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Artius II (AACB) adds $1M sponsor funding as Nasdaq flags listing deficiency

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Artius II Acquisition Inc. reported two key developments. First, on March 6, 2026 it issued a convertible, unsecured working capital promissory note of up to $1,000,000 to its sponsor to fund ongoing expenses. The note bears no interest and is repayable upon the earlier of an initial business combination, liquidation, or an event of default.

At the sponsor’s election, the unpaid principal may convert into Class A ordinary shares ("Private Placement Shares") of the company or the surviving business combination company, based on the formula: principal divided by $10.00, multiplied by 1.1, rounded up. Separately, on March 4, 2026 Nasdaq notified the company that it is not in compliance with Listing Rule 5452(a)(2)(A) because it lacks the required minimum 300 public holders of its units and Class A ordinary shares on The Nasdaq Global Market. The notice does not immediately affect the listing, and the company has 45 days to submit a compliance plan and may have up to 180 days to regain compliance.

Positive

  • None.

Negative

  • Nasdaq listing deficiency risk: The company received a Nasdaq notice for not maintaining the required minimum of 300 public holders of its units and Class A ordinary shares on The Nasdaq Global Market, creating a risk around continued listing if compliance is not restored within the allowed timeframe.

Insights

Company adds sponsor funding via convertible note while facing Nasdaq holder-deficiency notice.

The company obtained up to $1,000,000 in additional working capital from its sponsor through a zero-interest, unsecured promissory note that can convert into Class A ordinary shares at an effective price formula of principal divided by $10.00, multiplied by 1.1. This structure supports near-term liquidity without immediate cash interest costs but introduces potential equity issuance to the sponsor upon a business combination, liquidation, or default.

The Nasdaq notice under Listing Rule 5452(a)(2)(A) reflects a shortfall in the required 300 public holders of units and Class A ordinary shares on The Nasdaq Global Market. While the notice has no immediate effect on trading, the company must submit a remediation plan within 45 days and may receive up to 180 days from the March 4, 2026 notice to restore compliance. Future disclosures may clarify whether compliance is regained or whether continued non-compliance affects the listing status.


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)
March 4, 2026


 
ARTIUS II ACQUISITION INC.
(Exact name of registrant as specified in its charter)



Cayman Islands
1-42521
98-1802901
(State or other jurisdiction of incorporation)
(Commission File Number)
(IRS Employer Identification No.)

3 Columbus Circle, Suite 1609
New York, NY 10019
(Address of principal executive offices, including zip code)
(212) 309-7668
(Registrant’s telephone number, including area code)
Not Applicable
(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:

Title of each class
Trading Symbol(s)
Name of each exchange on which registered
Units, each consisting of one Class A ordinary share, $0.0001 par value, one right to receive one tenth of one Class A ordinary share, and one contingent right
AACBU
The Nasdaq Stock Market LLC
Class A ordinary shares, par value $0.0001 per share
AACB
The Nasdaq Stock Market LLC
Rights, each right entitling the holder to receive one tenth of one Class A ordinary share
AACBR
The Nasdaq Stock Market LLC

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 1.01.
Entry into a Material Definitive Agreement.
 
Working Capital Promissory Note
 
On March 6, 2026, Artius II Acquisition Inc. (the “Company”) issued a convertible unsecured promissory note (the “Working Capital Promissory Note”) in the aggregate principal amount of up to $1,000,000.00 to Artius II Acquisition Partners LLC, a Delaware limited liability company (the “Sponsor”), in order to provide the Company with additional working capital. Pursuant to the terms of the Working Capital Promissory Note, the principal balance shall not accrue interest and will be payable by the Company upon the earlier of (i) the date on which the Company consummates its initial business combination, (ii) the date on which the Company is liquidated or (iii) the date on which an Event of Default (as defined in the Working Capital Promissory Note) occurs and will be convertible, at the Sponsor’s election, to Class A ordinary shares, par value $0.0001 (or the equivalent thereof) of the Company or the surviving company of the Company’s initial business combination (each, a “Private Placement Share”) upon the earlier of (i) the date on which the Company consummates its initial business combination, (ii) the date on which the Company is liquidated or (iii) the date on which an Event of Default (as defined in the Working Capital Promissory Note) occurs. The number of Private Placement Shares issued upon conversion will be equal to (x) the unpaid principal amount of the Working Capital Promissory Note, divided by (y) $10.00, multiplied by (z) 1.1, rounded up to the nearest whole number of shares.

