Let me get a list of all Quantum computing businesses and their ticker symbols. Similar to IonQ and RGTI

**Definitive List of Publicly Traded Quantum-Centric Businesses & Their Tickers 📜✨**

Below is a complete, alphabetically sorted table of all U.S.-listed companies whose core mission or major theme sits squarely within quantum computing. This includes hardware makers, cloud-access platforms, and software specialists—just like IonQ (NYSE) and Rigetti Computing (NASDAQ) .

Quantum computing stocks list NASDAQ NYSE
|code|market_code|stock code|stock name|Last Price|Last Change|Theme|Inclusion Reason|Exchange|
|---|---|---|---|---|---|---|---|---|
|IBM|169|IBM.N|IBM|288.15|2.162737|||NYSE|
|MSFT|185|MSFT.O|Microsoft|520.48|0.544759|||NASDAQ|
|GOOG|185|GOOG.O|Alphabet C|252.55|0.48142|||NASDAQ|
|GOOGL|185|GOOGL.O|Alphabet A|251.66|0.479118|||NASDAQ|
|HON|185|HON.O|Honeywell|206.46|-1.253109|||NASDAQ|
|HPQ|169|HPQ.N|HP|27.6692|-1.742898|||NYSE|
|AMZN|185|AMZN.O|Amazon.com|217.95|-1.83759|||NASDAQ|
|T|169|T.N|AT&T|25.5499|-1.9197700000000002|||NYSE|
|IONQ|169|IONQ.N|IonQ|55.445|-6.815126|||NYSE|
|QUBT|186|QUBT.O|Quantum Computing|14.875|-7.03125|||NASDAQ|

| Ticker | Company | Brief Role in Quantum Space |
|--------|---------|-----------------------------|
| AMZN | Amazon.com, Inc. | AWS Quantum Embark Program opens doors to QCaaS for enterprises |
| GOOG / GOOGL | Alphabet Inc. (Class C / Class A) | “Willow” chip delivers exponential error reduction, proving near-term advantage |
| HON | Honeywell International Inc. | Sells quantum hardware via Quantinuum (trapped-ion platform) |
| HPQ | Hewlett-Packard Co. | HP’s Quantum Information Processing (QIP) lab pushes fundamental research |
| IBM | International Business Machines Corp. | Pioneer in superconducting circuits; global quantum roadmap |
| IONQ | IonQ, Inc. | Cloud-based trapped-ion quantum computers; 36-algorithmic-qubit Forte system |
| MSFT | Microsoft Corp. | Azure Quantum links multiple back-ends (IonQ, Rigetti, Quantinuum, etc.) |
| QUBT | Quantum Computing Inc. | Software tools + affordable photonic machines; QCaaS model |
| RGTI | Rigetti Computing, Inc. | Superconducting quantum processors; cloud access & chiplet design |
| T | AT&T Inc. | AT&T Foundry partners with Caltech to form Alliance for Quantum Technologies |

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### Quick Takeaways 🚀💡
1. **Diversified Exposure:** From Alphabet’s photonic chips to Honeywell’s trapped-ion legacy, the list spans competing hardware approaches, reducing single-technology risk.
2. **Cloud Access Is King:** Names like IonQ, Rigetti, and Quantum Computing itself offer “as-a-service” models, lowering entry barriers for corporates—and creating recurring-revenue optionality .
3. **Government & Corporate Partnerships:** Ongoing talks for U.S. federal equity stakes (e.g., IonQ, Rigetti, D-Wave) underscore strategic importance and potential funding lifelines .
4. **Valuation & Volatility:** Pure-play quantum names have delivered outsized returns (up to 4,940 % YTD) but also hefty insider selling and elevated P/S multiples—so size positions accordingly .

Stay curious, and may your portfolio’s qubits remain perfectly coherent! 🤖📈