Thomas D. Hennessy
Chief Operating Officer at ONE Nuclear Energy Inc.
Sits on 3 boards. Last updated September 27, 2026
Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 3 years
- Director since
- 2025
3 years of board service in total across 3 boards, counting each seat separately. Longest: ONE Nuclear Energy Inc., 1 year.
ONE Nuclear Energy Inc.
Director · Chief Operating Officer
Hennessy Capital Investment Corp. VIII
Director · President
Launch Two Acquisition Corp.
Director
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.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 23, 2026 | ONE Nuclear Energy Inc. | Option exercise | +750,000 | — | — |
| Sep 23, 2026 | ONE Nuclear Energy Inc. | Option exercise | +5,203,333 | — | — |
| Sep 23, 2026 | ONE Nuclear Energy Inc. | Option exercise | +41,666 | — | — |
| Feb 6, 2026 | Hennessy Capital Investment Corp. VIII | Open-market purchase | +671,000 | $10.00 | $6,710,000 |
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