Stock comparison
ARQQ vs IONQ
Arqit Quantum Inc. and IonQ, Inc. - both members of Quantum.
ARQQUS
Arqit Quantum Inc.
- Last close
- $20.94
- Market cap
- $364M
- Sector
- Information Technology
- 30d return
- +2.3%
- 90d return
- +58.2%
- 252d return
- -
IONQUS
IonQ, Inc.
- Last close
- $41.53
- Market cap
- $16.8B
- Sector
- Information Technology
- 30d return
- -7.2%
- 90d return
- +39.5%
- 252d return
- -
252-day correlation
0.64moderate
Pearson correlation of daily log-returns over the last 252 trading days. >0.6 = tight (move as one bloc); 0.4-0.6 = thematic linkage;<0.4 = largely independent. See the full matrix.
Shared context
Bubbles
Want the full picture? ARQQ stock page · IONQ stock page · full correlation matrix
Data refreshes daily. Last close 2026-08-20.