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Jun 3, 2026 12:00 PM

Will Quantinuum Lift Other Quantum Stocks — Or Eat Their Lunch?

Wall Street has a quantum computing problem, and it’s not about qubits. It’s about how the market prices the entire sector as a single trade.

When the Trump administration announced $2 billion in federal grants to nine quantum computing firms last month, the pure-play basket lit up in unison: IonQ Inc. (NYSE:IONQ) climbed 10%, D-Wave Quantum Inc. (NYSE:QBTS) rocketed 25%, Rigetti Computing Inc. (NASDAQ:RGTI) surged 24% and Quantum Computing Inc. (NASDAQ:QUBT) jumped 14%. 

IONQ stock is moving. See the chart and price action here. 

No single company drove those moves, the sector simply traded like one ticker symbol. The dynamic has defined quantum investing since the cohort first captured retail imagination in late 2023, and it hasn’t changed.

But Thursday’s debut of Quantinuum on Nasdaq under the ticker QNT may be the event that finally tests it.

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