Arqit Quantum Inc.
PublicArqit Quantum Inc. is now publicly traded
The data on this page reflects Arqit Quantum Inc.'s private-market history up to the point it went public, including its funding rounds, valuation, and investors.
Last Round
Pre Seed
Jul 17, 2026
Total Funding Raised
$11.4M
Company Overview
Arqit Quantum Inc. is a cybersecurity company that provides a quantum-safe symmetric key agreement encryption platform to secure communications and data against current and future cyber attacks.
AI Layer
Non-AI
Keywords
Arqit Quantum Inc. Comparables
Compare Arqit Quantum Inc. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| AllSecureX | 58% | |
| Beijing Zhongke Guoguang Quantum Technology Co., Ltd. | 44% | |
| Anhui Wentian Quantum Technology Co., Ltd. | 44% |
Arqit Quantum Inc. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Pre Seed | Jul 17, 2026 | ||||
| Series A | Sep 23, 2024 |
Key People
Founding team and executive leadership
Arqit Quantum Inc. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Crosslink Capital | Series A |
| Intact Ventures | Series A |
| Nationwide Ventures | Series A |
| Big Sur Ventures | Pre Seed |
| Foxe Capital | Series A |
| Lightspeed Venture Partners | Series A |
| Ground State Ventures | Pre Seed |
Arqit Quantum Inc. Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
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