James Cong Hoan Nguyen - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 4, 2026
James Cong Hoan Nguyen is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days.
Profile
James Cong Hoan Nguyen is General Counsel at Twenty One Capital, Inc. (XXI). Nguyen has reported 2 insider filings with the SEC since 2026. The most recent filing was in January 2026.
| Role | General Counsel |
|---|---|
| Notability | 30/100 |
Board memberships
- Twenty One Capital, Inc.
Reported roles
- General Counsel
Awards & honors
- General Counsel of Twenty One Capital, Inc. (XXI) per SEC filing
- Oversees legal affairs for a company with no operating history
Trading Pattern
InsiderAlpha's records for James Cong Hoan Nguyen go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role James Cong Hoan Nguyen has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- General Counsel at Twenty One Capital, Inc. (XXI) - 1 filing, 2026
Most Active Insiders Right Now
James Cong Hoan Nguyen has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- Magnetar Financial LLC - $8.53B of CRWV open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $7.98B of SVRE open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
- SGF FANG Holdings, LP - $2.04B of FANG open-market activity in the last 90 days
- BCP 8 Holdings Mozart Manager L.L.C. - $1.22B of MDLN open-market activity in the last 90 days
- BX Mozart ML-2 Holdco L.P. - $1.22B of MDLN open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- JANA Partners Management, LP
- Jan Philipp Jenisch
- Marc Johnson
- James Jones
- Andrew T. Kaplan
- A. J. Kazimi
- Michael John Kazley
- Kennedy Lewis Investment Holdings II LLC
Frequently Asked Questions
Who is James Cong Hoan Nguyen?
James Cong Hoan Nguyen is General Counsel at Twenty One Capital, Inc. (XXI). Nguyen has reported 2 insider filings with the SEC since 2026. The most recent filing was in January 2026.…
Where can I see all of James Cong Hoan Nguyen's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live James Cong Hoan Nguyen profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.