QNT 10-K & 10-Q changes, risk factors and insider trading
Quantinuum Inc. · Nasdaq · Services-Computer Integrated Systems Design · CIK 2110105 · All filings on SEC.gov
At a glance
What changed in the latest 10-K
Comparison not available: Not available: fewer than two 10-K filings on EDGAR to compare..
What changed in the latest 10-Q
Comparison not available: Not available: fewer than two 10-Q filings on EDGAR to compare (only one so far)..
QNT insider buying and selling (Form 4)
Since 2026-04-11, insiders reported open-market purchases in 11 Form 4 filings (11 insiders, 1 trade date, 411,032 shares, about $24.7M) and open-market sales in 0 filings. Net open-market shares: 411,032 (purchases minus sales); net value about $24.7M.Totals add up every open-market (code P and S) line in those filings, using the prices reported in the filings. Awards, option exercises, tax withholding and gifts are listed below but not counted.
| Trade date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| 2026-07-17 | Schulman Robin |
Grant/award | 125,000 | — | — |
| 2026-07-17 | Schulman Robin |
Grant/award | 78,125 | — | — |
| 2026-06-05 | Narang Prineha |
Open-market purchase | 200 | $60.00 | $12.0K |
| 2026-06-05 | Jimenez Joseph |
Open-market purchase | 66,665 | $60.00 | $4.0M |
| 2026-06-05 | Sharan Nitesh |
Open-market purchase | 6,500 | $60.00 | $390.0K |
| 2026-06-05 | Barron Hal |
Open-market purchase | 250,000 | $60.00 | $15.0M |
| 2026-06-05 | Branderiz Eric |
Open-market purchase | 8,334 | $60.00 | $500.0K |
| 2026-06-05 | Kapur Vimal |
Open-market purchase | 13,000 | $60.00 | $780.0K |
| 2026-06-05 | Stepniak Michal |
Open-market purchase | 13,333 | $60.00 | $800.0K |
| 2026-06-05 | Dehoff Kevin Scott |
Open-market purchase | 15,000 | $60.00 | $900.0K |
| 2026-06-05 | Daugherty Paul R. |
Open-market purchase | 4,000 | $60.00 | $240.0K |
| 2026-06-05 | Denman Kenneth D |
Open-market purchase | 14,000 | $60.00 | $840.0K |
| 2026-06-05 | Bhatia Manish H |
Open-market purchase | 20,000 | $60.00 | $1.2M |
| 2026-06-04 | Narang Prineha |
Grant/award | 5,833 | — | — |
| 2026-06-04 | Jimenez Joseph |
Grant/award | 5,833 | — | — |
| 2026-06-04 | Sharan Nitesh |
Grant/award | 44,548 | — | — |
| 2026-06-04 | Barron Hal |
Grant/award | 5,833 | — | — |
| 2026-06-04 | Branderiz Eric |
Grant/award | 5,833 | — | — |
| 2026-06-04 | Daugherty Paul R. |
Grant/award | 5,833 | — | — |
| 2026-06-04 | Denman Kenneth D |
Grant/award | 5,833 | — | — |
| 2026-06-04 | Bhatia Manish H |
Grant/award | 5,833 | — | — |
| 2026-06-04 | Hazra Rajeeb |
Grant/award | 78,333 | — | — |
| 2026-06-03 | Sharan Nitesh |
Grant/award | 289,798 | — | — |
| 2026-06-03 | Dehoff Kevin Scott |
Grant/award | 111,460 | — | — |
| 2026-06-03 | Hazra Rajeeb |
Grant/award | 1,042,561 | — | — |
| 2026-06-03 | Hazra Rajeeb |
Shares withheld for tax | 336,389 | $60.00 | $20.2M |
Well-known investors holding QNT (13F)
| Investor | Quarter | Shares | Reported value | % of their 13F | Change vs prior quarter |
|---|---|---|---|---|---|
| Citadel Advisors (Ken Griffin) | 2026-06-30 | 2,299,997 | $188.0M | 0.11% | New position |
| Viking Global Investors (Andreas Halvorsen) | 2026-06-30 | 306,123 | $25.0M | 0.07% | New position |
| D1 Capital Partners (Dan Sundheim) | 2026-06-30 | 300,000 | $24.5M | 0.07% | New position |
| Soros Fund Management | 2026-06-30 | 266,000 | $21.7M | 0.29% | New position |
| D. E. Shaw & Co. | 2026-06-30 | 155,000 | $12.7M | 0.01% | New position |
| Elliott Investment Management (Paul Singer) | 2026-06-30 | 150,000 | $12.3M | 0.09% | New position |
| Millennium Management (Israel Englander) | 2026-06-30 | 107,656 | $8.8M | 0.01% | New position |