Polkadot advances as Coinbase unlocks integration with USDC stablecoin

The exchange partnership sparked measured buying as volume rose 17% above monthly averages. What to know : Polkadot (DOT) climbed 1.9%, outperforming the CoinDesk 20 index, which rose 0.6% Trading volume spiked 17% above 30-day averages on institutional flows. The move comes a day after Polkadot announced support for USDC and withdrawals directly from Coinbase.