Quantum Computing
QUBT · NASDAQ
$6.50+$0.08 (+1.25%)TodayMarket closed ·
Prev close $6.42
Who owns QUBT
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 37.3% of QUBT’s shares.
- Huang (Yuping)11.1%
- BlackRock Institutional Trust Company, N.A.6.5%
- Vanguard Capital Management, LLC3.9%
- Defiance ETFs, LLC3.1%
- Next 6 largest institutions12.7%
- All other shareholders62.7%
| Holder | Shares | % of shares |
|---|---|---|
| Huang (Yuping) | 24.93M | 11.05% |
| BlackRock Institutional Trust Company, N.A. | 14.70M | 6.52% |
| Vanguard Capital Management, LLC | 8.85M | 3.92% |
| Defiance ETFs, LLC | 7.03M | 3.12% |
| Penserra Capital Management LLC | 6.98M | 3.09% |
| Vanguard Portfolio Management, LLC | 6.57M | 2.91% |
| Geode Capital Management, L.L.C. | 5.32M | 2.36% |
| State Street Investment Management (US) | 4.92M | 2.18% |
| Morgan Stanley & Co. LLC | 2.46M | 1.09% |
| Marex Group plc | 2.30M | 1.02% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Defiance Quantum ETF | 6.91M | 3.06% |
| Vanguard Total Stock Market Index Fund | 6.46M | 2.86% |
| iShares Russell 2000 ETF | 5.27M | 2.34% |
| Vanguard Information Technology Index Fund | 5.08M | 2.25% |
| Global X Artificial Intelligence & Technology ETF | 3.51M | 1.55% |
Insider trades
Form 4 filings by officers, directors and large holders
Insiders made no open-market buys or sales of QUBT in the last 6 months.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Huang Yuping | Option exercise | 584.90K | — |
| Huang Yuping | Award | 584.90K | $5.23M |
| Huang Yuping | Option exercise | 584.90K | — |
| Huang Yuping | Award | 584.90K | $58 |
| Huang Yuping | Award | 23.59K | — |
| Huang Yuping | Award | 58.56K | — |
| Dianat Pouya | Award | 9.98K | — |
| Dianat Pouya | Award | 24.77K | — |
| Begliarbekov Milan | Award | 9.98K | — |
| Begliarbekov Milan | Award | 24.77K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 67.35M
- Days to cover
- 8.60
- % of shares outstanding
- 29.86%
- Average daily volume
- 7.83M
- Change since last report
- +4.1%
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