IX Acquisition Corp delays Form 10-K filing

Rhea-AI Filing Summary

IX Acquisition Corp. submitted a Form 12b-25 notifying the SEC of a late Form 10-K for the fiscal year ended December 31, 2025, stating it could not, "without unreasonable effort or expense," timely compile required financial statements and related disclosures. The registrant expects to file the Annual Report on or before April 15, 2026.

The notice is signed by Noah Aptekar, who is listed as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer and Director, and provides a London contact phone number.

Insights

Financial Reporting Specialist

Routine late-filing notification citing compilation challenges; expected filing date given.

The filing states the company could not complete the financial statements and disclosures for the year ended December 31, 2025 "without unreasonable effort or expense." The registrant sets an explicit target date of April 15, 2026 to file the Annual Report.

Key near-term items to watch are the actual Form 10-K filing on or before the stated date and any accompanying auditor statement. Subsequent filings will reveal whether the delay reflects complexity in accounting, audit timing, or other issues.

Compliance & Governance Advisor

Disclosure complies with Rule 12b-25 and identifies executive contact and signature.

The notice references Rule 12b-25 and provides a named contact, Noah Aptekar, and telephone number. It affirms that other periodic reports in the prior 12 months have been filed.

Governance attention should focus on whether the delay triggers any exchange reporting consequences or requires further SEC correspondence; those outcomes depend on the subsequent timely filing of the Form 10-K.

Key Figures

SEC File Number: 001-40878 CUSIP: G5000D103 Period Ended: December 31, 2025 +3 more

6 metrics

SEC File Number 001-40878 cover page of Form 12b-25

CUSIP G5000D103 cover page of Form 12b-25

Period Ended December 31, 2025 fiscal year covered by the delayed Form 10-K

Expected Filing Date April 15, 2026 target date to file the Annual Report on Form 10-K

Notice Signed March 31, 2026 signature date on the Form 12b-25 notice

Contact Telephone +44 (0) 203 983 045 phone number provided for inquiries

Key Terms

Rule 12b-25, Form 10-K, Annual Report

3 terms

Rule 12b-25 regulatory

"The Registrant has been unable, without unreasonable effort or expense"

Rule 12b-25 is an SEC filing provision that lets a company notify regulators and the public that it cannot file a required periodic report (like a quarterly or annual report) on time and explains the reason for the delay. For investors, the notice is a formal heads-up that financial information will arrive late—similar to a company calling to say it will be late turning in homework—so it signals increased uncertainty and may affect trading and risk assessments until the filing is available.

Form 10-K regulatory

"Annual Report on Form 10-K for the fiscal year ended December 31, 2025"

A Form 10-K is a comprehensive report that publicly traded companies are required to file annually with regulators. It provides a detailed overview of a company's financial health, operations, and risks, similar to a detailed health report. Investors use this information to assess the company's performance and make informed decisions about buying or selling its stock.

Annual Report financial

"expects to file the Annual Report on or before April 15, 2026"

An annual report is a comprehensive, year-end document a publicly traded company issues that presents its financial statements, management’s discussion of results, business strategy, and key risks. Investors use it like a combined report card and roadmap to judge a company’s financial health, how it makes money, and whether its plans and risks are likely to raise or lower future value, helping inform buy, hold, or sell decisions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

Why did IX Acquisition Corp (IXAQF) file Form 12b-25?

They filed to notify the SEC of a late Form 10-K due to compilation difficulties. The company stated it could not, "without unreasonable effort or expense," timely compile required financial statements and related disclosures for the year ended December 31, 2025.

When does IX Acquisition Corp expect to file its delayed Form 10-K?

The registrant expects to file the Annual Report on Form 10-K on or before April 15, 2026. This date is provided in the Form 12b-25 notice as the target for completing and submitting the required annual report.

Who signed the 12b-25 notice for IX Acquisition Corp and how can I contact them?

The notice is signed by Noah Aptekar, listed as CEO, CFO, COO and Director. The contact telephone provided is +44 (0) 203 983 045 for inquiries about the late filing and the expected Form 10-K.

Does the 12b-25 indicate the company expects a material change in results?

