Odaily Planet Daily reports that Binance announced on its X platform that SigmaDotMoney (SIGMA) will be listed on Binance Alpha at 15:00 (UTC+8) on October 21, 2025. Users holding at least 245 Binance Alpha Points can claim an airdrop of 640 SIGMA tokens on a first-come, first-served basis. The point threshold will automatically decrease by 15 points every hour while the promotion is ongoing. Claiming the airdrop will cost 15 Alpha Points, and users must confirm their claim on the promotion page within 24 hours; otherwise, the airdrop will be forfeited.