Arqit Quantum Inc.

ARQQ Technology Software Infrastructure

Arqit Quantum Inc.’s revenue for fiscal 2025 (year ended September 2025) was $530,000.00, up 80.9% from fiscal 2024.

14.02 1.88 −11.82%
Market cap
$276.7M
P/E
175×
Fwd P/E
−8.0×
Dividend yield
—
F-score
n/a
Altman Z
6.06
Beneish M
−3.04
Dividend safety
n/a

Insider Decisions trades per month

Total sells 2.76
Totals in millions of $.
Dec 25 Mar 26 Jun 26 Sep 26
Buy — — — — — — — — — — — —
Sell — — — — — 7 — 3 5 — — 13
Insider Ownership 0.00%

Capital & Financial Ratios $m

Market Cap 276.70
Revenue 7.85
Net Income (18.59)
Free Cash Flow (60.75)
Net Debt (28.86)
Current Ratio 4.88 (at or above 1.5: strong)
Debt/Equity 0.00 (at or below 0.5: strong)
P/E ratio 175.25 (above 35: high)
Fwd P/E (7.99) (negative: loss-making)
P/S ratio 0.80
P/B ratio 0.22
Past 5Y EPS Growth —
This Y EPS Growth 40.86% (at or above 15%: strong)
Next Y EPS Growth 30.26% (at or above 15%: strong)
Next Y revenue growth 368.30% (at or above 10%: strong)
Next 5Y EPS Growth —

Green and red mark values outside typical ranges. How we judge →

Valuation vs history

P/E against its own 10 years 39.92%
10-year low 10-year high
P/S against its own 10 years 34.61%
10-year low 10-year high
P/B against its own 10 years 29.09%
10-year low 10-year high
EV/FCF against its own 10 years 46.10%
10-year low 10-year high

Dividends

Payout Ratio —
Annual Dividend Rate —
Annual Dividend Yield —

Assets vs Liabilities $m

2023 2024 2025 Q'26
Cash 44 19 37 29
Receivables 3 5 3 3
Inventory — — — —
Other 39 — — —
86 24 40 32
2023 2024 2025 Q'26
Payables 19 12 8 6
ST’ Debt — — — —
Other 6 — 7 —
27 12 15 7

Compound Annual Growth %

10y 5y 3y
Sales — (40.67%) (6.09%)
Cash Flow 0.00% 0.00% 0.00%
Earnings 0.00% 0.00% 0.00%
Book Value 35.32% (19.09%) (25.79%)

Revenue $m

Mar Jun Sep Dec Year
’26 — — — — —
’25 — — — — 1
’24 — — — — 0
’23 — — — — 1
’23 — — — — 1
’22 — — — — 7
’22 — — — — 7
Fiscal quarters ending in the months shown.

Operating Cash Flow $m

Mar Jun Sep Dec Year
’26 (26) — — — —
’25 (12) — — — (30)
’24 (23) — — — (34)
’23 — — — — (33)
’23 — — — — (33)
’22 — — — — (27)
’22 — — — — (27)
Fiscal quarters ending in the months shown.

Free Cash Flow $m

Mar Jun Sep Dec Year
’26 (26) — — — —
’25 (13) — — — (30)
’24 (23) — — — (37)
’23 — — — — (33)
’23 0 — (25) — (49)
’22 — — — — (27)
’22 (1) — (14) — (51)
Fiscal quarters ending in the months shown.

EPS $

Mar Jun Sep Dec Year
’26 — — — — —
’25 — — — — (2.56)
’24 — — — — (5.06)
’23 — — — — (0.54)
’23 — — — — (13.50)
’22 — — — — 0.53
’22 — — — — 13.25
Fiscal quarters ending in the months shown.

Target Price Range

Analyst price targets

Recommendation Rating

1
1Buy 2 3Hold 4 5Sell

Ten years at a glance Fiscal years to September

Group Line 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 Trend 2026e 2027e 2028e
Price, $
Price, $ Low — — — — — 200.00 84.25 9.78 3.72 11.00

