Core Viewpoint - The emergence of quantum computing poses significant risks to current cryptographic systems, particularly those used in blockchain technology, necessitating proactive measures to mitigate these threats [3][8][23]. Quantum Computing Overview - Quantum computing represents a fundamentally different approach to computation compared to traditional semiconductors, with the potential to revolutionize the industry if developed efficiently [2]. - Major players in the semiconductor industry, such as Intel, ASML, and TSMC, dominate the current landscape, but quantum computing is seen as a future advantage for those who can lead in this technology [2]. Risks to Cryptography - Quantum computing has the capability to break widely used cryptographic algorithms, which protect digital assets on blockchains, presenting a significant risk to the security of these assets [3][10]. - The urgency to address these risks is emphasized, as nation-states are investing heavily in quantum computing research, indicating that the threat is imminent [3][23]. Regulatory and Policy Developments - The Quantum Preparedness Act, enacted in 2022, and the approval of quantum-resilient cryptographic standards by the NIST provide a framework for transitioning to more secure cryptographic methods [8][23]. - There is a growing international focus on establishing cryptographic standards, with various countries, including South Korea and China, developing their own frameworks, which will necessitate a flexible approach to cryptography [15][23]. Crypto Agility - The concept of "crypto agility" is introduced, allowing digital asset owners to adapt their cryptographic methods dynamically in response to emerging threats, contrasting with the current static approach [12][16]. - This flexibility is crucial as it enables asset owners to make timely decisions regarding their security measures, thereby enhancing the overall resilience of blockchain technologies [12][17]. Market Dynamics - The market for quantum computing companies has seen significant investment, with some stocks experiencing volatility as investors speculate on the future of this technology [20][21]. - The disparity in funding between private and public quantum research initiatives is noted, with countries like China leading in government investment, which raises concerns about national security implications [22][23].

Three savvy hedge fund billionaires bought small positions in Rigetti Computing in the third quarter.In the third quarter, a few wealthy hedge fund managers sold shares of Amazon (AMZN +0.26%) and bought shares of Rigetti Computing (RGTI +4.12%), a quantum computing stock that has advanced 3,050% since January 2023.Israel Englander at Millennium Management sold 787,900 shares of Amazon, reducing his position by 17%. He also added 522,100 shares of Rigetti.Ken Griffin at Citadel Advisors sold 1.6 million sha ...

Core Insights - The quantum computing investment landscape has experienced significant volatility, with stocks initially selling off in early 2025 but later showing upward momentum before declining again in October due to reduced market risk appetite [2][16] - IonQ and Rigetti Computing have both seen substantial declines from their October highs, with IonQ down approximately 43% and Rigetti down about 60% [3] - The success of quantum computing stocks in 2026 will largely depend on the market's risk appetite rather than the companies' actual technological advancements [15][16] Company Analysis - IonQ utilizes trapped ion qubits, which offer high fidelity and accuracy, achieving a notable 99.99% two-qubit gate fidelity, significantly surpassing competitors using superconducting qubits [9][7] - Rigetti Computing employs superconducting qubits but has struggled to close the gap with IonQ, facing challenges in securing research contracts that are crucial for long-term viability [11][12] - IonQ's leadership in the trapped ion approach positions it favorably, but it must establish a strong market foothold before competitors potentially catch up in accuracy and speed [10][17] Market Dynamics - The Quantum Benchmarking Initiative by DARPA aims to identify quantum technologies that can operate cost-effectively at a commercial scale, with IonQ selected for Stage B while Rigetti was not [12][14] - The current market for quantum computers is limited, primarily consisting of research contracts, which makes winning these contracts essential for companies like IonQ and Rigetti [11] - The volatility of quantum computing stocks is influenced by broader market conditions, with speculative valuations making them sensitive to shifts in investor sentiment [15][16]

