Arqit Quantum Inc. Ordinary Shares (ARQQ)

Price$16.15

Favorite Metrics

Price vs S&P 500 (26W)-75.71%

Price vs S&P 500 (4W)8.37%

Market Capitalization$250.90M

All Metrics

Book Value / Share (Quarterly)$1.78

P/TBV (Annual)23.59x

Indicated Dividend (Annual)$0.00

Revenue Growth (3Y)-58.11%

Cash Flow / Share (Quarterly)$-4.01

Price vs S&P 500 (YTD)-30.88%

Net Profit Margin (TTM)-6668.49%

EPS (TTM)$-2.57

10-Day Avg Trading Volume0.44M

EPS Excl Extra (TTM)$-2.57

EPS (Annual)$-2.56

ROI (Annual)-126.43%

Net Profit Margin (5Y Avg)-115770.52%

Cash / Share (Quarterly)$2.42

Revenue Growth QoQ (YoY)166.09%

ROA (Last FY)-82.48%

Revenue Growth TTM (YoY)80.89%

EBITD / Share (TTM)$-2.85

Operating Margin (TTM)-7271.51%

Cash Flow / Share (Annual)$-3.24

P/B Ratio9.21x

P/B Ratio (Quarterly)21.76x

Net Income / Employee (Annual)$-0

EV / Revenue (TTM)404.98x

Net Interest Coverage (TTM)-307.54x

ROA (TTM)-97.85%

EPS Incl Extra (Annual)$-2.56

Current Ratio (Annual)2.69x

Quick Ratio (Quarterly)2.63x

3-Month Avg Trading Volume0.29M

52-Week Price Return11.16%

EV / Free Cash Flow (Annual)1.09x

Revenue / Employee (TTM)$0

Tangible BV / Share (Quarterly)$1.64

P/S Ratio (Annual)473.39x

Asset Turnover (Annual)0.01x

52-Week High$62.00

Operating Margin (5Y Avg)-74979.20%

EPS Excl Extra (Annual)$-2.56

26-Week Price Return-66.96%

Quick Ratio (Annual)2.63x

13-Week Price Return-39.76%

Total Debt / Equity (Annual)0.03x

Current Ratio (Quarterly)2.69x

Enterprise Value$214.64

Asset Turnover (TTM)0.01x

Revenue / Employee (Annual)$0

Pretax Margin (Annual)-7097.36%

Cash / Share (Annual)$2.42

3-Month Return Std Dev80.90%

Net Income / Employee (TTM)$-0

ROE (Last FY)-129.77%

Net Interest Coverage (Annual)-232.88x

EPS Basic Excl Extra (Annual)$-2.56

Receivables Turnover (TTM)0.16x

Total Debt / Equity (Quarterly)0.03x

EPS Incl Extra (TTM)$-2.57

Receivables Turnover (Annual)0.16x

ROI (TTM)-157.90%

P/S Ratio (TTM)473.39x

Pretax Margin (5Y Avg)-113914.03%

Revenue / Share (Annual)$0.04

Tangible BV / Share (Annual)$1.64

Price vs S&P 500 (52W)-23.93%

Year-to-Date Return-26.74%

5-Day Price Return21.07%

EPS Normalized (Annual)$-2.56

ROA (5Y Avg)-108.75%

Net Profit Margin (Annual)-6668.49%

Month-to-Date Return20.98%

EBITD / Share (Annual)$-2.83

Operating Margin (Annual)-7271.51%

LT Debt / Equity (Annual)8.50x

LT Debt / Equity (Quarterly)9.47x

EPS Basic Excl Extra (TTM)$-2.57

P/TBV (Quarterly)23.59x

P/B Ratio (Annual)21.76x

Pretax Margin (TTM)-7097.36%

Book Value / Share (Annual)$1.78

Price vs S&P 500 (13W)-42.62%

Beta2.49x

Revenue / Share (TTM)$0.04

ROE (TTM)-163.57%

52-Week Low$11.52

Analyst Recommendations

Jan 2026

Feb 2026

Mar 2026

Apr 2026

4.14

About

Arqit Quantum Inc is a UK-based cybersecurity company specializing in symmetric key agreement technology that secures networked devices and data at rest against current and future cyber threats, including quantum computer attacks. The company delivers this technology through its SKA-Platform product.