In April, Bloomberg reported that Ripple had made an acquisition offer for Circle valued between $4 billion and $5 billion, which was reportedly rejected as undervalued. Ripple CEO Brad Garlinghouse later disputed the report in a conversation with Georgetown Law professor Chris Brummer.

Trading under the ticker "CRCL," shares of the USDC stablecoin issuer opened at $69 after the upsized initial public offering (IPO) priced Wednesday at $31, above its expected range of $27 to $28. The shares finished at $83.23, rising almost as high as $104 in intraday trading.