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Quantum Computing 28 December 2025 - 31 December 2025

QBTS stock: D-Wave Quantum steadies near $26 after hours as traders eye CES and Qubits events

QBTS stock: D-Wave Quantum steadies near $26 after hours as traders eye CES and Qubits events

D-Wave Quantum shares rose 0.3% to $26.25 in after-hours trading Tuesday following a volatile session with 36 million shares traded. The stock remains up over 200% for 2025. Investors are watching for updates at D-Wave’s CES appearance in Las Vegas Jan. 7–8 and its Qubits user conference Jan. 27–28. Peers IonQ and Rigetti gained, while Quantum Computing Inc fell in late trade.
31 December 2025
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Rigetti stock today: RGTI steadies as Fed minutes and year-end flows keep quantum names jumpy

Rigetti stock today: RGTI steadies as Fed minutes and year-end flows keep quantum names jumpy

Rigetti Computing shares rose 0.3% to $22.34 Tuesday afternoon after swinging 3% intraday. IonQ gained 1.2% and D-Wave Quantum advanced 1.6%, while the broader market was flat. Trading was thin ahead of year-end, with investors rotating within technology. The Federal Reserve’s December minutes showed policymakers split on further rate cuts.
30 December 2025
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Rigetti stock slips as quantum shares cool ahead of Fed minutes

Rigetti stock slips as quantum shares cool ahead of Fed minutes

Rigetti Computing shares fell 0.49% to $22.27 Monday and edged down to $22.24 after hours, extending a 17% pullback since Dec. 22. Volume reached 33.4 million shares. The company ended Q3 with over $600 million in liquidity, according to Zacks. Traders are watching if RGTI holds above $21.53 ahead of Federal Reserve minutes due Wednesday.
30 December 2025
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Rigetti stock today: RGTI slips as year-end profit-taking cools quantum computing shares

Rigetti stock today: RGTI slips as year-end profit-taking cools quantum computing shares

Rigetti Computing shares slipped 0.4% to $22.27 in after-hours trading Monday, with 33.6 million shares traded. The company ended the regular session down 0.5% as investors took profits in volatile quantum computing stocks. Jefferies initiated Rigetti with a Hold rating and $30 target, citing its heavy reliance on government contracts. Analysts expect the next earnings report around March 4, 2026.
30 December 2025
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IonQ stock today: IONQ slips after hours as South Korea 100‑qubit deal hits tape

IonQ stock today: IONQ slips after hours as South Korea 100‑qubit deal hits tape

IonQ shares fell 1.6% to $45.25 in after-hours trading after the company announced a deal to deliver a 100-qubit quantum system to South Korea’s KISTI for integration with its main supercomputing cluster. The company did not disclose financial terms. Traders are watching contract timing and the next earnings update for signs of commercialization progress.
30 December 2025
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IonQ stock falls despite South Korea quantum-system deal as sector cools

IonQ stock falls despite South Korea quantum-system deal as sector cools

IonQ shares fell 2.5% to $44.85 after the company announced a deal to deliver a 100-qubit quantum system to South Korea’s KISTI. The Tempo 100 will be integrated into the country’s largest HPC cluster, marking South Korea’s first on-site hybrid quantum-classical setup. IonQ did not disclose financial terms or a delivery timeline. Trading volume reached 11.1 million shares by mid-afternoon.
29 December 2025
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Rigetti stock slides as quantum-computing trade cools into year-end

Rigetti stock slides as quantum-computing trade cools into year-end

Rigetti shares fell about 3% to $21.72 Monday morning amid continued volatility in quantum-computing stocks. Trading volume reached 14.6 million shares. Investors are watching for updates on Rigetti’s late-2025 technology milestone and next earnings report. The company last reported $1.9 million in quarterly revenue and a $20.5 million operating loss.
29 December 2025
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Rigetti stock slips as quantum trade cools into year-end — what investors watch next

Rigetti stock slips as quantum trade cools into year-end — what investors watch next

Rigetti Computing shares fell 2.1% to $21.92 in midday New York trading Monday amid continued volatility in quantum-computing stocks. The drop followed a sector pullback blamed on profit-taking and thin holiday volumes, Investors.com reported. Rigetti’s next earnings report is expected in early March. The stock remains up about 46% for 2025 but trades more than 40% below its yearly high.
29 December 2025
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Rigetti stock drops nearly 9% as quantum names cool into year-end

Rigetti stock drops nearly 9% as quantum names cool into year-end

Rigetti Computing shares fell 8.6% to $22.38 Friday, leading a drop in quantum-computing stocks as year-end trading thinned. IonQ lost 7.6%, D-Wave Quantum slid 8.1%, and Quantum Computing Inc dropped 6.5%. The S&P 500 and other major indexes ended nearly flat after the holiday. Traders are watching for updates from quantum firms and signs of a continued “Santa Claus rally” into January.
29 December 2025
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IonQ drops with quantum peers into year-end, as investors weigh next catalysts

IonQ drops with quantum peers into year-end, as investors weigh next catalysts

IonQ shares closed down 7.6% at $46.00 Friday, after touching a low of $45.78, with D-Wave, Rigetti, and Quantum Computing Inc also falling sharply. The drop followed recent IonQ announcements of new system deals in South Korea and Switzerland, including a 100-qubit system agreement with KISTI on Dec. 23. Trading volume reached about 19.7 million shares.
29 December 2025
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D-Wave Quantum (QBTS) Stock: Market Closed Sunday as Shares Cool Off; Wall Street Targets Clash With Valuation Warnings

D-Wave Quantum (QBTS) Stock: Market Closed Sunday as Shares Cool Off; Wall Street Targets Clash With Valuation Warnings

D-Wave Quantum (QBTS) closed Friday at $25.29, down 8.1%, after a volatile week that saw the stock drop 21.44% from recent highs. Trading volume reached 33.56 million shares, below average. The decline followed a 20% surge on Dec. 22, with analysts citing profit-taking and speculation rather than negative news. Wall Street maintains a “Strong Buy” rating despite the sharp retreat.
28 December 2025
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Quantum Computing Stocks: IonQ, Rigetti, D-Wave and QUBT Slide Into Year-End—What to Watch Before Monday’s Open

Quantum Computing Stocks: IonQ, Rigetti, D-Wave and QUBT Slide Into Year-End—What to Watch Before Monday’s Open

Quantum computing stocks fell sharply Friday despite a quiet broader market. IonQ dropped 7.6%, Rigetti 8.6%, D-Wave 8.1%, and Quantum Computing Inc. 6.5%. D-Wave’s latest quarter showed $3.7 million revenue and over 70% gross margin, but analysts flagged valuation concerns. Trading volumes remained thin ahead of year-end.
28 December 2025
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