Deep Isolation Nuclear, Inc. (DBHL)
Data as of , from SEC Form 4 filings.
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About Deep Isolation Nuclear, Inc. (DBHL)
Deep Isolation Nuclear, Inc. is an SEC registrant, filing under CIK 0001918080, classified as refuse systems. It is grouped with Utilities companies on this site. A registration statement was filed on 5 January 2026. No offering has priced.
DBHL Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 28 | 1,159,959 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
DBHL insider transactions (Form 4)
2142 Form 4 filings on record, the earliest from Jul 16, 2025, newest first. Filing history page 2 of 2.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jonathon Angell - Director | Grant or award | Common Stock | 32,500 | $0.00 | - | |
| Jonathon Angell - Director | Grant or award | Stock Option (Right to Buy) | 10,833 | $0.00 | - | |
| Elizabeth Muller - Director | Grant or award | Common Stock | 32,500 | $0.00 | - | |
| Elizabeth Muller - Director | Grant or award | Stock Option (Right to Buy) | 10,833 | $0.00 | - | |
 Sophie McCallum - Officer | Grant or award | Common Stock | 9,869 | $0.00 | - | |
| Sophie McCallum - Officer | Grant or award | Stock Option (Right to Buy) | 29,608 | $0.00 | - | |
| Steven Airhart - Officer | Grant or award | Common Stock | 11,110 | $0.00 | - | |
| Steven Airhart - Officer | Grant or award | Stock Option (Right to Buy) | 33,329 | $0.00 | - | |
 Tepper Leslie Goldman - Director | Grant or award | Common Stock | 32,500 | $0.00 | - | |
| Tepper Leslie Goldman - Director | Grant or award | Stock Option (Right to Buy) | 10,833 | $0.00 | - | |
| Jesse Sloane - Officer | Grant or award | Common Stock | 12,595 | $0.00 | - | |
| Jesse Sloane - Officer | Grant or award | Stock Option (Right to Buy) | 37,785 | $0.00 | - | |
| Rodney Baltzer - Officer | Grant or award | Common Stock | 85,000 | $0.00 | - | |
| Rodney Baltzer - Officer | Grant or award | Stock Option (Right to Buy) | 28,333 | $0.00 | - | |
| Christopher Lombard Parker - Officer | Grant or award | Common Stock | 11,546 | $0.00 | - | |
| Christopher Lombard Parker - Officer | Grant or award | Stock Option (Right to Buy) | 34,637 | $0.00 | - | |
| Christa Steele - Director | Grant or award | Common Stock | 32,500 | $0.00 | - | |
| Christa Steele - Director | Grant or award | Stock Option (Right to Buy) | 10,833 | $0.00 | - | |
| Mark N. Tompkins | Other | Common Stock | 2,833,333 | $0.00 | - | |
| Ian Seth Jacobs - Officer | Open-market purchase | Common Stock | 25,000 | $0.00 | $3 | |
| Mark N. Tompkins - Director | Open-market sale | Common Stock | 25,000 | $0.00 | $3 |
DBHL insider trading FAQ
What is the latest insider trade for DBHL?
Deep Isolation Nuclear, Inc. (DBHL) had 18 insider filings in the last 90 days, with the most recent on 9 October 2026. The full record for DBHL runs to 42 Form 4 filings, the earliest from 16 July 2025. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying DBHL stock?
No insider purchases of DBHL were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling DBHL stock?
No insider sales of DBHL were filed in the last 90 days. 1 sale is on record for this company.
Where can I see DBHL SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects DBHL Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Utilities companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Elizabeth Muller view on EDGAR
- - Joseph Eugene Nelson view on EDGAR
- - Christopher Lombard Parker view on EDGAR
- - Sophie McCallum view on EDGAR
- - Jesse Sloane view on EDGAR
- - Ralph L. Hunter Jr. view on EDGAR
- - Christa Steele view on EDGAR
- - Renee J. Hornbaker view on EDGAR
- - Tepper Leslie Goldman view on EDGAR
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Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Utilities
- Where DBHL's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- DBHL on your watchlist
- Every DBHL Form 4 filing on record
- Up to 3 months of DBHL price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
