Best quantum computing stocks by NexusTrade rating

Ratings and dated fundamentals

Inspect the highest-rated company

How is this ranking built?

Every industry list applies the same steps at its own cutoff: industry membership, the latest AI report rating on or before the cutoff, a report age limit, dated market data, then a sort by rating with ties ordered by ticker. The animation steps through them with one real example, the live cybersecurity list refreshed on October 13, 2026.

A live list's cutoff is its refresh time. A past year's list uses December 31 of the year before, and the current year's list uses the time it was generated. A Top N page shows the first N rows of its year's list and exists only when that list has at least N companies.

What best means in this list

This list was refreshed on 2026-11-07 using existing company reports. The report date in each row is the date of the underlying analysis; refreshing the list does not create a new company report.

Best means the highest stored NexusTrade report ratings within this selection. Ratings use the product's 1-to-5 scale. The list sorts by rating from high to low, with ticker order breaking equal-rating ties. A rating summarizes a report; it does not predict a stock's return.

Companies belong to the Quantum Computing classification, based on company products and revenue. Classifications can overlap, so a company may appear in several industry lists.

What the leading companies do

The first 4 companies below lead the ratings in this snapshot; equal ratings are ordered by ticker. Their company profiles describe different businesses even when they share the Quantum Computing selection.

These are company descriptions, not estimates of revenue from this theme. Industry membership does not identify a pure-play business or establish how much sales depend on it. Open the company profile and examine segment disclosures before treating an overlapping classification as equivalent exposure.

1. Booz Allen Hamilton Holding Corporation (BAH): 3 / 5

   Booz Allen Hamilton Holding Corporation, a technology company, provides technology solutions using artificial intelligence, cyber, and other technologies for government's cabinet-level departments and commercial customers in the United States and internationally. The company offers artificial intelligence (AI) which creates purpose-built AI solutions that adapt commercial and internally-developed technology to the needs of the federal government; cyber solutions; and legacy systems with cloud-enabled infrastructure, platforms, and applications. It also provides multi-modal data fusion coupled with cyber and AI for intelligence, surveillance, and reconnaissance, earth observation, and domain awareness/battle management; and quantum information sciences that provides quantum computing, quantum sensing, quantum communications, post-quantum compute readiness, and post-quantum cryptography. Booz Allen Hamilton Holding Corporation was founded in 1914 and is headquartered in McLean, Virginia.

2. Quantum Computing Inc. Common (QUBT): 2 / 5

   Quantum Computing Inc., an integrated photonics company, provides quantum machines to commercial and government markets in the United States. The company develops thin film lithium niobate chips for optical devices, such as electro-optical modulators, periodically poled devices for frequency conversion, and micro ring resonator cavities markets. It is also developing entropy quantum computer, a full-stack system, allows users to avoid the complexity of software development kits at the circuit level, as well as enables developers to create and execute quantum-ready applications using application programming interfaces. In addition, the company offers reservoir computer, an edge device that used an integrated circuit that can be reprogrammed after manufacturing and optimized for recurrent neural network applications; lidar which allows machines to see through dense fog and provide image fidelity at great distances in environments such as snow, ice, and water; quantum photonic vibrometer, an instrument for remote vibration detection, sensing, and inspection; and quantum networks and quantum authentication products. The company was formerly known as Innovative Beverage Group Holdings, Inc. Quantum Computing, Inc. was founded in 2001 and is based in Hoboken, New Jersey.

3. IonQ, Inc. (IONQ): 1.5 / 5

   IonQ, Inc. develops quantum computers and networks in the United States. It sells access to quantum computers of various qubit capacities. The company also makes access to its quantum computers through cloud platforms, such as Amazon Web Services (AWS) Amazon Braket, Microsoft's Azure Quantum, and Google's Cloud Marketplace, as well as through its cloud service. The company engages in quantum-safe networking and quantum detection systems. It offers quantum key distribution systems, quantum random number generators, and single-photon detectors. In addition, it provides contracts associated with the design, development, construction, and sale of specialized quantum computing hardware systems; maintenance and support services; and consulting services related to co-developing algorithms on quantum computing systems. The company has a collaboration agreement with AstraZeneca PLC for the development of quantum-accelerated computational chemistry workflow for healthcare, life sciences, and chemistry. The company was incorporated in 2015 and is headquartered in College Park, Maryland.

4. Rigetti Computing, Inc. Common Stock (RGTI): 1.5 / 5

   Rigetti Computing, Inc., through its subsidiaries, builds quantum computers and the superconducting quantum processors the United States, the United Kingdom, rest of Europe, Asia, and internationally. The company offers quantum processing units (QPUs) and quantum computing systems through the cloud in the form of quantum computing as a service (QCaaS) products. It also provides 9- ubit quantum processing unit under the Novera QPU trade name; 84-qubit Ankaa-3 system under the name Novera QPU; and sells access to its quantum computers through QCaaS. In addition, the company offers quantum cloud services that provides support for various range of programming capabilities, public or private clouds integration, and connectivity, as well as quantum operating system software that supports public and private cloud architectures. Further, it offers professional services, such as algorithm development, benchmarking, quantum application programming, and software development. The company serves commercial enterprises, government organizations, and international government entities. Rigetti Computing, Inc. was founded in 2013 and is headquartered in Berkeley, California.

Valuation and company size within this selection

These summaries use the 4 displayed companies. Each company retains its own market observation date in the ratings table above. Medians are unweighted; they are not a sector index valuation.

Positive P/E and price-to-book values are summarized separately. Missing, zero and negative values are excluded from those medians, with the included count shown. A lower multiple alone does not establish better value: profitability, growth, debt and business mix can differ.

Other business classifications in the list

A company can appear in several product and revenue classifications. These overlapping memberships help identify different business mixes to investigate; they are not verified revenue shares or mutually exclusive subindustries.

Dates and coverage

Report dates range from 2025-12-31 to 2025-12-31. Market observations range from 2026-11-06 to 2026-11-06. These dates may differ across companies. Daily closes are not synchronized live quotes.

The selection includes 0 companies without a report, 0 with invalid latest rating metadata, 0 with older reports, 0 with missing required fundamentals and 0 with out-of-date market observations. Missing companies receive no substitute score.

How the ranking is built

The ranking uses the latest stored report at or before the refresh cutoff for each active eligible company. The report date, fiscal year/period and producing model remain visible. The latest invalid score is excluded; an older favorable score does not replace it. Publication policy stock-ratings-v1 accepts report ages up to 550 days and market observations up to 10 calendar days, with a positive close and market capitalization. Optional missing ratios remain not reported.

Report ages can differ substantially, particularly between annual and quarterly reports. Different producing models may also use different judgments. Read the date, fiscal period and model before comparing scores. Private report analysis and account data are not published here.

A refresh reads existing reports and market data. It does not rerun a model or create a new analysis. Compare business fundamentals and your own research constraints alongside the score before making a decision.