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Quantum Computing 1 June 2026 - 13 June 2026

Quantum Shares Snap Back as IonQ, Rigetti, D-Wave Lose Steam

Quantum Shares Snap Back as IonQ, Rigetti, D-Wave Lose Steam

Quantum computing names finished the week with volatile trading and recent gains still in focus. IonQ was last at $57.85, off 0.3%. Rigetti Computing gained 1.7% to $20.98. D-Wave Quantum slipped 2.0% to $23.37 and Quantum Computing Inc. was up 0.2% at $9.93. The group had rallied after a spring run-up—The Motley Fool said Friday IonQ, Rigetti and D-Wave were still up at least 50% from the end of March, even after some weakness this week.
13 June 2026
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Rigetti Computing Stock Falls as Sale Notice Tests $100 Million Quantum Rally

Rigetti Computing Stock Climbs After $40 Target, But Quantum Valuation Risks Remain

Rigetti Computing, Inc. shares were up in Friday trading, with Nasdaq-listed RGTI recently changing hands at $21.27, up $0.64 from the prior close, after touching an intraday high of $21.945 on volume of about 23.9 million shares. The move kept the quantum-computing stock in focus after a fresh analyst update and renewed interest in companies seen as potential beneficiaries of government-backed quantum research spending.
12 June 2026
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Quantum Cyber slips after QUCY drone unit plan raises dilution fears

Quantum Cyber slips after QUCY drone unit plan raises dilution fears

Quantum Cyber N.V. laid out a fresh manufacturing promise Thursday, announcing plans for an Advanced Filament Manufacturing Division at its planned Connecticut defense-tech site. QUCY is pushing to show investors it’s getting serious about drone hardware manufacturing, not just licensing deals and a new name. The company said this new division aims to supply the filament needed for an 80-unit 3D-printer drone production line, and could also market EMP-hardened filament to outside defense buyers. EMP, or electromagnetic pulse, can take down electronic systems.
11 June 2026
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Rigetti Computing Stock Falls as Sale Notice Tests $100 Million Quantum Rally

Rigetti Computing Stock Falls as Sale Notice Tests $100 Million Quantum Rally

• Rigetti Computing closed Tuesday at $19.69, down 9.55%, and slipped further in premarket trading Wednesday.• A June 8 SEC Form 144 listed a proposed sale by director Ray O. Johnson of 122,188 shares valued at about $2.6 million.• The pullback is testing investor enthusiasm for Rigetti’s up-to-$100 million U.S. Commerce Department quantum-computing funding letter.
10 June 2026
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