after 3 months (late April), 100% of the allocation amount will be received.