Quantinuum has increased its IPO size to about $1.46 bln, raising the share count to 26.5 mln and setting a $53-$55 per share range, according to an SEC filing. The company had previously proposed about 21 mln shares at $45-$50. The deal implies an equity value of roughly $14.3 bln. Pricing is expected after the NYSE close on Wednesday, with trading to begin the following day.

2026-06-01

Quantinuum has increased its IPO size to about $1.46 bln, raising the share count to 26.5 mln and setting a $53-$55 per share range, according to an SEC filing. The company had previously proposed about 21 mln shares at $45-$50. The deal implies an equity value of roughly $14.3 bln. Pricing is expected after the NYSE close on Wednesday, with trading to begin the following day.