3189companies in the directory 652ISIN verified against the check digit 7exchanges 14sectors No real-time quotes — a reference work, not a trading platform3189companies in the directory 652ISIN verified against the check digit 7exchanges 14sectors No real-time quotes — a reference work, not a trading platform
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Quantum Computing
Sectors · Quantum technology, photonics and deep tech

Quantum Computing stocks: small caps at a glance

Kurz gefasstQuantum computing is the most speculative sector in the Atlas: high valuations, barely any revenue, and sharp price swings on individual announcements. For beginners, it is more of an educational case study than an investment.
14 companies in the directory 12 articles 5 typical price drivers

What belongs in this sector

The sector covers manufacturers of quantum computers, providers of quantum software and algorithms, photonics, and adjacent deep-tech areas. Most companies are research-driven and generate their revenues from research contracts and pilot projects rather than commercial products. The market is pricing in expectations for the coming decade.

What moves the share price

These are the events that typically move share prices in the Quantum Computing sector:

Technology breakthrough
For example in error correction or the number of stable qubits — the central technical hurdle.
Commercial contract
Rare, and therefore market-moving. A contract with a large corporation often lifts the entire sector, including companies not directly involved.
Government funding programme
Government initiatives for quantum technology have a broad effect across the sector.
Partnership with a university or corporation
Validates the technology, but usually makes no immediate contribution to revenue.
Patent grant
Secures intellectual property, but says nothing about commercial viability.

The key figures that matter here

Revenue sourceResearch contract or genuine product sales? The difference is fundamental.
Cash runwayWith development horizons spanning years, this is the defining question of survival.
Technical metricsNumber of qubits, error rate, coherence time — to be read with caution, as none of these are defined uniformly.
DilutionRepeated capital increases (Kapitalerhöhungen) are common among pre-revenue companies.

Risiken des Sektors

The commercial value of quantum computing is, by current reckoning, still years away, while valuations already assume success. Announcements move the entire sector regardless of whether individual companies are directly affected — a classic pattern for exaggeration in both directions. A total loss is a realistic scenario.

Recent articles

Government Stakes in Quantum Computing: What $100M Deals Really Mean 09.09.2026 Executive Orders & Quantum Stocks: What Political Tailwinds Actually Deliver 25.08.2026 Q2 Quantum Computing Earnings: Real Turning Point or Just a Rally? 22.08.2026 Narrative vs. Fundamentals: What QUBT Investors Underestimate 11.08.2026 IBM's Quantum Horizon: What a Tech Giant's Timeline Means for Pure-Play Providers 11.08.2026

All articles →

Companies in this sector

14 listed small and micro caps in this sector, ordered by market capitalisation.

companiesTickerBörse
Quantum Computing Inc. QUBT NASDAQ
Horizon Quantum Holdings Ltd. HQ NASDAQ
Arqit Quantum Inc. ARQQ NASDAQ
QuantumCore Ltd. QNCR CSE
01 Quantum Inc. ONE TSXV
Quantum Secure Encryption Corp. QSE CSE
SuperQ Quantum Computing Inc. QBTQ CSE
Quantum BioPharma Ltd. QNTM CSE
Quantum Battery Metals Corp QBAT CSE
IonQ, Inc. IONQ NYSE
Rigetti Computing, Inc. RGTI NASDAQ
D-Wave Quantum Inc. QBTS NYSE

View all 14 companies →

Andere Sektoren

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Educational content only, not investment advice. Small caps are highly speculative and total loss is possible. All information without warranty.