Quantum computing stocks tumble into weekend: IonQ, Rigetti, D-Wave slide as rate jitters bite

Quantum computing stocks slid heading into the weekend, deepening a steep decline as investors pulled back from speculative tech amid fresh inflation concerns and shifts in U.S. policy cues.

Quantum computing stocks stir again as IonQ jumps; what investors watch into Tuesday

Quantum computing stocks stir again as IonQ jumps; what investors watch into Tuesday

Quantum computing stocks wrapped up the last U.S. session with gains, led by IonQ despite a mostly flat Wall Street ahead of the long weekend. IonQ jumped 6.8% to close at $50.80. Rigetti climbed 3.7% to $25.62, Quantum Computing Inc added 4.0% to $12.70, and D-Wave edged up 0.5% to $28.83. Meanwhile, the S&P 500 and Nasdaq each dipped 0.06%.
IonQ, Rigetti and QUBT move: what’s driving quantum computing stocks into next week

IonQ, Rigetti and QUBT move: what’s driving quantum computing stocks into next week

Rosenblatt Securities analyst John McPeake kicked off coverage on Rigetti Computing and Quantum Computing Inc, handing both Buy ratings, Barron’s reported. The quantum computing sector stays under the spotlight, despite ongoing skepticism about extended timelines and scant near-term revenue. “Rigetti does indeed need to get their error rates down to be more competitive,” McPeake noted.
D-Wave Quantum (QBTS) stock closes higher as insider sales filings surface ahead of holiday week

D-Wave Quantum (QBTS) stock closes higher as insider sales filings surface ahead of holiday week

Shares of D-Wave Quantum Inc. edged up 0.5% to $28.83 Friday, after fluctuating between $30.12 and $28.29 on roughly 40.6 million shares traded. Insider filings revealed CEO Alan Baratz offloaded 35,013 shares and CFO John Markovich sold 9,179 shares to cover tax withholding on vested stock awards. Chief legal officer Diane Nguyen sold 20,000 shares under a pre-arranged plan from August 2025, plus another 4,519 for tax withholding. Other U.S.-listed quantum stocks also gained: IonQ climbed 6.8%, Rigetti rose 3.7%, and Quantum Computing Inc was up 4.0%.
Quantum computing stocks pop as Rosenblatt starts Buy calls on Rigetti, Quantum Computing

Quantum computing stocks pop as Rosenblatt starts Buy calls on Rigetti, Quantum Computing

Shares of Rigetti Computing and Quantum Computing Inc climbed Friday after Rosenblatt Securities initiated coverage with Buy ratings, pegging price targets at $40 and $22, respectively. Rigetti jumped 3.7% to $25.62, while Quantum Computing advanced 4.0% to $12.70 in late trading. IonQ rose 6.8%, and D-Wave Quantum added 0.5%. Rosenblatt analyst John McPeake admitted he was “giving them the benefit of the doubt” on Rigetti’s near-term target.
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