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DBHL

Deep Isolation Nuclear, Inc.

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Tapewire entity
9903
SEC CIK
0001918080
Parsed reports
54

Last 12 months

Inside the activity.

0 purchase rows · 0 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202600
Feb 202600
Mar 202600
Apr 202600
May 202600
Jun 202600
Jul 202600
Aug 202600
Sep 202600
Oct 202600

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Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
October 01, 2025 Filed Oct 3, 2025 20:16 UTC
McCallum SophieChief of Staff, Corp. Sec.
GrantCommon Stock 9,869 $0.00 $0.00
Disclosure

SEC source: 0001213900-25-096098 · ownership.xml · nonDerivative · entry 1

McCallum Sophie · CIK 0002085363 · Chief of Staff, Corp. Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,869

F1 · kind: Represents the grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs are subject to a 4-year vesting period, whereby 1/48th of the RSUs will vest monthly beginning October 1, 2025, subject to the Reporting Person's continuous service through each vesting date.

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October 01, 2025 Filed Oct 3, 2025 20:00 UTC GrantStock Option (Right to Buy) · Derivative 10,833 $0.00 Strike: $3.00 $0.00
Disclosure

SEC source: 0001213900-25-096056 · ownership.xml · derivative · entry 3

Goldman Tepper Leslie · CIK 0002062355 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,833

Underlying: Common Shares · 10,833 shares

Expires 2035-10-01

F3 · derivative.exercise_date: The Stock Option is subject to a 4-year vesting schedule, whereby 1/48th of the option shares will vest monthly beginning on October 1, 2025, subject to Reporting Person's continued service through each vesting date.

Read SEC document
October 01, 2025 Filed Oct 3, 2025 20:00 UTC GrantCommon Stock 32,500 $0.00 $0.00
Disclosure

SEC source: 0001213900-25-096056 · ownership.xml · nonDerivative · entry 1

Goldman Tepper Leslie · CIK 0002062355 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,687

F1 · kind: Represents the grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs are subject to a 4-year vesting period, whereby 1/48th of the RSUs will vest monthly beginning October 1, 2025, subject to the Reporting Person's continuous service through each vesting date.

Read SEC document
October 01, 2025 Filed Oct 3, 2025 20:00 UTC
Baltzer RodneyDirector · President and CEO
GrantStock Option (Right to Buy) · Derivative 28,333 $0.00 Strike: $3.00 $0.00
Disclosure

SEC source: 0001213900-25-096054 · ownership.xml · derivative · entry 2

Baltzer Rodney · CIK 0002080757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,333

Underlying: Common Shares · 28,333 shares

Expires 2035-10-01

F2 · derivative.exercise_date: The Stock Option is subject to a 4-year vesting schedule, whereby 1/48th of the option shares will vest monthly beginning on October 1, 2025, subject to Reporting Person's continued service through each vesting date.

Read SEC document
October 01, 2025 Filed Oct 3, 2025 20:00 UTC
Baltzer RodneyDirector · President and CEO
GrantCommon Stock 85,000 $0.00 $0.00
Disclosure

SEC source: 0001213900-25-096054 · ownership.xml · nonDerivative · entry 1

Baltzer Rodney · CIK 0002080757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,079,710

F1 · kind: Represents the grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs are subject to a 4-year vesting period, whereby 1/48th of the RSUs will vest monthly beginning October 1, 2025, subject to the Reporting Person's continuous service through each vesting date.

Read SEC document
October 01, 2025 Filed Oct 6, 2025 22:37 UTC GrantStock Option (Right to Buy) · Derivative 10,833 $0.00 Strike: $3.00 $0.00
Disclosure

SEC source: 0001213900-25-096729 · ownership.xml · derivative · entry 2

Steele Christa · CIK 0001530084 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,833

Underlying: Common Shares · 10,833 shares

Expires 2035-10-01

F2 · derivative.exercise_date: The Stock Option is subject to a 4-year vesting schedule, whereby 1/48th of the option shares will vest monthly beginning on October 1, 2025, subject to Reporting Person's continued service through each vesting date.

