Deep Isolation Nuclear Inc (DBHL)

Deep Isolation Nuclear Inc witnessed balanced insider activity on July 16, 2025. Mark N. Tompkins executed a sale of 25,000 shares, while Ian Seth Jacobs, serving as President, CEO, and CFO, acquired an identical volume. These offsetting transactions represent the most recent market movements involving company leadership.

No insider activity signal

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No insider activity signal

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Ticker: DBHL Exchange: PNK

• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings

Insider activity signals

0 activity signals detected for Deep Isolation Nuclear Inc

No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

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Company data & Insiders

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Trades

3.7

Tompkins Mark N. Non-Executive Director Large shareholder

Transaction date 16 Jul 2025

Sale

Price

391.54

Quantity 51,267 -42.9%

Value US$4,398,560

Jacobs Ian Seth President, CEO, CFO, Secretary Executive Director

Transaction date 16 Jul 2025

Purchase

Price

160.99

Quantity 75,513 +41.8%

Value US$1,155,291

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value	Details
2025-07-18	2025-07-16	S Sale	3.7 Tompkins Mark N. Non-Executive Director Large shareholder	51,267 -42.9% 391.54 US$4,398,560	51,267 -42.9%	391.54	US$4,398,560
2025-07-18	2025-07-16	B Purchase	Jacobs Ian Seth President, CEO, CFO, Secretary Executive Director	75,513 +41.8% 160.99 US$1,155,291	75,513 +41.8%	160.99	US$1,155,291