Quantinuum closes flat in Nasdaq debut, after upsized offering

Honeywell will retain a majority stake in Quantinuum and will continue to be a strategic customer and partner following the listing.

# Quantinuum closes flat in Nasdaq debut, after upsized offering Honeywell will retain a majority stake in Quantinuum and will continue to be a strategic customer and partner following the listing. **Read the full article:** [CNBC](https://www.cnbc.com/2026/06/04/quantinuum-qnt-stock-first-trade-ipo.html) *This article was originally published by CNBC. MoneyWiseInc provides expert curation of the best financial content from trusted sources.*