Ethereum's Fusaka upgrade will launch in early December, Ethereum's official channels announced on November 12. The update introduces distributed blob storage, enabling nodes to store only one-eighth of blob data instead of full datasets. The upgrade aims to lower transaction costs for Layer 2 networks while reducing hardware demands for node operators.

Spot Solana exchange-traded funds from Bitwise and Grayscale attracted approximately $199 million in net inflows during their first four trading days through October 31, 2025. Bitwise's BSOL accounted for $197 million of the total, while Grayscale's GSOL contributed $2.2 million, according to Farside Investors.

Tether announced October 24 it expects to earn $15 billion in profit this year, operating at a 99% margin with $183 billion USDT in circulation. The stablecoin issuer has reached 500 million users globally and is in discussions with SoftBank Group and Ark Investment Management to raise up to $20 billion for a 3% equity stake.