On December 20, Tether CEO Paolo Ardoino announced via social media that the company is recruiting a Chief Software Engineer to lead development of an AI-powered mobile cryptocurrency wallet using its open-source Wallet Development Kit and the QVAC AI platform. The planned non-custodial wallet is intended to improve user control over digital assets through AI-driven personalization, while analysts are cautiously watching how this initiative could influence Bitcoin and stablecoin market dynamics.

VanEck filed a third amendment with the SEC for a spot Avalanche (AVAX) ETF, seeking a Nasdaq listing under the ticker VAVX. The filing sets a 0.30% management fee and names Coinbase Crypto Services for staking, Anchorage Digital Bank as primary custodian, and State Street for cash. It also references Coinbase Custody for secondary services.

Gemini, joined by more than 125 organizations, has asked the U.S. Congress to retain the Genius Act's original language to preserve stablecoin reward programs. The coalition argues that curbing rewards would weaken competition and user incentives across platforms such as Gemini, Kraken, and Coinbase. The Genius Act was passed in June 2025.

Uniswap is holding a final governance vote on its Fee Switch Activation Proposal from December 19 to December 26. If approved, a two-day timelock would precede a burn of 100 million UNI and the activation of v2 and v3 mainnet fee switches, affecting LP earnings. UNI was $5.31 with a $3.35 billion market cap on December 20, 2025, per CoinMarketCap.

Arthur Hayes has moved 508.647 ETH, valued at about 1.50 million US dollars, to Galaxy Digital, a transaction tracked by LookIntoChain. At the same time, his family office Maelstrom is buying high-quality altcoins during market pullbacks, while he maintains a prediction that Bitcoin could eventually reach 1,000,000 US dollars. Ethereum's recent price performance and trading metrics further frame market reactions to Hayes' latest moves.

Bybit, the Dubai-based cryptocurrency exchange, is resuming UK operations on December 19 after a two-year suspension by operating under Archax's FCA-compliant framework. The collaboration enables access to 100 spot cryptocurrency trading pairs, including assets such as Bitcoin and Ethereum, with zero deposit and withdrawal fees via Archax. Bitcoin's market dominance, price performance and broader regulatory alignment in the UK may shape how users engage with this newly regulated trading venue.

According to Coincu, North Korean‑linked hacking groups stole over $2 billion in cryptocurrencies in 2025, with a February breach at Bybit allegedly contributing up to $1.5 billion. Analysts cited in the article say tactics increasingly involve social engineering and insider access, and total thefts since 2016 are reported at $6.7 billion.

On April 24, 2025, the Federal Reserve Board withdrew its 2023 guidance that limited uninsured banks from engaging in crypto-asset activities, a policy previously linked to Custodia Bank’s master account outcome. The Board indicated it will rely on standard supervisory monitoring going forward, a shift that could broaden bank participation in digital-asset services while elevating discussions on oversight and risk.

U.S. Senators Jerry Moran and Elissa Slotkin introduced the SAFE Crypto Act to establish a federal task force focused on cryptocurrency fraud. The measure seeks coordination across government and private-sector experts to study scam patterns, strengthen prevention, equip local law enforcement with investigative tools, and expand public awareness efforts.