BlockBeats News, October 21st. According to an official announcement, Binance Alpha will open SigmaDotMoney (SIGMA) trading on October 21, 2025, at 15:00 (UTC+8).
After the trading starts, users holding at least 245 Alpha points can claim airdrop of 640 SIGMA tokens. First come, first served. If the event is not over, the points threshold will automatically decrease by 15 points per hour.