Radnostix (INIS) pushes Series C preferred stock maturity to 2028

Filing Impact

(High)

Filing Sentiment

(Neutral)

Form Type

8-K

Rhea-AI Filing Summary

Radnostix Inc. has amended the terms of its Series C Convertible Redeemable Preferred Stock after approval by a majority of the Series C holders. The change extends the security’s maturity date by one year, moving it to February 28, 2028, while all other terms remain the same.

To implement this change, the company filed a Certificate of Amendment to the Statement of Designation for the Series C preferred stock with the Texas Secretary of State. The amendment formalizes the new maturity date without altering dividend, conversion, or other stated rights.

8-K Event Classification

3 items: 3.03, 5.03, 9.01

3 items

Item 3.03 Material Modification to Rights of Security Holders Securities

A change was made that materially affects the rights of existing shareholders (e.g., dividend rights, voting rights).

Item 5.03 Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year Governance

The company amended its charter documents, bylaws, or changed its fiscal year.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Key Figures

Approval date: May 14, 2026 New maturity date: February 28, 2028 Extension length: 1 year +1 more

4 metrics

Approval date May 14, 2026 Date majority of Series C preferred holders approved maturity change

New maturity date February 28, 2028 Revised maturity for Series C Convertible Redeemable Preferred Stock

Extension length 1 year Maturity date extended by an additional year from prior schedule

Certificate of Amendment filing date May 19, 2026 Date filed with Secretary of State of Texas

Key Terms

Series C Convertible Redeemable Preferred Stock, Material Modification to Rights of Security Holders, Certificate of Amendment, Statement of Designation, +1 more

5 terms

Series C Convertible Redeemable Preferred Stock financial

"modification extends the maturity date of the Series C Convertible Redeemable Preferred Stock"

Material Modification to Rights of Security Holders regulatory

"Item 3.03. Material Modification to Rights of Security Holders."

Certificate of Amendment regulatory

"the Company filed a Certificate of Amendment to Statement of Designation"

A certificate of amendment is an official filing that updates a company’s founding documents—its legal “rulebook” that sets share structure, voting rules, name and basic purpose. Think of it like changing the blueprint of a building: small changes are paperwork, big ones can alter who owns how much and who controls decisions. Investors watch these filings because they can affect share counts, voting power, dilution and company value.

Statement of Designation regulatory

"Certificate of Amendment to Statement of Designation of the Series C Preferred Stock"

Emerging growth company regulatory

"Emerging growth company"

An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.

Understanding 8-K Material Events →

05/20/2026 - 03:36 PM

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 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. ☐

Item 3.03. 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. 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. 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.
104		Cover Page Interactive Data File (formatted as Inline XBRL).

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.

Date: May 20, 2026	By:	/s/ Shahe Bagerdjian
		Shahe Bagerdjian Chief Executive Officer

Source: View Original Filing on SEC EDGAR

FAQ

What did Radnostix Inc. (INIS) change about its Series C preferred stock?

Radnostix Inc. obtained approval to amend its Series C Convertible Redeemable Preferred Stock by extending its maturity date to February 28, 2028. All other terms of the preferred stock, including its designation and rights, remain unchanged under the new Certificate of Amendment.

When was the new maturity date for Radnostix (INIS) Series C preferred approved?

The new maturity date for Radnostix’s Series C Convertible Redeemable Preferred Stock was approved on May 14, 2026. A majority of the outstanding Series C shares consented, allowing the company to extend the maturity to February 28, 2028 via a Certificate of Amendment.

Does the Radnostix Inc. (INIS) amendment change other terms of the Series C preferred?

No, the amendment only extends the maturity date of the Series C Convertible Redeemable Preferred Stock to February 28, 2028. The filing explicitly states that all other terms of the Series C preferred stock remain unchanged following this approved modification.

How did Radnostix Inc. (INIS) implement the Series C preferred stock change?

Radnostix implemented the change by filing a Certificate of Amendment to the Statement of Designation for the Series C Convertible Redeemable Preferred Stock with the Texas Secretary of State. This formal filing reflects the newly approved February 28, 2028 maturity date.

Which SEC item does Radnostix (INIS) use to report this preferred stock change?

Radnostix reports the change under Item 5.03, covering amendments to articles of incorporation or bylaws, and references Item 3.03 for material modifications to rights of security holders. This structure highlights that the Series C preferred maturity extension affects holder rights.

Filing Exhibits & Attachments

5 documents