Quantum Computing Inc. (QUBT) shares surged 9% on Wednesday with no clear catalyst. The rally appears disconnected from fundamentals, as a newly announced European quantum startup IQM is going public at a 51.4x price-to-sales ratio, while QUBT trades at an extreme 3,600x P/S ratio based on just $546,000 in annual revenue against a $1.8B market cap. The analyst questions why QUBT is rising when it should be falling based on valuation comparisons.

Anson Funds Management LP has completely exited its $98.93 million position in Quantum Computing Inc. (QUBT), selling 5.37 million shares. The company, which develops software to bridge quantum hardware and enterprise applications, faces questions about converting early-stage pilots into sustained commercial revenue, with only $384,000 in Q3 revenue.

Microsoft has accelerated its quantum computing timeline, with corporate VP Zulfi Alam announcing confidence that by 2029, quantum machines will be deployed in data centers with commercial value, performing calculations that classical computers cannot. The company plans to integrate quantum-classical hybrid systems into data center infrastructure, marking a shift from experimental research to practical deployment.

D-Wave Quantum has had a strong start to 2026 with a $550M acquisition and new deals, but shares are down 30% YTD amid broader quantum sector selloff. Quantum Computing Inc. (QUBT) has outperformed peers but faces fundamental challenges with minimal revenue ($384K last quarter) and significant losses ($17M+ YTD). While analysts are bullish on QUBT with 112% upside potential, D-Wave appears better positioned with stronger revenue generation and strategic advantages, making the recent selloff potentially a buying opportunity.

Quantum Computing Inc. (QUBT) claims to offer faster commercialization of quantum technology, but the company's financials reveal significant red flags. With only $546,000 in revenue over 12 months against a $1.9 billion market cap, tens of millions in annual spending, and a history of misleading claims about commercial contracts, the analyst believes the stock has a reasonable chance of going to zero and will likely underperform the market.

Pure-play quantum computing stocks (IonQ, Rigetti, D-Wave, Quantum Computing Inc.) have soared up to 6,200% in 2025, but face significant risks. While quantum computing offers $450-850 billion in economic value by 2040, the biggest overlooked threat is competition from cash-rich Magnificent Seven companies like Amazon, Microsoft, Alphabet, and Meta, which are already developing their own quantum processors and can easily acquire or outcompete smaller pure-play competitors.

Infleqtion, a quantum computing and sensing company built on neutral-atom technology, is going public via SPAC merger with Churchill Capital Corp X (CCCX) at a $1.8 billion valuation. The company has real revenue-generating quantum sensing products, government contracts, Nvidia partnership, and backing from U.S. and U.K. governments. It is expected to trade on NYSE under ticker INFQ on February 17, 2026.

Quantum Computing Inc. (NASDAQ:QUBT) has completed its $110 million all-cash acquisition of Luminar Semiconductor, Inc., a subsidiary of Luminar Technologies (NASDAQ:LAZR). The acquisition enables QCi to build a vertically integrated photonics and quantum technology platform, combining its thin-film lithium niobate technology with LSI's lasers, detectors, and manufacturing capabilities. LSI will operate as a wholly owned subsidiary and maintain its aerospace, defense, and industrial market relationships, providing near-term revenue visibility.

Rigetti Computing and Quantum Computing represent two different approaches to quantum computing investment. Rigetti uses proven superconducting technology with a complete 'one-stop shop' offering, while Quantum Computing develops experimental photonic chips. Despite both stocks being highly speculative and richly valued, Rigetti is recommended as the better choice due to its established technology, clearer roadmap, and proven business model, while Quantum Computing faces significant manufacturing hurdles before challenging established players.

The article argues that while quantum computing represents the next technological frontier, investors should consider established tech titans like Alphabet over speculative pure-play quantum stocks. Alphabet is positioning itself as a serious quantum computing innovator with its Willow chip and Quantum Echoes algorithm, while also maintaining dominance in search, cloud computing, and AI. Despite analyst concerns about high capital expenditures and regulatory challenges, the author views Alphabet as the better investment choice compared to riskier quantum computing startups.

Rigetti Computing, a quantum computing chip developer, has seen its stock soar from $9.75 at its 2022 SPAC debut to a peak of $56.34 in October 2025, currently trading around $22. While bulls praise its full-stack quantum computing approach and ambitious growth targets (168% revenue growth projected for 2026), bears argue the stock is overvalued at 160x projected 2027 sales. The company faces significant headwinds including competition from newer refrigeration-free systems by IonQ and Quantum Computing, competition from tech giants IBM and Google, delayed product launches, declining revenue over the past three years, and heavy share dilution. The analyst expects the stock to trade sideways or decline over the next 12 months.

Analyst Lyle Daly warns against investing in Quantum Computing Inc. (QUBT), citing an extremely high valuation of over 3,000 times trailing sales, minimal revenue of just $546,000 annually, and significant share dilution that has quadrupled outstanding shares over three years. Despite the company's technological advantages in room-temperature photonics systems, the unclear winner in quantum computing and intense competition make the stock too risky.