Quantum Computing Inc.
QUBT · Services-Prepackaged Software · 225.5M shares · +32%/yr ↑ shares · EDGAR filings ↗
Reference price $7.85 · est. market cap ~$1.8B — last insider sale, 2026-03-11 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
D42Pre-revenue quantum-computing company with deep losses, funded by a recent capital raise.
Strengths
- Cash-rich post-raise — current ratio 102 (100th)
Risks
- Deep losses, very low gross margin — operating margin -7489%, gross margin 10% (2nd)
- Cash burn — FCF -$37M (5th)
- Unproven commercialization — per 10-K
Notable findings
- BankruptcyThe Seller, together with certain of its subsidiaries, is a debtor in a voluntary Chapter 11 case before the United States Bankruptcy Court for the Southern District of Texas (the “Bankruptcy Court”), 8-K ↗
- Cash burnNegative free cash flow (-37.0M)
- Fund exitedNotable fund(s) exited this quarter: VANGUARD GROUP INC
- Net lossNet loss (net margin -2738.1%)
- Strong balance sheetStrong balance sheet — $1.5B cash & investments, ~164 quarters of runway
- Insider sellingInsider selling — 3 open-market sale(s) by 2 insider(s) (cluster of 2 insiders, ~$648,390, last 6mo) Form 4 ↗
- China exposureOur supply chain could be adversely affected by geopolitical tensions, export controls, trade restrictions, tariffs or other changes in U
- Notable holderHeld by 5 notable fund(s): STATE STREET CORP, CITADEL ADVISORS LLC, GOLDMAN SACHS GROUP INC +2 more (as of 2026-03-31)
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Gross margin
9.8%
Operating margin
-7489.3%
Net margin
-2738.1%
Return on equity
-1.2%
Return on assets
-1.2%
Revenue growth (QoQ)
82.8%
Current ratio
102.4×
Free cash flow
-$37M
EBITDA
-$47M
Tangible book value
$1.5B
Cash & investments
$1.5B
Cash runway
164q
Stock comp / revenue
1269.6%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-05-28 | Dianat Pouya | Grant | 25K | — |
| 2026-05-28 | Huang Yuping | Grant | 59K | — |
| 2026-05-28 | Begliarbekov Milan | Grant | 25K | — |
| 2026-04-13 | Shabani Javad | Grant | 22K | $6.78 |
| 2026-04-13 | FAGENSON ROBERT B | Grant | 22K | $6.78 |
| 2026-04-13 | Schwartz Eric Mark | Grant | 22K | $6.78 |
| 2026-04-13 | Weimer Carl Scott | Grant | 22K | $6.78 |
| 2026-04-13 | TURMELLE MICHAEL C | Grant | 22K | $6.78 |
| 2026-03-11 | Roberts Christopher Bruce | Sell | 9.4K | $7.85 |
| 2026-03-10 | Roberts Christopher Bruce | Option exercise | 400K | $6.85 |
| 2026-03-10 | Roberts Christopher Bruce | Sell | 69K | $7.85 |
| 2026-01-07 | Begliarbekov Milan | Sell | 2.9K | $11.85 |
| 2025-12-31 | Begliarbekov Milan | Grant | 14K | $10.26 |
| 2025-09-15 | FAGENSON ROBERT B | Sell | 5.0K | $16.88 |
| 2025-09-12 | Huang Yuping | Gift | 400K | — |
| 2025-09-12 | FAGENSON ROBERT B | Sell | 15K | $15.62 |
| 2025-09-11 | FAGENSON ROBERT B | Sell | 30K | $15.63 |
| 2025-09-10 | FAGENSON ROBERT B | Sell | 35K | $15.52 |
| 2025-09-09 | FAGENSON ROBERT B | Sell | 15K | $15.02 |
