Found 20 бирж where Polkadot is traded for USD. According to the data on 31 October the most optimal price to exchange DOT for USD is $2.88 for 1 Polkadot. This rate is fixed at Coinbase Pro at the maximum trading volume of the pair DOT/USD - 7.7 mln. USD.
	
		Selling and buying Polkadot (DOT) for US Dollar
		To buy Polkadot, use the table above.
The maximum daily trading volume is observed in the DOT/USDT trading pair at Binance and reaches $ 27,927,417 (0.116% of the exchange's total trading volumes) at the price $ 2.87 per 1 DOT.
- The minimum price to buy DOT for USD is 2.87 - on the exchange CEX.IO.
- The maximum price to buy DOT/USD is 3.11 - on the exchange Coinzoom.