Monarch Quantum, Inc.
PrivateLast Round
Growth Equity
Mar 31, 2026
Total Funding Raised
$55M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Monarch Quantum, Inc. operates in Frontier & Industrial Tech and is based in San Diego, California. Its latest recorded funding round was a Growth Equity round in March 2026.
Monarch Quantum, Inc. is a quantum photonics company that develops and manufactures integrated photonics hardware, known as Quantum Light Engines, for quantum technologies.
Sector
Frontier & Industrial Tech
Verticals
Quantum Computing, Computing Hardware, Defense Tech, Sensors
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Monarch Quantum, Inc. Comparables
Compare Monarch Quantum, Inc. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Vescent Technologies, Inc. | 78% | |
| Quantum Computing Inc. | 77% | |
| Octave Photonics | 71% |
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Monarch Quantum, Inc. Funding Rounds
Historical fundraising activity
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Key People
Founding team and executive leadership
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Monarch Quantum, Inc. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| 55 North | Growth Equity |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 20, 2026
Monthly visitors increased 33% MoM.
- Aug 15, 2026
Grew 32% QoQ, from 78 to 103 employees.
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Recent news
Latest coverage and updates
- is_developingSep 8, 2026
On Sep 8th '26, Monarch Quantum plans to develop and manufacture scalable, reliable lasers and optical components required for Quantinuum's trapped-ion systems as part of Quantinuum's effort to scale trapped-ion quantum computing manufacturing in United States.
- is_developingAug 16, 2026
On Aug 12th '26, Monarch Quantum and Qunnect announce a partnership to develop modular, miniaturized entanglement distribution hardware for quantum networks, aiming to reduce system size and cost through advanced photonic manufacturing techniques.
- is_developingAug 11, 2026
On Aug 11th '26, Monarch Quantum partners with Qunnect to develop deployable and manufacturable quantum networking hardware, including more compact versions of Qunnect's Carina platform, for commercial, industrial, defense, space, and critical infrastructure applications.
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Monarch Quantum, Inc. Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
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Frequently Asked Questions
Common questions about Monarch Quantum, Inc.'s valuation, stock price, and market status.
Is Monarch Quantum, Inc. a public or private company?
Monarch Quantum, Inc. is a private company.
What is the current stock price of Monarch Quantum, Inc.?
Monarch Quantum, Inc. is a private company, so its shares have no public market price. Caplight tracks Monarch Quantum, Inc.'s secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Monarch Quantum, Inc. worth (valuation)?
Valuation information for Monarch Quantum, Inc. is not publicly available.
Can I buy Monarch Quantum, Inc. stock?
Monarch Quantum, Inc. shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Monarch Quantum, Inc.'s last funding round?
Monarch Quantum, Inc.'s most recent funding round was Growth Equity on March 31, 2026.
Who are the main investors in Monarch Quantum, Inc.?
Key investors in Monarch Quantum, Inc. include 55 North.
Will Monarch Quantum, Inc. IPO soon?
No public IPO plans have been announced for Monarch Quantum, Inc..
How can I track Monarch Quantum, Inc. secondary market activity?
Caplight tracks bids, offers, and trades in Monarch Quantum, Inc.'s shares on secondary markets.