Stablecoin Market Tops $323.3B as USDS Nears $10B
Stablecoin market reached $323.343B after $1.542B weekly inflows; Tether holds 58.67% at $189.7B and Sky’s USDS rose 11.5% to $8.79B.
The global stablecoin market reached $323.343 billion after $1.542 billion of net inflows in the seven days ending May 16, 2026.
Tether’s USDT accounted for 58.67% of the market with a $189.7 billion capitalization, adding about $68.2 million since May 9.
Circle’s USDC declined roughly $950 million, a 1.22% drop for the week, leaving its market cap at $77.068 billion. USDC is down about 1.98% since April 16.
Sky’s USDS rose 11.5% over the week, attracting about $906 million and reaching $8.791 billion, closer to a $10 billion valuation. Sky’s DAI remained the fourth-largest stablecoin at $4.613 billion, down slightly more than $46 million since May 9.
World Liberty Financial’s USD1 increased 1.97% after roughly $87 million in inflows, bringing its market cap to $4.52 billion. Ethena’s USDe rose 6.77%, PayPal’s PYUSD gained 1.32%, BlackRock’s BUIDL advanced 8.01%, Global Dollar’s USDG climbed 9.63% and Circle’s USYC slipped 0.30% over the same period.
Western Union’s newly launched USDPT registered a weekly percentage increase of 597,568% while its market capitalization remained near $1.5 million; the large percentage change reflects a very small initial supply rather than a large absolute inflow.
The data are based on on-chain and market-tracking figures for the week ending May 16, 2026 and report net inflows and outflows across stablecoin issuers.
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