Arqit Quantum (ARQQ) vs Palladyne AI (PDYN)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
Palladyne AI (PDYN) has outperformed Arqit Quantum (ARQQ) over the past year, losing 45.3% versus a loss of 66.0%. Over five years, PDYN leads with a -86.9% price change compared with -95.0% for ARQQ. Arqit Quantum is the larger company by market cap ($303.0 million vs $248.6 million), about 1.2 times the size.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | ARQQ | PDYN |
|---|---|---|
| Share price | $17.41 | $5.04 |
| Market cap | $302.98M | $248.64M |
| 1-day change | -5.53% | -1.57% |
| YTD return | -15.77% | +20.19% |
| 1-year return | -66.00% | -45.30% |
| 5-year return | -94.97% | -86.87% |
| EPS (TTM) | $-3.21 | $-0.69 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $61.11 | $10.73 |
| 52-week low | $11.52 | $4.14 |
| Distance from 52-week high | -71.51% | -53.02% |
| Analyst consensus | — | none |
| Avg. price target upside | — | +113.31% |
| Average volume | 330.52K | 869.20K |
| Shares outstanding | 17.40M | 49.34M |
| Employees | 87 | 161 |
| Sector | Technology | Technology |
| Industry | Computer Software: Prepackaged Software | Computer Software: Prepackaged Software |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- PDYN has outperformed ARQQ by 20.7 percentage points over the past year.
About Arqit Quantum
ARQQ stock →Arqit Quantum Inc. provides cybersecurity services through satellite and terrestrial platforms in the United Kingdom.
Technology · Computer Software: Prepackaged Software · 87 employees
About Palladyne AI
PDYN stock →Palladyne AI Corp., a technology company, develops and offers embodied artificial intelligence software and collaborative autonomy solutions in the United States. Its Artificial Intelligence (AI)/ Machine Learning (ML) Foundational Technology enables robots to observe, learn, reason, and act in unstructured.
Technology · Computer Software: Prepackaged Software · 161 employees
ARQQ vs PDYN FAQ
Which is bigger, Arqit Quantum or Palladyne AI?
Arqit Quantum (ARQQ) is larger, with a market capitalization of $302.98M compared with $248.64M for Palladyne AI (PDYN).
Which stock has performed better over the past year, ARQQ or PDYN?
PDYN returned -45.30% over the past 12 months, compared with -66.00% for ARQQ (price return, excluding dividends). Past performance does not predict future results.
Are Arqit Quantum and Palladyne AI in the same industry?
Yes. Both are classified in the Computer Software: Prepackaged Software industry within the Technology sector.