AiCoin | October 28th Snapshot: BlackRock transfers 1698 BTC to Coinbase Prime for sale; a whale withdraws 11,300 Bitcoins from Binance after 5 months of inactivity; $2.7 billion worth of Bitcoin short positions face $84,000 in liquidation risk.

Bithumb, Mirae Asset Management, and Daishin Securities have confirmed being hacked, and authorities are assessing the situation. Daishin Securities alone suffered a data breach affecting 38,500 clients. (Source: Yonhap News Agency)

An ancient whale who purchased 100,000 ETH through an ICO 11 years ago for $31,000 has transferred 5,000 ETH to an exchange, worth $11.59 million. This whale had previously sold 50,000 ETH at $5.47 per ETH and currently holds 45,000 ETH, worth approximately $105 million; the current sale price was $2,320 per ETH.

The Tranche Vault on the Avalanche blockchain, associated with Valinor Digital, has been attacked. The attackers used flash loans to mint inflated tiered shares and then redeemed the remaining USDC from the vault. The attackers have already transferred approximately $1.01 million from the vault through about two transactions, and the attack is still ongoing. (Source: Blockaid)

Nasdaq-listed Datavault AI's stock price plummeted nearly 50% after the company announced it would be unable to withdraw its BTC held on the Biconomy exchange starting in June 2026. This BTC originated from a September 2025 equity transaction with Scilex Holding, whereby Scilex Holding purchased Datavault AI stock and warrants for $150 million worth of BTC, which was then transferred off-chain to Datavault AI's Biconomy wallet. (Source: The Block)

In October 2025, Anthropic repurchased 4.4539 million Series B preferred shares seized by the U.S. government for approximately $627 million and resold them to nine accredited investors at the same price. These shares are currently valued at approximately $3.94 billion.