List of insiders holdings for Deep Isolation Nuclear Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Muller Elizabeth Chair of the Board 10% Owner | 2026-10-08 20:34:18 | 11,771,267 0 | 11,771,267 | Form 4 |
| 2 | Spieker Warren Edward JR 10% Owner | 2025-08-14 20:28:56 | 5,903,431 0 | 5,903,431 | Form 13G |
| 3 | Tompkins Mark N. See Remarks | 2026-05-15 17:15:54 | 3,150,000 0 | 3,150,000 | Form 13G |
| 4 | Baltzer Rodney President and CEO | 2026-10-08 20:27:53 | 1,293,502 0 | 1,293,502 | Form 4 |
| 5 | Parker Christopher Lombard CCO | 2026-10-08 20:32:09 | 179,511 581,338 | 760,849 | Form 4 |
| 6 | Angell Jonathon Director | 2026-10-08 20:27:38 | 482,121 0 | 482,121 | Form 4 |
| 7 | Airhart Steven President-FES | 2026-10-08 20:27:24 | 444,310 0 | 444,310 | Form 4 |
| 8 | Jacobs Ian Seth President, CEO, CFO, Secretary | 2025-07-18 18:08:44 | 275,000 0 | 275,000 | Form 4 |
| 9 | Goldman Tepper Leslie Director | 2026-10-08 20:28:07 | 201,464 25,000 | 226,464 | Form 4 |
| 10 | Sloane Jesse Executive VP of Engineering | 2026-10-08 20:30:27 | 166,000 0 | 166,000 | Form 4 |
| 11 | Steele Christa Director | 2026-10-08 20:29:13 | 130,357 0 | 130,357 | Form 4 |
| 12 | HORNBAKER RENEE J Director | 2026-10-08 20:28:24 | 128,809 0 | 128,809 | Form 4 |
| 13 | McCallum Sophie Chief of Staff | 2026-10-08 20:30:44 | 121,353 0 | 121,353 | Form 4 |
| 14 | Hunter Ralph L. JR Director | 2026-10-08 20:29:17 | 117,976 0 | 117,976 | Form 4 |
| 15 | Nelson Joseph Eugene CFO and Treasurer | 2026-10-08 20:33:22 | 109,321 0 | 109,321 | Form 4 |
| 16 | Whitten-Doolin Paula Beck GC and Corporate Secretary | 2026-10-08 20:27:50 | 82,754 0 | 82,754 | Form 4 |
| 17 | Cole Kent Director | 2025-08-13 20:42:14 | 0 0 | 0 | Form 3 |