Bitcoin's weekly close fell below the 200‑week EMA near $67,628 for the first time since October 2023, ending an 882‑day uptrend. Historical episodes show it has taken roughly 8–30 weeks to reclaim this level, while realized price bands around $55,000 and $42,000 mark potential demand areas.

Grayscale increased Cardano allocation in its Smart Contract Fund to 20.34% after successive rebalances from ~18.5% in January 2026. Solana stands at 28.69%, leaving a little over an 8% gap versus ADA. As of February 23, 2026, ADA trades around $0.268–$0.272.

During a recent podcast, MicroStrategy founder Michael Saylor said there is currently no consensus in the Bitcoin network on the so-called quantum computing threat, describing it as another alarmist narrative. He compared these concerns to past fears such as China's role in mining and argued that most such narratives function as business models for those promoting them. Saylor added that potential upgrades to address quantum issues should be approached over roughly a 10-year horizon as global consensus emerges.

Anthropic reported in a Monday blog post that Chinese AI firms DeepSeek, Moonshot AI, and MiniMax allegedly operated more than 24,000 fake Claude accounts and sent over 16 million prompts to distill its model outputs. The company warned this large-scale data extraction could accelerate rival AI development and potentially feed into military or surveillance uses, while at the same time unveiling a new Claude-based code scanning tool. Following the announcement, several cybersecurity and software stocks, including CrowdStrike, Zscaler, and GitLab, recorded sharp declines.

Solana Company unveiled the Pacific Backbone to deploy low‑latency nodes linking Seoul, Tokyo, Singapore and Hong Kong, aiming to strengthen staking, validator operations and execution across Asia Pacific. The rollout starts with smaller node activations, targets hardware and tech upgrades by the second half of 2026, and plans liquidity‑focused products in 12–18 months. SOL traded at $79.06 with a 4.93% daily drop.

Bitdeer Technologies Group has exited balance sheet Bitcoin exposure, selling its entire 943 BTC treasury and disposing of 189.8 BTC produced over one week. According to Bitdeer's weekly update, the move marks a pivot toward liquidity management in a tighter post-halving environment for miners.

On February 23, analyst Arthur reported that visible XRP Ledger activity has dropped between 50% and 80% in recent weeks, with active tagged users, payment volume, and sending accounts all sharply lower. He linked the decline to the February 18 activation of XLS-81, which enables permissioned institutional trading that does not show on public dashboards, and argued that this may mask underlying demand. XRP is trading around $1.39 with double-digit percentage losses over the past month and year, while on-chain loss metrics and valuation ratios from Santiment present mixed longer-term signals.

On Feb. 23, Bitcoin and leading altcoins weakened as U.S. equities digested a 15% global tariff threat tied to U.S. President Donald Trump. BTC slipped below $65,118 on Monday and ETH fell under $1,897, while SPX, DXY, XRP, BNB, SOL, DOGE, BCH and ADA show key support and resistance levels that could define near‑term direction.