Today: 29 June 2026
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NASDAQ:ARQQ 24 June 2025 - 24 June 2026

Arqit Quantum (NASDAQ:ARQQ) climbs after fresh U.S. quantum security deals, SEC filing

Arqit Quantum (NASDAQ:ARQQ) climbs after fresh U.S. quantum security deals, SEC filing

Arqit Quantum surged 35.6% after U.S. executive orders on June 22 spotlighted post-quantum cryptography, the encryption Arqit sells, with shares quoted up again premarket; a Millennium-linked group briefly held over 5% but fell below that threshold, and a $7 million legal settlement was approved, resolving all U.S. class actions against the company.
24 June 2026
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Quantum computing stocks: IonQ, Rigetti Computing, D-Wave Quantum slide 7%-9% — what to watch next week

Quantum computing stocks: IonQ, Rigetti Computing, D-Wave Quantum slide 7%-9% — what to watch next week

Quantum computing stocks fell sharply Friday, with IonQ down 7.5%, Rigetti 8.4%, D-Wave 8.6%, Quantum Computing Inc 9.0%, and Arqit Quantum 8.9%. IonQ disclosed share issuances tied to its Skyloom and Seed Innovations acquisitions in a recent SEC filing. U.S. markets are closed for the weekend. The Feb. 6 jobs report and Big Tech earnings are the next major events.
1 February 2026
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Quantum computing stocks tumble into weekend: IonQ, Rigetti, D-Wave slide as rate jitters bite

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

Quantum computing stocks fell 7%–9% Friday, outpacing the Nasdaq’s 0.94% drop after U.S. producer prices rose 0.5% in December and Donald Trump named Kevin Warsh as his Fed chair pick. IonQ slid 7.5%, Rigetti 8.4%, D-Wave 8.6%, Quantum Computing Inc 9.0%, and Arqit 8.9%. Investors await a House funding vote Feb. 2 and jobs data Feb. 6.
31 January 2026
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Quantum Computing Stocks Slide in Premarket After D-Wave’s $550 Million Quantum Circuits Deal

Quantum Computing Stocks Slide in Premarket After D-Wave’s $550 Million Quantum Circuits Deal

D-Wave Quantum shares fell 3.5% premarket to $30.20 after announcing a $550 million cash-and-stock deal to acquire Quantum Circuits. IonQ, Rigetti, Quantum Computing Inc, and Arqit also traded lower. SEC filings detail a stock-price collar between $22.30 and $39.03 for the equity portion. The deal can be terminated if not closed by April 6.
8 January 2026
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Quantum Computing Stocks Pull Back Into the Weekend: IonQ, D-Wave, Rigetti and QUBT Slide as Investors Size Up 2026 Catalysts

Quantum Computing Stocks Pull Back Into the Weekend: IonQ, D-Wave, Rigetti and QUBT Slide as Investors Size Up 2026 Catalysts

Quantum computing stocks slumped Friday, with IonQ closing at $46.00, down 7.6%, and D-Wave Quantum off 8.1% at $25.29. Rigetti Computing and Quantum Computing Inc. both lost over 6%, while Arqit dropped 9.6%. The declines came amid thin post-holiday trading and muted index moves, amplifying volatility in speculative names. Investors cited year-end portfolio shifts and low liquidity as key factors.
27 December 2025
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Quantum Stocks on the US Market Today: IonQ, Rigetti, D‑Wave, QCi and Arqit Slide After Close as Analyst Coverage Expands (Dec. 17, 2025)

Quantum Stocks on the US Market Today: IonQ, Rigetti, D‑Wave, QCi and Arqit Slide After Close as Analyst Coverage Expands (Dec. 17, 2025)

Quantum-related stocks fell sharply after the U.S. market closed Wednesday, with IonQ down 7.69%, Rigetti off 6.14%, and D-Wave losing 6.84%. The drop followed broader tech declines and renewed concerns over an “AI bubble,” despite Wedbush initiating coverage on the sector with Outperform ratings for several names.
18 December 2025
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Quantum Stocks Today in the U.S. Stock Market: IONQ, QBTS, RGTI, QUBT and ARQQ Move on Jefferies Coverage and Deal News (Dec. 16, 2025)

