The meme coin sector's market capitalization declined to $39.4 billion, down 66% from its January 5 peak of $116.7 billion. NFT valuations fell 43% over 30 days to $2.78 billion, the lowest level since April. Major tokens including Dogecoin, Shiba Inu, and Pepe recorded weekly losses exceeding 12%.

The cryptocurrency market lost nearly $100 billion in market capitalization within 24 hours, pushing most corporate digital asset treasuries into negative territory. Bitcoin traded around $82,864 after declining as much as 10%, while Ethereum fell to $2,683. Strategy remains the sole major holder with an unrealized gain, holding 649,870 BTC worth more than $6.15 billion above cost.

The Senate Agriculture Committee voted 12–11 along party lines on November 20, 2025, to advance Michael Selig's nomination as CFTC chair to the full Senate. Selig, currently chief counsel for the SEC's Crypto Task Force, emphasized crypto oversight as a central priority during his confirmation hearing. Senators questioned him on staffing adequacy, political independence, and the agency's readiness to assume expanded crypto oversight responsibilities.

More than 65 cryptocurrency and blockchain advocacy organizations have petitioned President Donald Trump to dismiss remaining charges against Roman Storm, co-founder of Tornado Cash. Storm was convicted in August 2025 on one count of conspiracy to operate an unlicensed money transmitting business, with two additional charges resulting in a partial mistrial. The groups argue the prosecution threatens open-source software development and call for regulatory clarity on decentralized technologies.

Bitcoin fell below $90,000 this week, reaching $86,681 for the first time in seven months. The decline came alongside more than $250 million in crypto liquidations and a reversal in equity markets from session highs into negative territory.

William Lonergan Hill, chief technology officer and co-founder of Samourai Wallet, received a four-year federal prison sentence on November 19 for operating an unlicensed money-transmitting business. The platform's Whirlpool and Ricochet services processed over 80,000 BTC valued above $2 billion, including more than $237 million linked to drug trafficking, darknet markets, and fraud schemes, according to the U.S. Attorney's Office for the Southern District of New York. Co-founder Keonne Rodriguez received a five-year sentence on November 6, and both defendants forfeited more than $6.3 million in fees.

The Office of the Comptroller of the Currency has issued new guidance allowing U.S. national banks to hold digital assets directly on their balance sheets for blockchain operations. The interpretive letter reverses prior restrictions and permits banks to own crypto for paying network fees and testing distributed ledger systems.

Bitcoin mining hardware manufacturer Canaan reported Q3 2025 revenue of $150.5 million, a 104% year-over-year increase, driven by record mining machine sales exceeding 10 EH/s and expanded self-mining operations. The Singapore-based company's shares rose approximately 16% in Tuesday trading. Canaan's self-mining capacity reached 9.3 EH/s during the quarter, generating $30.6 million in mining revenue after producing 267 BTC.

Brazil's Finance Ministry is evaluating whether to apply the IOF financial transaction tax to cryptocurrency cross-border payments, two officials told Reuters. The review follows new central bank rules reclassifying stablecoins and virtual assets as foreign-exchange instruments, set to take effect in February 2026. Officials said the goal is closing a regulatory gap rather than generating revenue.