Stock comparison
IONQ vs QUBT
IonQ, Inc. and Quantum Computing Inc. - both members of Quantum.
IONQUS
IonQ, Inc.
- Last close
- $41.53
- Market cap
- $16.8B
- Sector
- Information Technology
- 30d return
- -7.2%
- 90d return
- +39.5%
- 252d return
- -
QUBTUS
Quantum Computing Inc.
- Last close
- $8.14
- Market cap
- $1.8B
- Sector
- Information Technology
- 30d return
- -11.0%
- 90d return
- +12.0%
- 252d return
- -
252-day correlation
0.79tight
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? IONQ stock page · QUBT stock page · full correlation matrix
Data refreshes daily. Last close 2026-08-20.