💰 Funding⭐ Top story✓ VerifiedMay 27, 2026

Quantinuum Files $1.05B IPO Targeting $12.7B Valuation on Nasdaq

Honeywell-backed Quantinuum filed for a $1.05B IPO on May 26, targeting a $12.7B Nasdaq valuation.

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Insta's take

"Quantum computing just got its biggest IPO moment. $12.7B valuation, government money, and Honeywell still holding the leash — this one's going to move markets."

Quantinuum Inc., the quantum computing company majority-owned by Honeywell International, filed for a U.S. IPO on May 26, 2026, seeking to raise $1.05 billion by offering approximately 21.05 million shares priced between $45 and $50. The company plans to list on Nasdaq under the ticker 'QNT,' with bankers expecting to price the offering in early June. The valuation represents a 27% jump from its $10 billion September 2025 funding round.

The company reported $30.9 million in revenue for 2025, up from $23 million the prior year, but net losses widened to $192.6 million from $144.1 million. Bookings slowed sharply to $1.3 million in Q1 2026. The IPO arrives days after the Trump administration announced $100 million in federal funding for Quantinuum as part of a $2 billion quantum investment package, with IBM receiving the largest single award of $1 billion.

Honeywell will retain roughly 49.1% voting power post-IPO and remain a customer and partner. The broader quantum sector is gaining momentum — the Defiance Quantum ETF has surged 73% over the past year — but high short interest in peers like IonQ (22%) signals investor skepticism remains. J.P. Morgan and Morgan Stanley are leading the offering.

Why Insta thinks this matters

Quantinuum's IPO is a landmark moment for the quantum computing industry, signaling institutional appetite for deep-tech bets despite the company's widening losses. For executives, the federal backing and Honeywell anchor provide credibility, but slowing bookings raise commercialization questions. Business leaders evaluating quantum partnerships or investments should watch the June pricing closely as a sector valuation benchmark.

Sources

Bloomberg↗Reuters↗The Quantum Insider↗