Analyst estimates 2026–2028

Powerpack
High — — — — — 1,038.00 619.45 103.25 52.79 62.00
People
People Employees — — — — — 74 145 147 82 91
Revenue/emp, $m — — — — — 0.00 0.00 0.00 0.00 0.01
Income, $m
Income, $m Revenue — — — — — 0 7 1 0 1
Gross margin, % — — — 0.00 — 0.00 82.09 (311.56) 100.00 100.00
EBT — — — 1 0 (272) 53 (74) (26) (38)
EBT margin, % — — — 0.00 0.00 (567,284.13) 740.54 (11,570.16) (8,946.76) (7,097.36)
Net income — 0 — 1 0 (272) 53 (74) (60) (38)
Depreciation — — — 0 — 0 1 3 4 1
Per share, $
Per share, $ Revenue — — — 0.00 0.00 0.00 0.06 0.00 0.06 0.04
Earnings — — — 0.01 (0.02) (2.47) 0.54 (0.54) (5.06) (2.56)
Cash flow — — — 0.03 0.00 (0.22) (0.22) (0.25) (6.74) (2.14)
Capex — — — 0.00 0.00 0.00 0.00 0.00 (0.66) (0.04)
Free cash flow — — — 0.03 0.00 (0.22) (0.22) (0.25) (7.40) (2.18)
Book value — — — 0.01 0.07 (0.31) 0.65 0.51 2.34 1.98
Shares, m — — — 120 0 110 121 131 5 14
Valuation, ×
Valuation, × P/E — — — — — 0.00 0.00 149.75 71.25 484.38
P/S — — — — — 0.00 0.00 0.69 0.33 2.22
P/B — — — — — 0.00 0.43 0.08 0.17 1.09
EV/Sales — — — — — 0.00 0.00 (4.28) (1.69) (0.24)
EV/FCF — — — — — (7.94) 0.20 0.54 0.22 0.03
Cash, $m
Cash, $m Operating cash flow — — — 4 0 (24) (27) (33) (34) (30)
Capex — — — (4) (5) (9) (24) (16) (3) (1)
Free cash flow — — — 4 0 (24) (27) (33) (37) (30)
Balance, $m
Balance, $m Working capital — — — 1 0 73 33 60 12 25
Total debt — — — 3 5 — 1 2 — —
Net debt — — — (4) 5 (87) (49) (44) (19) (37)
Shareholders’ equity — — — 1 0 (34) 79 67 12 27
Returns, %
Returns, % ROA — — — 11.23 (0.10) (238.93) 52.53 (70.54) (89.83) (101.60)
ROIC — — — 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ROE — — — 247.79 (1.05) 802.96 82.84 (105.61) (144.81) (180.99)
Negative figures in brackets.

All 10 years →

Fiscal years to Sep 2025 · fundamentals updated 5 Oct 2026

Charts ten years each

Arqit Quantum Inc. vs peers in Software Infrastructure (Q) = latest quarter vs a year earlier

Company Market cap P/E Fwd P/E Revenue growth (Q) EPS growth (Q) FCF growth (Q) Gross margin (Q) EBIT margin (Q) Compare
SUPX SuperX AI Technology Limited $325.4M — — — — −135,337.38% (below 0%: shrinking) — — Compare
IMXI INTERNATIONAL MONEY EXPRESS, INC. $319.6M 16.4× 29.3× −18.60% (below 0%: shrinking) −62.16% (below 0%: shrinking) +203.48% (above 0%: growing) 20.76% 6.67% Compare
TLS Telos Corporation $319.1M — (loss-making) — (loss-making) +32.74% (above 0%: growing) n/m +42.95% (above 0%: growing) 34.96% 0.65% Compare
KDK Kodiak AI, Inc. $319.0M — (loss-making) — +595.63% (above 0%: growing) n/m −60.60% (below 0%: shrinking) 100.00% (1,248.27%) Compare
XNET Xunlei Limited $295.8M — (loss-making) — +38.73% (above 0%: growing) n/m +309.97% (above 0%: growing) 56.13% (4.67%) Compare
PSFE Paysafe Limited $295.5M — (loss-making) — (loss-making) +4.49% (above 0%: growing) n/m −148.29% (below 0%: shrinking) 54.48% (2.84%) Compare
ARQQ Arqit Quantum Inc. $276.7M 175× — (loss-making) +1,196.45% (above 0%: growing) n/m −12,314.98% (below 0%: shrinking) 0.00% 0.00%
BKKT Bakkt Holdings, Inc. $265.9M — (loss-making) 27.0× −70.05% (below 0%: shrinking) n/m −401.44% (below 0%: shrinking) 1.30% (11.53%) Compare
MOVE Corvex, Inc. $265.4M — (loss-making) — (loss-making) +3,590.29% (above 0%: growing) n/m −91.41% (below 0%: shrinking) 44.28% (400.32%) Compare
Median of peers $307.4M — — +32.74% — −76.00% 44.28% (4.67%)

All 173 Software Infrastructure stocks →

Arqit Quantum Inc. (ARQQ) key facts

  • Strength: Arqit Quantum Inc.’s revenue for fiscal 2025 (year ended September 2025) was $530,000.00, up 80.9% from fiscal 2024.
  • Arqit Quantum Inc. (ARQQ) is a Software Infrastructure company in the Technology sector, listed on Nasdaq.
  • As of October 16, 2026, ARQQ traded at $14.02, a market capitalization of $276.7 million.
  • Return on equity was −181.0% and debt-to-equity 0.00.
  • Its Altman Z-score is 6.06 (safe zone) for fiscal 2025.

Source: company filings (standardised) and stockrow calculations · fundamentals updated Oct 5, 2026.

Arqit Quantum Inc. (ARQQ) Latest News

No news at this impact. Lower the threshold for more.

stockrow.com/ARQQ · Data as of Oct 5, 2026 · For information only; not investment advice. · © 2026 stockrow.com