The $3 billion USDC influx brings the stablecoin's total supply to about $14,4 billion, accounting for nearly a quarter of Tether's market cap. On Friday, Bitcoin's supremacy fell to 47.79 percent, the lowest level since August 2018. Bitcoin peaked at over 70% in early January and has been steadily declining since then. On Friday, the value of the US Dollar Coin in circulation soared from $11 billion to nearly $14.4 billion.