BlackRock's iShares Bitcoin Trust recorded more than $2.7 billion in withdrawals across five consecutive weeks ending November 28, marking its longest outflow period since launching in January 2024. The fund, which manages over $71 billion in assets, logged an additional $113 million in redemptions on Thursday. Data show the outflows accelerated following a crypto market liquidation in early October that eliminated more than $1 trillion in digital asset value.

Ledger disclosed a permanent hardware vulnerability in the MediaTek Dimensity 7300 chip that powers the Solana Seeker smartphone. The flaw allows attackers with physical access to gain full device control and extract private keys. No software patch can resolve the issue, as the weakness is embedded in the chip's silicon.

American Bitcoin's stock closed down 38.83% at $2.19 on Tuesday after pre-merger private placement shares became tradable. Co-founder Eric Trump said the volatility was expected as early investors could sell for the first time, and confirmed he would not sell his personal holdings. The decline came despite strong third-quarter results showing revenue of $64.2 million and net income of $3.5 million.

The United Kingdom has enacted legislation formally classifying cryptocurrencies and stablecoins as personal property. The Property (Digital Assets etc) Bill received royal assent this week, establishing legal ownership rights for digital asset holders equivalent to those for traditional property.

Crypto venture capital funding totaled $14.54 billion in November 2025, up 219% from October, with Naver's $10.3 billion all-stock acquisition of Dunamu accounting for most of the increase, data show. Deal volume dropped 28% to 57 transactions. Excluding the Naver-Dunamu transaction, DeFi captured 30.4% of deals and CeFi 12.5%, with Kalshi raising $1 billion and Ripple securing $500 million at a $40 billion valuation.

Polish President Karol Nawrocki vetoed the Crypto-Asset Market Act on December 1, 2025, citing threats to property rights and personal freedoms. The rejected legislation would have imposed comprehensive regulatory controls over Poland's digital asset sector, including website-blocking authority. Government officials criticized the decision, while crypto advocates argued existing EU frameworks provide sufficient investor protections.

The Federal Deposit Insurance Corporation will publish its first stablecoin regulatory proposal later this month, acting chair Travis Hill said. The framework will establish application procedures for issuers under the GENIUS Act, which assigns the FDIC oversight of bank-issued stablecoins. A second proposal on prudential standards is expected in early 2026.

Silver touched a record near $57.86 and has gained over 100% this year, while gold climbed above $4,240 per ounce. Bitcoin has declined more than 30% from its October peak near $126,000 and currently trades around $86,000, with crypto markets losing approximately $1 trillion in value over six weeks.

HashKey Holdings Limited has passed the Hong Kong Stock Exchange listing hearing, moving closer to a public offering. The operator of Hong Kong's largest licensed crypto exchange disclosed the regulatory approval in its Post Hearing Information Pack on December 1, 2025. The company plans to use IPO proceeds to expand its technology infrastructure, product offerings, and international operations.