# EDGAR Filing Document

**Accession Number:** 0001543623
**File Stem:** 0001213900-26-046557
**Filing Date:** 2026-4
**Character Count:** 4233
**Document Hash:** 180569100f4b591cb020c8ca5fd841a4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-26-046557.hdr.sgml**: 20260422

**ACCESSION NUMBER**: 0001213900-26-046557

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 11

**CONFORMED PERIOD OF REPORT**: 20260422

**ITEM INFORMATION**: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

**FILED AS OF DATE**: 20260422

**DATE AS OF CHANGE**: 20260422

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** US NUCLEAR CORP.
- **CENTRAL INDEX KEY:** 0001543623
- **STANDARD INDUSTRIAL CLASSIFICATION:** MEASURING & CONTROLLING DEVICES, NEC [3829]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 454535739
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-54617
- **FILM NUMBER:** 26883205

**BUSINESS ADDRESS:**
- **STREET 1:** 7051 ETON AVENUE
- **CITY:** CANOGA PARK
- **STATE:** CA
- **ZIP:** 91303
- **BUSINESS PHONE:** 818-883-7043

**MAIL ADDRESS:**
- **STREET 1:** 7051 ETON AVENUE
- **CITY:** CANOGA PARK
- **STATE:** CA
- **ZIP:** 91303

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** APEX 3, INC.
- **DATE OF NAME CHANGE:** 20120301

?xml version='1.0' encoding='ASCII'?

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM 8-K**

**CURRENT REPORT**

**Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934**

**Date of Report**

**(Date of earliest event reported):** April 22, 2026

**US Nuclear Corp**

**(Exact name of registrant as specified in its charter)**

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| | | |
|:---|:---|:---|
| **Delaware (DE)** | **000-54617** | **45-4535739** |
| **(State or other jurisdiction**<br> **of incorporation)** | **(Commission File Number)** | **(IRS Employer**<br> **Identification No.)** |

---

**US Nuclear Corp**

7051 Eton Avenue

Canoga Park, CA 91303

**(Address of principal executive offices)**

Telephone: (818) 883-7043

**(Registrant's telephone number, including area code)**

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

**Securities registered pursuant to Section 12(b) of the Act: None.**

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

**SECTION 5 – Corporate Governance and Management**

**Item 5.02(b) Departure of Directors of Certain Officers; Election of Director; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers**

On April 16, 2026, Michael Pope notified the Company of his decision to resign as a member of the Board of Directors of the Company. The resignation is effective immediately. Mr. Pope's decision to resign was to pursue other opportunities and did not result from any disagreement with the Company regarding any matter relating to our operations, policies, or practices.

**SIGNATURE**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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| | | |
|:---|:---|:---|
|  | US NUCLEAR CORP | US NUCLEAR CORP |
| Date: April 22, 2026 | By: | /s/ *Robert Goldstein* |
|  |  | Robert Goldstein<br> Chief Executive Officer |

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