🕵️ Quantum Computing Inc. ($QUBT)
SEC insider & ownership activity, last 12 months · CIK 1758009 · every row links its SEC filing
Over the last 12 months insiders sold $17.5M with no open-market buying against it. Huang Yuping sold $14.4M in discretionary trades (Sep). Blackrock, Inc. added 5.4% → 6.7%. No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 6 sellers, $17.5M (12 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Huang Yuping | 0 | – | 1 | $14.4M | Sep 4, 2025 |
| Robert B. Fagenson | 0 | – | 5 | $1.6M | Sep 15, 2025 |
| Christopher Roberts | 0 | – | 2 | $614K | Mar 11, 2026 |
| Shabani Javad | 0 | – | 2 | $573K | Sep 8, 2025 |
| Dianat Pouya | 0 | – | 1 | $267K | Aug 25, 2025 |
| Begliarbekov Milan | 0 | – | 1 | $34K | Jan 7, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Yuping Huang | 10.3% | 13D | Apr 3, 2023 | filing ↗ | |
| Blackrock, Inc. | 6.7% | 13G | Jan 21, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Christopher Roberts | $73K | Mar 11, 2026 | filing ↗ |
| Christopher Roberts | $541K | Mar 10, 2026 | filing ↗ |
| Yuping Huang | $14.6M | Sep 4, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Officer/director changes (5.02) | Jul 17, 2026 | filing ↗ |
| Other events (8.01) | Jul 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 17, 2026 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Jun 24, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jun 24, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jun 24, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 24, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 22, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Jun 22, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 22, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 13, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Other events (8.01) | Mar 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 5, 2026 | filing ↗ |
| Earnings (2.02) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Feb 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 2, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Feb 2, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 2, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 11, 2026 | filing ↗ |
| Other events (8.01) | Jan 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 11, 2026 | filing ↗ |
| Material agreement (1.01) | Dec 15, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Dec 15, 2025 | filing ↗ |