Core Insights - Citadel increased its stake in D-Wave Quantum by over 200% in the last quarter, indicating strong confidence in the company's potential [1][3] - D-Wave Quantum is focused on developing quantum computers using quantum annealing, targeting specific optimization and probabilistic sampling problems [4][5] - Despite impressive revenue growth, D-Wave is facing significant losses and limited commercial adoption of its technology [7][9][10] Company Performance - Citadel purchased 169,057 shares of D-Wave Quantum, raising its stake by 201% [3] - D-Wave's current market capitalization stands at $8.7 billion, with a gross margin of 82.82% [4] - The average 12-month price target for D-Wave Quantum among analysts is $38, suggesting a potential upside of 59% from its current price [3] Market Position and Challenges - D-Wave's technology is applicable to complex problems in various industries, including logistics and telecommunications, but its traction remains limited [5][9] - The company has a high price-to-sales ratio of 294, which raises concerns about sustainability and potential valuation corrections in the future [14] - Insiders, including key executives, have been selling shares, which may indicate a lack of confidence in the company's near-term prospects [10] Investment Considerations - Citadel's strategy includes holding both shares and options in D-Wave, suggesting a hedged approach to investment [11] - Investors are advised to focus on classic valuation assessments rather than following hedge fund positions or analyst predictions [12] - The current market environment may not be suitable for average investors, as D-Wave's stock is characterized by high volatility and risk [15]

Montreal, Quebec--(Newsfile Corp. - December 18, 2025) - The Board of Directors of Quantum eMotion Corp., (TSXV: QNC) (OTCQB: QNCCF) (FSE: 34Q0), ("QeM"), today approved the grant of stock options to the Corporation's Chief Executive Officer to purchase up to 200,000 common shares of the Corporation at an exercise price of $4.02 per share. The options vest immediately and have a term of 10 years, expiring on December 17, 2035.About Quantum eMotion Corp.The Company aims to address the growing demand for aff ...

Montreal, Quebec and Irvine, California--(Newsfile Corp. - December 18, 2025) - Greybox Solutions Inc., a leading digital health company specializing in clinically validated chronic care management, today announced the official launch of its first reimbursed chronic care and remote patient monitoring (RPM/CCM) services for senior living in the United States, in partnership with Quantum eMotion Corp. (TSXV: QNC) (OTCQB: QNCCF) (FSE: 34Q0) ("QeM"), and Vigilant Care Monitoring LLC founded by Brian Schott, a ...

SHENZHEN, China, Dec. 18, 2025 /PRNewswire/ -- MicroCloud Hologram Inc. (NASDAQ: HOLO), ("HOLO" or the "Company"), a technology service provider, innovatively launches a quantum-enhanced deep convolutional neural network image 3D reconstruction technology system. This system first utilizes quantum convolutional neural network to complete the feature extraction of input images, then generates the core parameters of the 3D model through quantum fully connected layers, and finally imports these parameters int ...

Strategic Investment in Keypair: BTQ Technologies announced a strategic investment in Keypair, a Korean full-stack security company with long-term deployments across defense, energy, and financial services, including mission-critical national infrastructure customers. PQC IP Co-Ownership and Co-Development: BTQ will co-own Keypair's existing and future post-quantum cryptography related intellectual property and jointly develop next-generation, post-quantum-ready, hardware-rooted security technologies buil ...

CENTENNIAL, Colo.--(BUSINESS WIRE)--Quantum Corporation (Nasdaq: QMCO) (Quantum or the Company), today announced that all matters brought before the Company's Annual Meeting of Shareholders held on December 16, 2025 were approved, including the proposal to issue senior secured convertible notes (Convertible Notes) to Dialectic Technology SPV LLC (Dialectic) in a dollar-for-dollar exchange for approximately $55 million of term debt held by Dialectic. As a result, following such exchange, Dialectic will be en ...

Key Takeaways IONQ reported two-qubit gate fidelities above 99.99% in October 2025, strengthening its early commercial case.RGTI plans a 150 qubit system by end-2026 after delivering a 100 qubit system in 2025.QUBT faces wide losses, minimal revenues and reliance on capital markets heading into 2026.Quantum computing has moved from speculative R&D toward commercial pathways in 2025, and industry forecasts now show material upside over the next decade. Many market research firms are seeing the quantum comput ...