ONE Nuclear Energy Inc.
Last updated September 27, 2026
Organization details
- Legal name
- ONE Nuclear Energy Inc.
- Ownership
- Public
- Status
- Active
- Headquarters country
- United States
- Ticker symbol
- ONEN
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001846416
Board of directors
-
Anna Brunelle · DirectorSince 2025
-
Brian Bonner · DirectorSince 2025
-
Daniel J. Hennessy · Director · Chief Executive OfficerSince 2025
-
Elizabeth Suzanne Williams · DirectorSince 2026
-
Grant R. Allen · DirectorSince 2025
-
Javier Saade · DirectorSince 2025
-
Kevin Francis Dowd · Director · Chief Operating OfficerSince 2026
-
Kyle Bradford Crowley · DirectorSince 2026
-
Poonam Sharma Mathis · DirectorSince 2025
-
Richard David Taylor · Director · Chief Executive OfficerSince 2026
-
Robert Carilli · Director · Chief Strategy OfficerSince 2026
-
Thomas D. Hennessy · Director · Chief Operating OfficerSince 2025
Chief executives
Richard David Taylor
· Chief Executive Officer
Since September 2026
Daniel J. Hennessy
· Chief Executive Officer
2025 – 2026
· Former
Board connections
7 of this board's directors also sit on 4 other boards.
- via Brian Bonner, Daniel J. Hennessy, Elizabeth Suzanne Williams, Javier Saade, Kyle Bradford Crowley and Thomas D. Hennessy
- via Daniel J. Hennessy and Elizabeth Suzanne Williams
- via Anna Brunelle
- via Thomas D. Hennessy
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $0
- 0 sales by 0 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 23, 2026 | Grant R. Allen Director of Predecessor Issuer | Option exercise | +25,000 | — | — |
| Sep 23, 2026 | Anna Brunelle Director of Predecessor Issuer | Option exercise | +25,000 | — | — |
| Sep 23, 2026 | Brian Bonner Director of Predecessor Issuer | Option exercise | +25,000 | — | — |
| Sep 23, 2026 | Geeza Nicholas Boris CFO of Predecessor Issuer | Option exercise | +250,000 | — | — |
| Sep 23, 2026 | HC VII Sponsor LLC See Remarks | Option exercise | +5,203,333 | — | — |
| Sep 23, 2026 | Daniel J. Hennessy Director | Option exercise | +5,203,333 | — | — |
| Sep 23, 2026 | Thomas D. Hennessy See Remarks | Option exercise | +750,000 | — | — |
| Sep 23, 2026 | Poonam Sharma Mathis Director of Predecessor Issuer | Option exercise | +30,000 | — | — |
| Sep 23, 2026 | Javier Saade Director of Predecessor Issuer | Option exercise | +25,000 | — | — |
| Sep 23, 2026 | HC VII Sponsor LLC See Remarks | Option exercise | +41,666 | — | — |
| Sep 23, 2026 | Daniel J. Hennessy Director | Option exercise | +41,666 | — | — |
| Sep 23, 2026 | Thomas D. Hennessy See Remarks | Option exercise | +5,203,333 | — | — |
| Sep 23, 2026 | Thomas D. Hennessy See Remarks | Option exercise | +41,666 | — | — |
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