-- X-Energy (XE) shares were up 25% in their Nasdaq debut Friday.
The stock opened at $30.11, higher than the initial public offering price of $23 per share.
The nuclear reactor developer, which is backed by Amazon.com (AMZN) and Ares Management (ARES), said its upsized IPO of about 44.3 million class A common shares is expected to close on Monday.
Price: $28.75, Change: $+5.75, Percent Change: +25.00%