USDC transacted $456b over the past week, capturing 50% of total stablecoin transactions YTD.
"These statistics 'defy expectations,' as Tether’s USDT has traditionally been viewed as the dominant industry stablecoin. Per DefiLlama’s data, USDT holds a market dominance of 68%, in contrast to USDC’s 20%."
https://coinedition.com/circles-usdc-takes-the-lead-in-stablecoin-transactions/