Key facts: Ethereum's Fusaka upgrade nears launch; ETFs face $145M outflows
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- Ethereum's Fusaka upgrade is in its final testnet phase, set for mainnet launch on December 3, 2025. It will introduce a gas cap of 16.78 million units to boost efficiency.1
- On October 20, Ethereum ETFs saw $145.68 million in outflows, with BlackRock's ETHA ETF losing $117.86 million and Fidelity's FETH losing $27.82 million, indicating reduced market activity.234
- Spot Ethereum ETFs recorded $145.7 million in net outflows on Monday, marking the third consecutive day of negative flows.5