Briefs below draw on AMBCrypto reporting and at least one other publisher.
Hyperliquid Strategies Inc. reported a net income of $620.6 million for the quarter ending September 30, 2026. The profit is mainly due to $803 million in unrealized gains from its HYPE token holdings.
Polygon is considering a hard fork proposal to recover 70.49 million POL tokens stolen in security incidents involving Polymarket and Binance.
Solana trades below the one hundred dollar threshold as selling pressure increases across markets. Large holders deposit millions of tokens into exchanges. Spot Solana exchange traded funds record weekly net outflows.
Tether's USDT continues to be used on the Tron blockchain while an exchange halted transfers after a security breach. The exchange froze over 4.5 million USDT and posted wallet addresses for tracing.
Major cryptocurrency exchanges recorded a combined decline of 250 million XRP in reserves. Binance reached its lowest XRP balance since December 2022. Bybit and Bithumb also registered lower token balances.
US spot Ethereum ETFs logged 23 consecutive sessions of net outflows. Investors pulled more than $1 billion from the funds during October. BlackRock's ETHA contributed heavily to the redemptions.
Binance suffered a security breach resulting in the theft of billions in digital assets. Attackers compromised the exchange's transaction-signing infrastructure.
Datavault AI told regulators it cannot withdraw its Bitcoin from Biconomy. A withdrawal request has been pending for four months. The Nasdaq-listed company will restate several financial statements.
Chainlink launched CustodySync to connect institutional custody with decentralized finance lending markets. Anchorage Digital Bank serves as the launch partner for the new system.
HSBC rolled out its Hong Kong dollar stablecoin named RedCoin on Oct. 23. The token launched through the PayMe payments app. The rollout reaches over 3.3 million users and over 100,000 merchants.
Kraken withdrew the employment and spending questionnaire sent to Monero customers after co‑CEO Arjun Sethi said the requests were not required by regulation.
U.S. spot Bitcoin ETFs recorded $635 million in net outflows on October 22. The withdrawals followed recent inflows into the funds.
Uniswap Labs released aggregator hooks for its v4 protocol on Ethereum, Base and Robinhood Chain. The hooks let pools route trades through external liquidity sources such as Curve, Fluid and PancakeSwap V3.
Solana's Alpenglow upgrade began mainnet activation on October 21, 2026, with activation pegged to epoch 1064.
Tether CEO Paolo Ardoino said Tether's address freezes cut Iran-linked stablecoin transaction volumes by 94% since 2023. A Senate report found 84% of sanctioned or targeted Iran-linked wallets used USDT.
France's National Assembly has advanced an amendment to impose a 31.4% capital gains tax on crypto-to-stablecoin conversions.
Cardano founder Charles Hoskinson said in an Oct. 18 post on X that he is personally developing a programming language for the blockchain with one other developer.
Investigators report that stolen funds from the Bitget breach and other hacks have been transferred into Zcash's Ironwood shielded pool. On‑chain researcher Specter warned on October 17 about these illicit flows.
POL
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USDT
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UNI
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ADA
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