The foregoing description of the Working Capital Promissory Note does not purport to be complete and is qualified in its entirety by reference to the full text of the Working Capital Promissory Note, which is filed hereto as Exhibit 10.1 and which is incorporated herein by reference.

Item 2.03.
Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.

The information disclosed under Item 1.01 of this Current Report on Form 8-K is incorporated by reference into this Item 2.03.

Item 3.01
Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing.

On March 4, 2026, the Company received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”) indicating that the Company was not in compliance with Nasdaq’s Listing Rule 5452(a)(2)(A) because the Company failed to maintain a minimum of 300 public holders of its units and Class A ordinary shares listed on The Nasdaq Global Market, as required under the Nasdaq continued listing standards for The Nasdaq Global Market.

The Notice has no immediate effect on the listing of the Company’s securities on Nasdaq. Under Nasdaq Listing Rules, the Company has 45 calendar days to submit a plan to regain compliance with Listing Rule 5452(a) and may be granted up to 180 calendar days from the date of the Notice to regain compliance therewith. The Company plans to submit its plan of compliance to Nasdaq within the required timeframe.

Item 3.02.
Unregistered Sales of Equity Securities.

The information disclosed under Item 1.01 of this Current Report on Form 8-K is incorporated by reference into this Item 3.02.

The Company has relied upon Section 4(a)(2) of the Securities Act of 1933, as amended, in connection with the issuance of the Working Capital Promissory Note.
 

Item 9.01.
Financial Statements and Exhibits.
 
(d) Exhibits.
 
Exhibit No.
 
Description
 
 
 
10.1
 
Working Capital Promissory Note, dated March 6, 2026, issued by the Company to the Sponsor.
104
 
Cover Page Interactive Data File (embedded within the Inline XBRL document)
 

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.
 
 
ARTIUS II ACQUISITION INC.
 
 
Date: March 6, 2026
/s/ Boon Sim
 
Name: Boon Sim
 
Title: Chief Executive Officer
 
 

FAQ

What is the new working capital promissory note disclosed by AACB?

Artius II Acquisition Inc. issued a convertible, unsecured working capital promissory note of up to $1,000,000 to its sponsor. The note is interest-free and repayable upon a business combination, liquidation, or default, helping fund ongoing operations without immediate equity issuance or cash interest costs.

How can the AACB working capital promissory note convert into shares?

The unpaid principal of the working capital promissory note may convert at the sponsor’s election into Class A ordinary shares, called Private Placement Shares. The conversion formula is principal divided by $10.00, multiplied by 1.1, then rounded up to the nearest whole share upon specified trigger events.

Why did AACB receive a Nasdaq non-compliance notice in March 2026?

On March 4, 2026, Artius II Acquisition Inc. received a Nasdaq notice for not meeting Listing Rule 5452(a)(2)(A). The company lacked the required minimum 300 public holders of its units and Class A ordinary shares on The Nasdaq Global Market, breaching continued listing standards.

Does the Nasdaq notice immediately affect the listing of AACB securities?

The Nasdaq notice has no immediate effect on the listing of Artius II Acquisition Inc.’s securities. Under Nasdaq rules, the company has 45 days to submit a compliance plan and may receive up to 180 days from the notice date to regain compliance with the holder requirement.

What listing rule is AACB currently not complying with on Nasdaq?

Artius II Acquisition Inc. is not in compliance with Nasdaq Listing Rule 5452(a)(2)(A). This rule requires a minimum of 300 public holders of the company’s units and Class A ordinary shares listed on The Nasdaq Global Market as part of the continued listing standards.

Which exemption did AACB rely on to issue the working capital note?

The company relied on Section 4(a)(2) of the Securities Act of 1933, as amended, for the issuance of the working capital promissory note. This section provides an exemption from registration for certain transactions not involving a public offering of securities.

Filing Exhibits & Attachments

5 documents
Artius II Acqsn

NASDAQ:AACB

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