June 4 : Shares of Honeywell-backed Quantinuum were indicated to open 1.67 per cent above their initial public offering price in their Nasdaq debut on Thursday, giving the quantum computing company a potential valuation of about $15.82 billion. The stock was last indicated to trade at $61, compared with its IPO price of $60. Breakthroughs in the fast-growing technology have spurred bets that quantum machines could eventually outperform conventional computers on certain complex tasks. However,