The stablecoin financial system retains urgent larger, with its whole valuation topping $316 billion as of March 21 after including $124.9 million over the previous week. Of that $316 billion, Tether’s $USDT holds a commanding 58.25% share.
Stablecoin Provide Grows Steadily
The fiat-pegged token sector moved barely larger this previous week, including 0.04%. Zooming out, the previous month tells a clearer story, with whole valuation climbing 2.49%, or about $7.67 billion, based mostly on knowledge from defillama.com.
The stablecoin market continues to be dominated by tether ( $USDT), which maintains an enormous market cap of $184.119 billion this weekend. Tether posted a minimal acquire over the previous week, rising 0.06% with roughly $115 million in inflows.

Defillama.com stablecoin stats as of March 21, 2026.
Circle’s USDC moved the opposite approach, slipping 0.19% as about $150 million exited, leaving its market cap at $79.091 billion on Saturday. Sky greenback (USDS) holds the third spot, climbing 2.41% over the identical stretch and bringing its valuation to $8.245 billion.
Ethena’s yield-bearing stablecoin USDe noticed a slight carry this week after pulling again in prior weeks, edging up 0.04% with about $2.11 million in inflows to achieve $5.923 billion as of this writing. Sky’s DAI, holding the fifth spot amongst stablecoins, carries a market valuation of $4.569 billion. It added 0.66% over the previous seven days, protecting its place among the many high 5.
These 5 tokens mix for $282 billion, accounting for 89.24% of the $316 billion stablecoin financial system this weekend. World Liberty Monetary’s USD1, with a $4.428 billion market cap, moved decrease over the previous seven days, falling 3.69%. Paypal’s PYUSD additionally declined, slipping 0.97% to $4.066 billion.
Rounding out the highest ten, Blackrock‘s BUIDL, Circle’s USYC, and International Greenback’s USDG every posted good points, starting from 0.69% to 7.41%. After a stretch of declines, the fiat-pegged token sector has been inching larger week by week over the previous three. On the similar time, $USDT’s dominance has eased, slipping under the 60% vary it held for an prolonged interval.
Whereas $USDT nonetheless instructions the biggest share by a large margin, its slight pullback in dominance and the regular good points amongst smaller opponents counsel a extra distributed construction starting to take form. Nonetheless, solely time will inform whether or not that shift holds or fades.
FAQ 🔎
- What’s the whole stablecoin market cap on March 21, 2026? The stablecoin market stands at about $316 billion as of March 21, 2026.
- Which stablecoin dominates the market proper now? Tether’s $USDT leads with roughly 58% of the entire market share.
- How a lot of the market do the highest 5 stablecoins management? The highest 5 stablecoins account for about $282 billion, or 89% of the sector.
- Are stablecoins rising or declining lately? The sector is seeing regular, modest development after a number of transient intervals of decline three weeks in the past.

