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Monday 9 November 2026
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Arqit Quantum Inc.
ARQQTechnology Software Infrastructure
Arqit Quantum Inc.’s revenue for fiscal 2025 (year ended September 2025) was $530,000.00, up 80.9% from fiscal 2024.
15.96
3.68
+29.97%
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Arqit Quantum Inc. (ARQQ) P/E ratio
As of 6 November 2026, Arqit Quantum Inc. (ARQQ) trades at a P/E ratio of 200×. Over the past ten years it has ranged from 0.0× (September 2023) to 728× (October 2025); the current reading is higher than 66% of that period. That is above the Software Infrastructure industry median of 24.5× and above the Technology sector median of 25.6×.
P/E ratio, daily
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Annual newest first
| Period | P/E ratio | Change |
|---|---|---|
| FY2025 | 484× | 579.82% |
| FY2024 | 71.3× | (52.42%) |
| FY2023 | 150× | (16.98%) |
| FY2023 | 180× | — |
| FY2022 | 0.0× | — |
| FY2022 | 0.0× | — |
| FY2021 | 0.0× | — |
| FY2021 | 0.0× | — |
Quarterly newest first
| Period | P/E ratio | Change |
|---|---|---|
| Sep 2023 | 180× | — |
| Mar 2023 | 0.0× | — |
| Sep 2022 | 0.0× | — |
| Mar 2022 | 0.0× | — |
| 1 more quarters | Free account |
Against its own ten years
Low 0.0×
High 728×
Ten-year median
148×
Current reading's percentile
49
P/E ratio against peers
| Company | P/E ratio |
|---|---|
| BKKT Bakkt Holdings, Inc. compare | n/m |
| NUAI New Era Energy & Digital, Inc. compare | n/m |
| QNC Quantum eMotion Corp. compare | n/m |
| XNET Xunlei Limited compare | n/m |
| KDK Kodiak AI, Inc. compare | n/m |
| IMXI INTERNATIONAL MONEY EXPRESS, INC. compare | 11.7× |
| ARQQ Arqit Quantum Inc. | 200× |
| OWLS OBOOK Holdings Inc. compare | — |
| SUPX SuperX AI Technology Limited compare | — |
| Software Infrastructure industry median | 24.5× |
| Technology sector median | 25.6× |
| Market median | 17.8× |
What P/E ratio is
Price to Earnings Ratio shows how much investors pay for each dollar of a company’s annual profit per share.
Stock Price ÷ EPS (Basic) (TTM)