# EDGAR Filing Document

**Accession Number:** 0001038277
**File Stem:** 0001437749-26-017929
**Filing Date:** 2026-5
**Character Count:** 10243
**Document Hash:** f3b5fe9271c40fe0bd50175deca418d4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001437749-26-017929.hdr.sgml**: 20260520

**ACCESSION NUMBER**: 0001437749-26-017929

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 13

**CONFORMED PERIOD OF REPORT**: 20260514

**ITEM INFORMATION**: Material Modifications to Rights of Security Holders

**ITEM INFORMATION**: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20260520

**DATE AS OF CHANGE**: 20260520

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** RADNOSTIX INC
- **CENTRAL INDEX KEY:** 0001038277
- **STANDARD INDUSTRIAL CLASSIFICATION:** INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 742763837
- **STATE OF INCORPORATION:** TX
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-22923
- **FILM NUMBER:** 261003697

**BUSINESS ADDRESS:**
- **STREET 1:** 4137 COMMERCE CIRCLE
- **CITY:** IDAHO FALLS
- **STATE:** ID
- **ZIP:** 83401
- **BUSINESS PHONE:** 2085245300

**MAIL ADDRESS:**
- **STREET 1:** 4137 COMMERCE CIRCLE
- **CITY:** IDAHO FALLS
- **STATE:** ID
- **ZIP:** 83401

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** INTERNATIONAL ISOTOPES INC
- **DATE OF NAME CHANGE:** 19970424

?xml version='1.0' encoding='ASCII'? inis20260519_8k.htm

--12-31

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**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): **May 14, 2026**

**RADNOSTIX INC.**

(Exact Name of Registrant as Specified in Its Charter)

---

| | | |
|:---|:---|:---|
| **Texas** | **0-22923** | **74-2763837**  |
| (State or Other Jurisdiction of Incorporation) | (Commission File Number) | (IRS Employer Identification No.) |

---

---

| | |
|:---|:---|
| **4137 Commerce Circle**<br> **Idaho Falls**, **Idaho** | **83401** |
| (Address of Principal Executive Offices) | (Zip Code) |

---

**208**-**524-5300**

(Registrant's Telephone Number, Including Area Code)

**N/A**

(Former Name or Former Address, if Changed Since Last Report)

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. ☐

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**Item 3.03.**&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **Material Modification to Rights of Security Holders.**

The information set forth in Item 5.03 of this Current Report on Form 8-K is incorporated by reference into this Item 3.03.

**Item 5.03.**&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.**

On May 14, 2026, Radnostix, Inc. (the "Company") received approval of a further modification to the maturity date of its Series C Convertible Redeemable Preferred Stock (the "Series C Preferred Stock") from a majority of the outstanding shares of the Series C Preferred Stock. The modification extends the maturity date of the Series C Preferred for an additional year to February 28, 2028. All other terms in the Series C Preferred Stock remain unchanged. In connection therewith, on May 19, 2026, the Company filed a Certificate of Amendment to Statement of Designation of the Series C Preferred Stock (the "Certificate of Amendment") with the Secretary of State of the State of Texas to reflect the approved modification. The foregoing description of the Certificate of Amendment does not purport to be complete and is subject to, and is qualified in its entirety by reference to, the full text of the Certificate of Amendment, which is attached as Exhibit 3.1 to this Current Report on Form 8-K and is incorporated herein by reference.

**Item 9.01.**&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **Financial Statements and Exhibits.**

*(d)* *Exhibits.*

---

| | |
|:---|:---|
| Exhibit No. | Description |
| 3.1 | [Certificate of Amendment to Statement of Designation of the Series C Convertible Redeemable Preferred Stock Radnostix Inc., dated May 14, 2026.](ex_965452.htm) |
| 104 | Cover Page Interactive Data File (formatted as Inline XBRL). |

---

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**SIGNATURES**

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.

---

| | | |
|:---|:---|:---|
|  | **RADNOSTIX INC.** | **RADNOSTIX INC.** |
| Date: May 20, 2026 | By: | /s/ Shahe Bagerdjian |
|  |  | Shahe Bagerdjian<br> Chief Executive Officer |

---

## Exhibit 3.1

**Exhibit 3.1**

**CERTIFICATE OF AMENDMENT TO STATEMENT OF DESIGNATION**

**OF THE**

**SERIES C CONVERTIBLE REDEEMABLE PREFERRED STOCK OF**

**RADNOSTIX INC.**

(Pursuant to Sections 21.155, 21.156, and 21.364 of the Texas Business Organizations Code)

RADNOSTIX INC. (File No. 137545000), a corporation organized under the Texas Business Corporation Act and existing under the Texas Business Organizations Code (the "<u>Company</u>"), in accordance with the provisions of Sections 21.155, 21.156 and 21.364 thereof, DOES HEREBY CERTIFY:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A. That, pursuant to the authority conferred upon the Board of Directors by the majority vote of all of the outstanding shares of Series C Convertible Redeemable Preferred Stock, the Board of Directors adopted the following resolution providing for an amendment to the Statement of Designation of the Series C Convertible Redeemable Preferred Stock:

RESOLVED, that, pursuant to the authority vested in the Board of Directors by the majority vote of all outstanding shares of Series C Convertible Redeemable Preferred Stock, the Statement of Designation of the Series C Convertible Redeemable Preferred Stock, filed with the Texas Secretary of State on February 17, 2017 (as amended by the Certificates of Amendment of the Statement of Designation of the Series C Convertible Redeemable Preferred Stock filed with the Texas Secretary of State on February 16, 2022 and December 28, 2022 and October 1, 2024), shall be further amended as follows:

1. Section 9.1(a) is amended and restated in its entity as follows:

"(a) All outstanding and unconverted shares of Series C Preferred Stock on February 28, 2028 (the "<u>Maturity Date</u>") shall be redeemed by the Company pursuant to this Section 9.1 at a price per share equal to the Original Purchase Price (the "<u>Mandatory</u> <u>Redemptio</u>n"). The Mandatory Redemption shall be payable in cash or by delivery of shares of Common Stock, at the option of the Holder subject to the provisions set forth in this Section 9.1, on or prior to ten (10) Business Days after the Maturity Date."

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B. That the above resolution was adopted by all necessary action on the part of the Company.

\* \* \* \*

IN WITNESS WHEREOF, this Certificate of Amendment is executed on behalf of the Company on this 14th day of May, 2026.

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;RADNOSTIX INC.

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;By: <u>/s/ Shahe Bagerdjian</u><u> </u>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Name: Shahe Bargerdjian

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Title: Chief Executive Officer