Bittensor's TAO surged in March, returning to the $330 area after an intraday high near $378, while more than 33% of TAO is now staked into sub-nets. Network activity has expanded alongside price, with sub-nets rising to over 120 in the past year and their combined market cap estimated around $1.4 billion. Analysts say sustained spot-buying pressure supports the move, but warn that rising spot, derivatives, and retail activity can increase the chance of sharp swings.

Washington Attorney General Nick Brown filed a civil lawsuit against KalshiEx LLC this week in King County Superior Court, arguing the platform's event contracts qualify as illegal gambling under state law. The complaint focuses on binary contracts priced from $0.01 to $0.99 that pay $1 to winners and $0 to losers, and seeks an injunction, restitution, disgorgement, and per-violation civil penalties.

At the Monday US market open, Bitcoin and major altcoins moved lower as traders weighed oil prices, US employment data and uncertainty around the US and Israel-Iran war. The analysis highlights key technical levels, including BTC facing potential selling near $69,000 and a possible move toward the $74,508 area if buyers reclaim momentum.

Solana (SOL) has rebounded after dipping below $80 and is trading around $82, with traders focusing on whether it can reclaim the $84–$85 zone to confirm a stronger reversal. Analysts cited upside levels near $88 and $92 if buyers stay in control, while warning that rejection could bring a retest around $82 and keep broader downside risks toward $70–$50 in view.

American Bitcoin Corp. (Nasdaq: ABTC) said its corporate treasury exceeded 7,000 BTC on Sunday, after disclosing the milestone on Monday. With bitcoin near $67,500, the stash is valued around $473 million to $475 million, and the miner reported it has scaled to roughly 89,000 machines producing about 28.1 EH/s after buying 11,298 ASICs in early March 2026.

Republican Sens. Cynthia Lummis and Bill Cassidy unveiled the "Mined in America Act" on Monday to expand digital asset mining's role in the U.S. economy. The proposal would also write into law President Donald Trump's executive order establishing a strategic bitcoin reserve. It further directs the Commerce Department to create a voluntary certification program for mining pools and facilities, including a requirement for certified sites to move away from equipment made by firms tied to foreign adversaries.

Coinbase has suspended trading for Ronin (RONIN) as the network moves into the execution stage of its planned migration to a new Ethereum layer-2. The exchange said on 30 March that users can still withdraw funds, but it will not handle the migration for customers and RONIN must be moved to a compatible self-custodial wallet before the upgrade completes.

On March 30, U.S. Senators Bill Cassidy and Cynthia Lummis introduced a bill aimed at expanding bitcoin mining and related digital-asset infrastructure inside the United States. The proposal would create a voluntary “Mined in America” certification, require certified operators to phase out hardware linked to foreign adversaries, and formalize a Strategic Bitcoin Reserve within the Department of the Treasury.