Quantum Computing Inc. · NASDAQ:QUBT
Quantum Computing Inc. shareholders
As of Jun 30, 2026, 305 institutions reported holding Quantum Computing Inc., 45.5% of its shares. Largest: BlackRock, Vanguard and Defiance ETFs, LLC. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Quantum Computing Inc. | Change | Filed |
|---|---|---|---|---|
| BlackRock | 17.7M | 7.8% | +1.59M | Aug 7, 2026 |
| Vanguard | 17M | 7.5% | −84,493 | Aug 13, 2026 |
| Defiance ETFs, LLC | 7.03M | 3.1% | +2.54M | Aug 14, 2026 |
| Penserra Capital Management LLC | 6.98M | 3.1% | +3.63M | Aug 13, 2026 |
| Geode Capital | 5.32M | 2.4% | +622K | Aug 12, 2026 |
| State Street | 4.92M | 2.2% | +404K | Aug 7, 2026 |
| Morgan Stanley | 3.29M | 1.5% | +971K | Aug 13, 2026 |
| UBS | 2.37M | 1.0% | +800K | Aug 13, 2026 |
| Marex Group Ltd | 2.3M | 1.0% | −2.19M | Aug 14, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 2.27M | 1.0% | +69,232 | Aug 14, 2026 |