IonQ
USAWho owns IonQ?
IonQ is an American Deep Tech company, currently owned by Silver Lake and Mubadala Capital.
Hand-verified · updated 2026-09-30
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Key facts
- ·Co-held by Silver Lake and Mubadala Capital.
- ·Average hold across 2 realized cycles: 3 years.
- ·4 distinct PE sponsors across ownership cycles.
Ownership history
4 ownership periods · co-invest detected
BlueYard Capital took IonQ public via IPO in 2021 after 3 years.
Bosch Ventures took IonQ public via IPO in 2021 after 2 years.
More from Silver Lake Partners IV
Other portfolio companies in the same fund.
More PE-backed in Deep Tech
Comparable deep tech deals from other GPs.
UK
FranceQuestions
Who owns IonQ?
IonQ is currently owned by Silver Lake and Mubadala Capital, through Silver Lake Partners IV.
Who did IonQ sell to?
BlueYard Capital sold IonQ to dMY Technology Group, Inc. III in 2021 (IPO). Bosch Ventures sold IonQ to dMY Technology Group III in 2021 (IPO).
Who has owned IonQ over time?
IonQ has been through 4 private-equity ownership periods: BlueYard Capital · via BlueYard Capital Fund II · 2018–2021 · sold to dMY Technology Group, Inc. III · (IPO); Bosch Ventures · via Robert Bosch Venture Capital Fund IV · 2019–2021 · sold to dMY Technology Group III · (IPO); Silver Lake · via Silver Lake Partners IV; Mubadala Capital.