| 2025-09-08 | Shabani Javad | Sell | 17K | $15.26 |
| 2025-09-05 | Shabani Javad | Sell | 20K | $15.30 |
| 2025-09-04 | Huang Yuping | Sell | 1.0M | $14.41 |
| 2025-08-25 | Dianat Pouya | Sell | 17K | $15.53 |
| 2025-08-18 | Dianat Pouya | Option exercise | 17K | — |
| 2025-08-18 | Shabani Javad | Option exercise | 37K | — |
| 2025-06-30 | Huang Yuping | Option exercise | 1.1M | $0.00 |
| 2025-06-13 | Boehmler Christopher | Option exercise | 77K | $2.56 |
| 2025-06-13 | Boehmler Christopher | Option exercise | 7.5K | $2.37 |
| 2025-06-13 | Boehmler Christopher | Option exercise | 186K | $1.18 |
| 2025-06-13 | Boehmler Christopher | Option exercise | 59K | $0.46 |
| 2025-06-13 | Boehmler Christopher | Option exercise | 22K | $7.96 |
| 2025-06-12 | Boehmler Christopher | Sell | 46K | $20.00 |
| 2025-06-11 | Boehmler Christopher | Sell | 83K | $19.92 |
| 2025-06-10 | Boehmler Christopher | Sell | 97K | $15.96 |
| 2025-06-09 | Boehmler Christopher | Sell | 92K | $15.00 |
| 2025-06-09 | TURMELLE MICHAEL C | Sell | 201K | $14.18 |
| 2025-06-03 | TURMELLE MICHAEL C | Option exercise | 121K | $2.37 |
| 2025-06-03 | TURMELLE MICHAEL C | Option exercise | 80K | $2.40 |
| 2025-05-28 | Dianat Pouya | Option exercise | 1.8K | $12.79 |
| 2025-05-22 | Dianat Pouya | Option exercise | 1.8K | $7.96 |
| 2025-05-19 | Huang Yuping | Sell | 500K | $11.70 |
| 2025-05-19 | Shabani Javad | Sell | 40K | $11.66 |
| 2025-04-02 | McGann William J | Option exercise | 1.1M | — |
| 2025-03-27 | Huang Yuping | Gift | 2.0M | — |
| 2025-03-27 | Huang Yuping | Gift | 2.0M | — |
| 2025-03-27 | Huang Yuping | Gift | 2.0M | — |
| 2025-03-25 | Huang Yuping | Sell | 200K | $8.48 |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
| Date | Items | |
|---|---|---|
| 2026-06-23 | Material agreementAcquisition/dispositionReg FDExhibits | filing ↗ |
| 2026-05-18 | Reg FDExhibits | filing ↗ |
| 2026-05-11 | ResultsExhibits | filing ↗ |
| 2026-04-17 | Acquisition/dispositionExhibits | filing ↗ |
| 2026-03-05 | OtherExhibits | filing ↗ |
| 2026-03-02 | ResultsExhibits | filing ↗ |
| 2026-02-03 | Acquisition/dispositionReg FDExhibits | filing ↗ |
| 2026-01-12 | Reg FDOtherExhibits | filing ↗ |
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-23 | 2026-06-22 | 0001213900-26-070872 ↗ |
| 8-K | 2026-05-18 | 2026-05-13 | 0001213900-26-058515 ↗ |
| 10-Q | 2026-05-11 | 2026-03-31 | 0001213900-26-054473 ↗ |
| 8-K | 2026-05-11 | 2026-05-11 | 0001213900-26-054470 ↗ |
| 8-K/A | 2026-04-17 | 2026-02-02 | 0001213900-26-045225 ↗ |
| 8-K | 2026-03-05 | 2026-03-05 | 0001213900-26-023896 ↗ |
| 10-K | 2026-03-02 | 2025-12-31 | 0001213900-26-022417 ↗ |
| 8-K | 2026-03-02 | 2026-03-02 | 0001213900-26-022316 ↗ |
| 8-K | 2026-02-03 | 2026-02-02 | 0001213900-26-011452 ↗ |
| 8-K | 2026-01-12 | 2026-01-11 | 0001213900-26-003174 ↗ |
| 8-K | 2025-12-17 | 2025-12-12 | 0001213900-25-122478 ↗ |
| 8-K | 2025-12-15 | 2025-12-15 | 0001213900-25-121746 ↗ |