No, the company indicated No when asked whether the subject report is expected to reflect a significant change in results of operations from the prior year. Therefore, no quantitative change was reported in the notice.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/31/2026 - 09:53 PM Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

	FORM 12b-25	SEC FILE NUMBER
		001-40878
	NOTIFICATION OF LATE FILING	CUSIP NUMBER
		G5000D103

(Check One):	x	Form 10-K	¨	Form 20-F	¨	Form 11-K	¨	Form 10-Q
	¨	Form 10-D	¨	Form N-CEN	¨	Form N-CSR

Period Ended: December 31, 2025 

	¨	Transition Report on Form 10-K
	¨	Transition Report on Form 20-F
	¨	Transition Report on Form 11-K
	¨	Transition Report on Form 10-Q

For the Transition Period Ended: ____________________

Read Instructions (on back page) Before Preparing Form. Please Print or Type.

NOTHING IN THIS FORM SHALL BE CONSTRUED TO IMPLY THAT THE COMMISSION HAS VERIFIED ANY INFORMATION CONTAINED HEREIN.

If the notification relates to a portion of the filing checked above, identify the Item(s) to which the notification relates:

PART I – REGISTRANT INFORMATION

Full Name of Registrant:	IX Acquisition Corp.
Former Name if Applicable:	None
Address of Principal Executive Offices (Street and Number):	53 Davies Street
City, State and Zip Code	London, W1K 5JH United Kingdom

PART II - RULES 12b-25(b) AND (c)

If the subject report could not be filed without unreasonable effort or expense and the registrant seeks relief pursuant to Rule 12b-25(b), the following should be completed (Check box if appropriate)

		(a)	The reasons described in reasonable detail in Part III of this form could not be eliminated without unreasonable effort or expense;
x		(b)	The subject annual report, semi-annual report, transition report on Form 10-K, Form 20-F, Form 11-K, Form N-CEN or Form N-CSR, or portion thereof, will be filed on or before the fifteenth calendar day following the prescribed due date; or the subject quarterly report or transition report on Form 10-Q or subject distribution report on Form 10-D, or portion thereof, will be filed on or before the fifth calendar day following the prescribed due date; and
		(c)	The accountant's statement or other exhibit required by Rule 12(b)-25(c) has been attached if applicable.

PART III -- NARRATIVE

State below in reasonable detail why Forms 10-K, 20-F, 11-K, 10-Q, 10-D, N-CEN, N-CSR, or the transition report or portion thereof, could not be filed within the prescribed time period.

The Registrant has been unable, without unreasonable effort or expense, to timely compile all information for the financial statements and related disclosures required to be included in its Annual Report on Form 10-K for the fiscal year ended December 31, 2025. The Registrant expects to file the Annual Report on or before April 15, 2026.

PART IV --OTHER INFORMATION

(1) Name and telephone number of person to contact in regard to this notification:

Noah Aptekar		+44		(0) 203 983 045
Name		Area Code		Telephone Number

(2) Have all other periodic reports required under Section 13 or 15(d) of the Securities Exchange Act of 1934 or Section 30 of the Investment Company Act of 1940 during the preceding 12 months or for such shorter period that the registrant was required to file such report(s) been filed? If answer is no, identify report(s). x Yes ¨ No

(3) Is it anticipated that any significant change in results of operations from the corresponding period for the last fiscal year will be reflected by the earnings statements to be included in the subject report or portion thereof ? ¨ Yes x No

If so, attach an explanation of the anticipated change, both narratively and quantitatively, and, if appropriate, state the reasons why a reasonable estimate of the results cannot be made.

IX Acquisition Corp.

(Name of Registrant as Specified in Charter)

has caused this to be signed on their behalf by the undersigned hereunto duly authorized.

Date:  March 31, 2026	By:	/s/ Noah Aptekar
		Name: Noah Aptekar Title: Chief Executive Officer, Chief Financial Officer, Chief Operating Officer and Director

Instruction: The form may be signed by an executive officer of the registrant or by any other duly authorized representative. The name and title of the person signing the form shall be typed or printed beneath the signature. If the statement is signed on behalf of the registrant by an authorized representative (other than an executive officer), evidence of the representative's authority to sign on behalf of the registrant shall be filed with the form.

ATTENTION

INTENTIONAL MISSTATEMENTS OR OMISSIONS OF FACT CONSTITUTE FEDERAL CRIMINAL VIOLATIONS (SEE 18 U.S.C. 1001).