Circle raised $222M via the presale of its native Arc token at a $3B valuation; a16z led with a $75M investment, with participation from BlackRock and others (Tanaya Macheel/CNBC)

Tanaya Macheel / CNBC: Circle raised $222M via the presale of its native Arc token at a $3B valuation; a16z led with a $75M investment, with participation from BlackRock and others — Circle Internet Group has raised $222 million in the presale of Arc, the native token of its new blockchain …