Czech Defence Group CSG has made its initial public offering (IPO) debut on the Amsterdam market. The company's valuation has been reported at around $29 billion, though its value has surged, with some reports indicating it has reached $35 billion. The IPO's performance has been described as a record debut, with shares rising by as much as 32 percent, though one outlet has suggested the offering is "combusting", indicating some uncertainty about its success.