Quantinuum (QNT)
Builds trapped-ion quantum systems with cloud software, applications and cybersecurity products.
$51.13
vs last close−0.26 (−0.51%)
Something off on this page? Send us feedback.
13F · 13D/G · Form 4
| Institutions | 92.15% | 34.00M shares | |
|---|---|---|---|
| 182 holders · as of Jun 30, 2026 | |||
| Other | 7.85% | 2.89M shares | |
| remainder | |||
36.89M company shares as of Aug 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
The share count has not been confirmed by a second filing; stakes use it as it stands.
The reported float (29.43M, 89.6% free) does not reconcile with the share count, so it is not shown.
13F, as of Jun 30, 2026
182 holders · 34.00M shares · 176 new positions · 176 increased · 0 reduced · 0 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Capital World Investors | 4.56M | 12.36% | +4.56Mnew | Aug 12, 2026 |
| Citadel Advisors LLC | 2.30M | 6.23% | +2.30Mnew | Sep 2, 2026 |
| BlackRock, Inc. | 2.26M | 6.12% | +2.26Mnew | Aug 7, 2026 |
| Capital Research Global Investors | 1.75M | 4.76% | +1.75Mnew | Aug 12, 2026 |
| Defiance Etfs, LLC | 1.22M | 3.29% | +1.22Mnew | Aug 14, 2026 |
| Penserra Capital Management LLC | 1.20M | 3.25% | +1.20Mnew | Aug 13, 2026 |
| Wellington Management Group LLP | 1.13M | 3.06% | +1.13Mnew | Aug 14, 2026 |
| Vanguard Portfolio Management LLC | 1.03M | 2.79% | +1.03Mnew | Aug 13, 2026 |
13D/G · 5% or more, as filed
No 13D/G filer at 5% or more on record.
Form 4
Latest trades
Nothing filed in the last 12 months.
House and Senate disclosures
Not reported.