Read SEC document
October 01, 2025 Filed Oct 6, 2025 22:37 UTC GrantCommon Stock 32,500 $0.00 $0.00
Disclosure

SEC source: 0001213900-25-096729 · ownership.xml · nonDerivative · entry 1

Steele Christa · CIK 0001530084 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,500

F1 · kind: Represents the grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs are subject to a 4-year vesting period, whereby 1/48th of the RSUs will vest monthly beginning October 1, 2025, subject to the Reporting Person's continuous service through each vesting date.

Read SEC document
October 01, 2025 Filed Oct 7, 2025 18:48 UTC
Muller ElizabethDirector · 10% owner
GrantStock Option (Right to Buy) · Derivative 10,833 $0.00 Strike: $3.00 $0.00
Disclosure

SEC source: 0001213900-25-097155 · ownership.xml · derivative · entry 2

Muller Elizabeth · CIK 0002081850 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,833

Underlying: Common Shares · 10,833 shares

Expires 2035-10-01

F2 · derivative.exercise_date: The Stock Option is subject to a 4-year vesting schedule, whereby 1/48th of the option shares will vest monthly beginning on October 1, 2025, subject to Reporting Person's continued service through each vesting date.

Read SEC document
October 01, 2025 Filed Oct 7, 2025 18:48 UTC
Muller ElizabethDirector · 10% owner
GrantCommon Stock 32,500 $0.00 $0.00
Disclosure

SEC source: 0001213900-25-097155 · ownership.xml · nonDerivative · entry 1

Muller Elizabeth · CIK 0002081850 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,737,220

F1 · kind: Represents the grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs are subject to a 4-year vesting period, whereby 1/48th of the RSUs will vest monthly beginning October 1, 2025, subject to the Reporting Person's continuous service through each vesting date.

Read SEC document
July 23, 2025 Filed Jul 26, 2025 01:00 UTC
Tompkins Mark N.See Remarks
OtherCommon Stock 2,833,333 $0.00 $0.00
Disclosure

SEC source: 0001213900-25-067847 · ownership.xml · nonDerivative · entry 1

Tompkins Mark N. · CIK 0001455971 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,891,667

F1 · kind: As a condition under the terms of an Agreement and Plan of Merger and Reorganization, dated as of July 23, 2025, and pursuant to the terms of a stock cancellation agreement, the reporting person voluntarily surrendered and cancelled for no consideration 2,833,333 shares of Issuer's common stock prior to the consummation of the Merger on July 23, 2025. The reporting person resigned as a director of the Issuer upon consummation of the Merger.

F1 · price: As a condition under the terms of an Agreement and Plan of Merger and Reorganization, dated as of July 23, 2025, and pursuant to the terms of a stock cancellation agreement, the reporting person voluntarily surrendered and cancelled for no consideration 2,833,333 shares of Issuer's common stock prior to the consummation of the Merger on July 23, 2025. The reporting person resigned as a director of the Issuer upon consummation of the Merger.

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July 16, 2025 Filed Jul 18, 2025 22:08 UTC
Jacobs Ian SethDirector · President, CEO, CFO, Secretary
PurchaseCommon Stock 25,000 $0.00 $2.50
Disclosure

SEC source: 0001213900-25-065807 · ownership.xml · nonDerivative · entry 1

Jacobs Ian Seth · CIK 0001707297 · Director · President, CEO, CFO, Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 275,000

Read SEC document
July 16, 2025 Filed Jul 18, 2025 22:08 UTC
Tompkins Mark N.Director · 10% owner
SaleCommon Stock 25,000 $0.00 $2.50
Disclosure

SEC source: 0001213900-25-065806 · ownership.xml · nonDerivative · entry 1

Tompkins Mark N. · CIK 0001455971 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,725,000

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.