Updated
Arqit QuantumARQQ · Technology
$15.54-7.83%
Market cap$243M
IndustrySoftware - Infrastructure

Arqit Quantum (ARQQ) Stock

What Arqit Quantum's price implies, from its SEC filings.

Key numbers

P/E (trailing)
—
P/E (forward)
-15.5x
Price / free cash flow
—
EV / EBITDA
—
Revenue growth
+80.9%
Operating margin
-7,271.5%
Dividend yield
—
Debt / equity
0.00x

What Arqit Quantum's price implies

Arqit Quantum's free cash flow was negative in fiscal 2025, so a cash-flow reverse DCF doesn't give a meaningful answer. The Modeling tab works from revenue and margins instead.

Revenue and free cash flow

Fiscal years, from Arqit Quantum's 10-K filings.

Arqit Quantum revenue and free cash flow

FY2020–FY2025
ARQQRevenue$1MARQQFree cash flow-$30M
Arqit Quantum revenue and free cash flow-$60M-$40M-$20M$0B$20M202020212022202320242025$1M-$30M

Results from SEC filings

All three statements · Quarters, TTM and 20+ years of statements in Investingly

Arqit Quantum (ARQQ) revenue, net income, free cash flow, EPS and operating margin by fiscal year
Fiscal year20212022202320242025
Revenue$48,000$7M$640,000$293,000$530,000
Net income-$271M$65M-$75M-$57M-$35M
Free cash flow-$33M-$51M-$49M-$37M-$30M
EPS (diluted)-$99.42$13.34-$14.17-$11.23-$2.56
Operating margin-359,502.1%-884.2%-9,162.8%-9,190.1%-7,271.5%

Superinvestors who own ARQQ

From each investor's latest 13F filing (what a 13F shows).

InvestorLast quarterValue% of portfolioQuarter
Man Group Man Group plc New position $778,9610.00%Q2 2026

Arqit Quantum insider buying

Open-market purchases by executives and directors in the last 12 months, from SEC Form 4 filings (what insider buying tells you).

No open-market insider purchases of ARQQ in the last 12 months. Most insider activity is selling and option exercises, which aren't shown here.

Fundamental grade

D

Five factors scored 1 to 9 from ARQQ's latest numbers. It describes the business, not whether the stock is a buy.

Valuation1
Profitability0
Growth9
Financial health8
Cash efficiency0

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How Arqit Quantum compares

Arqit Quantum's revenue growth is higher than 93% of Technology companies and 94% of the 3,491 companies with a revenue growth figure.

Arqit Quantum (ARQQ) percentile ranks: share of companies with a lower figure
Higher thanTechnologyAll stocks
Revenue growth93%94%
Operating margin1%1%
ROE4%3%

Questions about Arqit Quantum

Are Arqit Quantum insiders buying the stock?

No open-market insider purchases of ARQQ in the last 12 months, according to SEC Form 4 filings.

Which superinvestors own Arqit Quantum?

1 of the superinvestors Investingly tracks hold ARQQ in their latest 13F, including Man Group.

Prices and ratios as of Nov 10, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.

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