Nasdaq
ARQQ
Arqit Quantum Inc.
- Technology
- United Kingdom
- 1 day
- +2.4%
- 1 month
- +8.2%
- 1 year
- −38.2%
$21.47 · Mkt cap $517M
At the 6 Aug 2026 close
Nasdaq
Arqit Quantum Inc.
$21.47 · Mkt cap $517M
At the 6 Aug 2026 close
Arqit Quantum Inc. trades under the ticker ARQQ on Nasdaq, in the Technology sector (Computer Software: Prepackaged Software). Its market capitalisation is $517M. The last closing price was $21.47, on 6 Aug 2026. No price-to-earnings ratio is shown, because it did not report positive earnings in its last annual filing. Over the past year the share price is −38.2%, and +8.2% over the past month. Returns are price returns and exclude dividends.
This page exists because ARQQ is one of the shares What A Share can show you. It is not a recommendation, and its appearance here says nothing about whether the company is worth owning.