Polymarket contracts show traders pricing a 67 percent probability for a 25-basis-point Federal Reserve rate cut at the December meeting. Boston Fed President Susan Collins said monetary policy is at an appropriate level and additional data is needed before supporting further easing. The likelihood of no policy change stands at approximately 32 percent, according to Polymarket.

BitMine purchased 21,537 ETH valued at approximately $59.17 million, data show. The acquisition comes as Ethereum prepares for its Fusaka upgrade, set for mainnet activation on December 3, 2025. ETH is currently holding above a key support zone near $2,800.

Large Bitcoin holders accumulated over 26,300 BTC valued at approximately $2.3 billion as the weekly Relative Strength Index dropped to 33, its lowest level in nearly three years. Data show entities holding more than 10,000 BTC per wallet moved into net accumulation following a sharp market correction. ARK Invest deployed roughly $39 million into crypto-related equities on November 19–20, 2025, while U.K. government holdings tracked by Arkham Intelligence stand near 61,245 BTC, valued at $5.18 billion.

Bitcoin was trading at approximately $85,143 on November 21, positioned well above key on-chain valuation bands that have historically marked cycle bottoms near $55,900 and $44,700, data show. Analyst Peter Schiff warned that ETF-driven liquidity could enable early holders to exit positions and pressure prices lower. Trader Rekt Fencer outlined a scenario projecting a retracement toward $75,000 before a potential rally to $130,000.

Cardano published technical findings on a mainnet partition triggered by a malformed transaction that exposed a software vulnerability. Node upgrades to versions 10.5.2 and 10.5.3 restored consensus as Stake Pool Operators coordinated recovery. A working group is reconciling ledger discrepancies and validating block histories as part of ongoing stabilization efforts.

Tether Treasury transferred $1 billion USDT while holding 87,556 BTC valued at $7.62 billion in reserves. On-chain data reveal concentrated support between $77,000 and $81,900 as Bitcoin enters this price range. The stablecoin issuer's portfolio totals approximately $11.19 billion, positioning it as a major participant in liquidity flows.

Ethereum spot exchange-traded funds recorded approximately $55.7 million in net inflows yesterday, data show. BlackRock's ETHA fund saw roughly $53.7 million in outflows, but rival products from Fidelity and Bitwise attracted sufficient demand to push the category into positive territory. The inflows arrive as Ethereum trades near $2,700 after breaking below its primary daily uptrend line and the 0.618 Fibonacci retracement level.

Grayscale Research released a report positioning Chainlink as essential middleware connecting blockchain networks with traditional financial systems, describing LINK as the largest Utilities & Services sector token by market capitalization. Trader Rick Barber identifies $11.65 as a critical support level that has held since 2024. The report challenges narrow oracle classifications, framing Chainlink as modular infrastructure enabling banks and asset managers to integrate blockchain technology while maintaining compliance frameworks.

Coinbase announced Friday its agreement to acquire Vector, a Solana-based trading platform. The deal will integrate Vector's onchain indexing technology into Coinbase's consumer trading systems and DEX routing capabilities. Solana decentralized exchanges processed over $1 trillion in volume in 2025, according to Messari.