Crypto Weekly Recap: Bitcoin ETF Flows, Solana Alpenglow Upgrade and HSBC RedCoin Launch

TLDR Bitcoin ETFs saw $527 million in inflows on Monday, then $636 million in outflows on Thursday. BlackRock filed for a Bitcoin fund with limited downside protection, and JPMorgan put its deposit token on Ethereum. HSBC launched RedCoin, a licensed Hong Kong dollar stablecoin for retail users. Solana completed its Alpenglow upgrade, while Ethereum delayed a testnet activation. US and Irish regulators announced new stablecoin rules and a Coinbase penalty. Bitcoin spent the week of 19 to 24 October 2026 trading around the low $80,000 range. The price briefly came close to $85,000 before falling back.