Quantum Computing Inc. QUBT
6.33 USD +0.70 (+12.43%)
At closeNov 6, 2026, 7:55 PM EST
6.34 +0.01 +0.16%
After hours · Nov 6, 7:55 PM ET
5.68 Day range 6.43
5.63 52-week range 13.58
- YTD
- -38.30%
- 1 year
- -51.86%
Held by funds
88 US ETFs and mutual funds hold QUBT · largest positions
Ownership
Held by insiders 12.16%
Held by institutions 48.79%
Float held by institutions 55.54%
Institutions 422
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 61.03% | 17,733,975 | 112.26M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 30.45% | 8,848,881 | 56.01M | Jun 29, 2026 |
| Defiance Etfs, LLC | 24.21% | 7,033,410 | 44.52M | Jun 29, 2026 |
| Penserra Capital Management LLC | 24.02% | 6,979,349 | 44.18M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 22.60% | 6,566,582 | 41.57M | Jun 29, 2026 |
| Geode Capital Management, LLC | 18.32% | 5,322,648 | 33.69M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| ETF Series Solutions-Defiance Quantum ETF | 24.02% | 6,979,349 | 44.18M | Jun 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 22.19% | 6,446,209 | 40.80M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 18.41% | 5,349,811 | 33.86M | Sep 29, 2026 |
| VANGUARD WORLD FUND-Vanguard Information Technology Index Fund | 17.50% | 5,084,139 | 32.18M | Aug 30, 2026 |
| GLOBAL X FUNDS-Global X Artificial Intelligence & Technology ETF | 12.08% | 3,510,712 | 22.22M | Sep 29, 2026 |
| Fidelity Salem Street Trust-Fidelity Small Cap Index Fund | 7.79% | 2,263,643 | 14.33M | Aug 30, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BEGLIARBEKOV MILAN | Chief Operating Officer | Stock Award(Grant) | May 27, 2026 | 50,314 |
| BOEHMLER CHRISTOPHER | Chief Financial Officer | Conversion of Exercise of derivative security | Jun 12, 2025 | 351,152 |
| DIANAT POUYA | Officer | Stock Award(Grant) | May 27, 2026 | 24,774 |
| FAGENSON ROBERT B | Director | Stock Award(Grant) | Apr 12, 2026 | 22,123 |
| HUANG YUPING | Chief Executive Officer | Stock Award(Grant) | Aug 19, 2026 | 21,531,200 |
| MCGANN WILLIAM J | Chief Executive Officer | Conversion of Exercise of derivative security | Apr 1, 2025 | 1,249,170 |
