The altcoin market gained roughly $215 billion in value over three days after President Donald Trump signaled renewed support for US crypto policy and said the government had discussed buying “sizable” amounts of Bitcoin and other digital assets.

A White House meeting with crypto executives on August 19 set off a sharp, broad rebound across the market. Bitcoin climbed back above $70,000, Ethereum briefly pushed through $2,300, and total crypto market capitalization rose before giving back part of the advance in subsequent trading.

Policy expectations drove the first wave

Trump urged Congress to pass a “fair” version of the CLARITY Act and said the United States should remain the global leader in Bitcoin, crypto, prediction markets, and artificial intelligence. The bill, the Digital Asset Market Clarity Act, had cleared the House with bipartisan support in July 2025 and would split oversight of digital assets between the SEC and the CFTC, with final passage now resting with the Senate. The remarks landed as regulators were already examining possible exemptions and frameworks for parts of the digital-asset sector, and they extended an agenda the administration had advanced all year, from a March executive order establishing a Strategic Bitcoin Reserve to the GENIUS Act, the federal stablecoin law signed in July.

Traders appeared to read the comments as a shift in Washington's tone rather than a confirmed policy package. No formal government purchase plan, legislative breakthrough, or new regulatory approval was announced, but the prospect of a more accommodating environment alone was enough to force a rapid repricing across major tokens.

Ethereum stood among the clearest beneficiaries, rising about 18% in 24 hours during the initial move as trading activity and liquidations accelerated. The rally reportedly wiped out more than $3 billion in leveraged positions, illustrating how heavily positioned traders had been caught leaning against the market.

Altcoins ran harder, but confirmation remains elusive

Mid-cap and smaller tokens outpaced Bitcoin during the rebound, lifting the market capitalization of cryptocurrencies excluding Bitcoin above $1 trillion. More than half of the altcoins tracked on a major exchange were trading above their 200-day moving averages, a marked improvement from the prolonged weakness seen since late last year.

Hyperliquid's HYPE token also surged as attention turned to the possibility of a compliant US route for on-chain derivatives. Even so, discussion of a regulatory pathway does not amount to authorization for US operations, leaving the token especially exposed to reversals in sentiment.

The stronger breadth has revived talk of an altcoin season, yet the usual confirmation signals have not fully arrived. Bitcoin dominance remained near 60%, above the level many market participants view as necessary for a sustained rotation into lower-cap assets. The Altcoin Season Index also stayed below the threshold associated with broad outperformance versus Bitcoin. The concrete markers ahead are procedural rather than rhetorical: whether the Senate advances the CLARITY Act, and whether talk of sizable government purchases hardens into a defined acquisition program.