On Dec. 18, the Ethereum Foundation published 2026 security milestones for zkEVMs, introducing the soundcalc tool and targeting 128-bit provable security with strict proof size limits. Over the same period, ETH traded near $3,030 on an 8-hour Binance chart as traders watched a long-running descending trendline that has limited rebounds since October and a potential upside target at $4,220.

On December 22, 2025, Hyperliquid denied rumors of insider-trading tools and USDC insolvency, saying the contested HYPE short was opened by a former employee. The alleged insider position was $25,140 (1,000 HYPE), while platform data showed $1.25B open interest and whales 59% long.

Ghana's parliament has approved the Virtual Asset Service Providers Bill, making cryptocurrency trading legal and placing the sector under the supervision of the Bank of Ghana. Governor Johnson Asiama said the new law gives the central bank authority to license and oversee crypto asset service providers to address fraud, money laundering and systemic risks. The move follows earlier plans to introduce crypto regulation by the end of 2025 and comes as Ghana ranks among the top Sub-Saharan African crypto markets by value received.

Crypto ETPs logged $952 million in outflows, ending a three-week streak of net inflows, after delays to the Digital Asset Market Clarity Act dented US sentiment. Ether funds shed $555 million and Bitcoin funds $460 million, while Senate markup is now slated for January 2026.

On Dec. 17, 2025, Wu Blockchain shared a Fundstrat client note projecting a first‑half 2026 pullback, with Ethereum targeted at $1,800–$2,000. The memo, credited to Sean Farrell, also set BTC at $60,000–$65,000 and SOL at $50–$75, while urging near‑term caution. Farrell added on Dec. 20 that he still expects new ATHs by year‑end.

On 22 December 2025, CoinShares data showed that crypto exchange-traded and other digital asset investment products recorded nearly $1 billion in weekly net outflows, ending a three-week period of inflows. The reversal was largely driven by US-based products after progress on the Clarity Act was postponed to January, with Ethereum funds alone seeing over half a billion dollars in redemptions. While the move marks this year's largest monthly withdrawal total, flows in markets such as Canada and Germany remained modestly positive, suggesting investors are pausing rather than fully exiting crypto exposure.

NVIDIA shares advanced in pre-market trading on December 19, 2025 after the company told Chinese customers it aims to start shipping H200 AI chips before the mid-February Lunar New Year under a 25% U.S. tariff. The planned deliveries, totaling 5,000 to 10,000 modules, follow a Trump administration decision to permit such exports and come as NVIDIA stock trades near the upper end of its 52-week range with a multi-year gain above 1,000%.

The Hong Kong Insurance Authority is reportedly considering revisions to its risk-based capital regime that would permit insurers to allocate funds to cryptocurrencies with a 100% risk charge. The same proposal would open the door to infrastructure investments, while the regulator gathers industry feedback ahead of a planned public consultation.