Quantinuum prices its IPO at $1.68bn, setting a new bar for quantum
Quantinuum, backed by Honeywell, priced its Nasdaq IPO at $60 per share, above the marketed $53–$55 range, raising about $1.68bn by selling 28m shares (upsized from 26.5m), according to Reuters. The deal values the firm at about $15.6bn. It trades Thursday under ticker QNT.

IPO pricing above the marketed range signals strong demand and sets an initial valuation benchmark for quantum peers.
Quantinuum priced its Nasdaq IPO at $60 (vs $53–$55 marketed range), valuing it ~$15.6bn and starting trading Thursday under QNT.
Near-term positive bias for first-session trading; volatility likely as investors reprice the long-duration, low-revenue story.
Background
Quantinuum formed in 2021 from Honeywell’s quantum business and Cambridge Quantum; it is working toward a fault-tolerant machine called Apollo targeted for 2029.
Why it matters
The key tradable development is the IPO’s final pricing ($60) and the resulting valuation benchmark, which can drive initial flows and peer read-through in quantum.
Market relevance
A large, above-range quantum IPO sets the first public-market valuation anchor for the sector and frames near-term investor positioning for QNT.
Market effects
Creates a valuation reference point for quantum-computing listings and may influence expectations for future quantum IPOs/SPACs.
Primarily US/Nasdaq sentiment for high-growth tech/IPO appetite; limited direct regional transmission beyond IPO flow.
Benchmarking effect for international quantum funding and investor risk appetite toward pre-revenue deep-tech.
Alternative perspectives
The above-range IPO price may reflect one-day IPO momentum rather than durable fundamentals, given Apollo is targeted for 2029 and revenue is modest.
Post-listing performance will hinge on early commercialization milestones, burn rate, and whether investors treat the valuation as a sector multiple or a one-off demand spike.
Key entities
- companyQuantinuum
IPO priced at $60, upsized to 28m shares, begins trading on Nasdaq Thursday under ticker QNT.
- companyHoneywell
Backs Quantinuum through the offering and is expected to hold ~49% of voting power afterward.




