最新报道:Thumpzup Media has launched a $10 million stock buyback program through 2026 while revealing it holds 19.1 Bitcoin and 7.5 million Dogecoin, with plans to expand its crypto portfolio. The company's stock surged 7.03% to $4.87 following the announcement. Meanwhile, Dogecoin faces potential supply changes as a GitHub proposal suggests cutting mining rewards by 90%, which could impact both miners and long-term scarcity. Institutional interest grows with spot Dogecoin ETFs debuting at $17 million in first-day volume and whales accumulating over 1 billion DOGE in August.