Quantum Stocks Today in the U.S. Stock Market: IONQ, QBTS, RGTI, QUBT and ARQQ Move on Jefferies Coverage and Deal News (Dec. 16, 2025)

Jefferies initiated coverage on quantum computing stocks Tuesday, giving Buy ratings to IonQ and D-Wave Quantum, and Hold to Rigetti. IonQ rose 6.3% to $48.96, D-Wave gained 5% to $24.92, and Rigetti edged up 0.1% to $23.56 by early afternoon. Jefferies set price targets of $100 for IonQ, $45 for D-Wave, and $30 for Rigetti. Trading volumes surged across the sector.
16 December 2025
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Quantum Stocks Today After the Bell (December 9, 2025): IonQ, Rigetti, D‑Wave, Arqit and QUBT Pause After a Wild Year

Quantum Stocks Today After the Bell (December 9, 2025): IonQ, Rigetti, D‑Wave, Arqit and QUBT Pause After a Wild Year

Quantum computing stocks ended mixed Tuesday after a volatile year, with IonQ flat at $54.44, D-Wave Quantum down 0.4% at $28.33, Rigetti off 0.2% at $28.22, Quantum Computing Inc. up 1.4% at $13.21, and Arqit Quantum down 0.3% at $29.63. The S&P 500 slipped 0.2% as traders awaited a Federal Reserve decision.
9 December 2025
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Quantum Stocks Today (Dec. 9, 2025): IonQ, Rigetti, D‑Wave and Arqit Cool After Huge 2025 Rally

Quantum Stocks Today (Dec. 9, 2025): IonQ, Rigetti, D‑Wave and Arqit Cool After Huge 2025 Rally

Quantum computing stocks including IonQ, Rigetti, D-Wave, Arqit, and Quantum Computing Inc. closed mostly flat to slightly lower on Tuesday after sharp multi-year rallies. IonQ ended at $54.35, Rigetti at $27.90, D-Wave at $27.99, and Arqit at $28.94, while Quantum Computing Inc. rose to $13.21. New Zacks research and hedge-fund filings spotlighted growing institutional interest in the sector.
9 December 2025
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Quantum Leap: Satellite QKD’s Race to Secure the Global Data Economy (2024–2031)

Quantum Leap: Satellite QKD’s Race to Secure the Global Data Economy (2024–2031)

The global quantum key distribution market is projected to grow from $480 million in 2024 to $2.63 billion by 2030, with space-based QKD expected to reach $1.1 billion. China’s Micius satellite enabled secure links up to 12,800 km by 2025. Europe’s EAGLE-1 mission is set for launch in late 2025 or early 2026. Over 60% of QKD demand through 2030 is expected from government, defense, and diplomatic sectors.
24 June 2025
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Stock Market Today

  • Top 10 Most Shorted ASX Stocks and Weekly Market Movers
    June 28, 2026, 11:00 PM EDT. The latest Short Seller Series highlights the 10 most heavily shorted stocks on the Australian Securities Exchange (ASX). This report also tracks significant weekly shifts in short interest, indicating which stocks are attracting more or less bearish bets. Investors often study short interest as it reflects market sentiment, showing which shares traders expect to fall. This update provides insight into the biggest risers and fallers in short positions, helping investors gauge potential market moves and emerging risks.

Latest articles

Trump-era loan caps could open door for private lenders in grad school market

Trump-era loan caps could open door for private lenders in grad school market

29 June 2026
July 1 federal loan caps slash Grad PLUS access, forcing many graduate and professional students to seek private loans; Sallie Mae projects up to 70% origination growth over several years, while SoFi reports record student-loan volume—investors now face a real-time test of how much demand shifts to private lenders as federal limits hit.
IREN Limited (NASDAQ:IREN) slides as Warriors badge faces AI revenue test

IREN Limited (NASDAQ:IREN) slides as Warriors badge faces AI revenue test

29 June 2026
IREN Limited (NASDAQ:IREN) plunged 21.3% to $47.21 over five straight down days despite announcing a record $50M+ annual Warriors jersey deal, as investors focused on the company’s not fully contracted $4.4B target ARR and high short interest at 19.74% of float, with Friday’s close near the lowest analyst target.
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