STOCK TITAN

Constellation Acquisition (CSTAF) uses $5,000 sponsor loan to extend deal deadline

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

Rhea-AI Filing Summary

Constellation Acquisition Corp I borrowed $5,000 under an existing unsecured promissory note from Constellation Sponsor LP and deposited the funds into its trust account. This small loan allows the SPAC to extend the deadline to complete its initial business combination from April 29, 2026 to May 29, 2026.

The company describes this as the third of eleven permitted one-month extensions under its amended and restated memorandum and articles of association, giving it extra time to finalize a deal. The note bears no interest and matures when an initial business combination closes, and if no deal occurs, repayment will be made only from funds remaining outside the trust account.

Positive

  • None.

Negative

  • None.
Item 2.03 Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement Financial
The company incurred a new significant debt or off-balance-sheet obligation.
Extension Funds $5,000 Drawn on April 28, 2026 under unsecured promissory note
New combination deadline May 29, 2026 Extended from April 29, 2026 for SPAC business combination
Permitted extensions 11 one-month extensions This filing reflects the third permitted extension
Warrant exercise price $11.50 per share Each whole redeemable warrant exercisable for one Class A ordinary share
Note interest rate 0% Unsecured promissory note bears no interest
unsecured promissory note financial
"pursuant to the unsecured promissory note, dated January 30, 2024 between the Company and Constellation Sponsor LP"
An unsecured promissory note is a written IOU in which a borrower promises to repay a loan plus any interest but does not pledge any asset as collateral. Investors care because it relies solely on the borrower’s ability to pay—like lending money to someone without holding their watch as security—so it usually carries higher interest and higher risk and ranks below secured debt if the borrower defaults, affecting expected recovery and company credit profile.
trust account financial
"which Extension Funds the Company deposited into the Company’s trust account for its public shareholders"
A trust account is a special bank or brokerage account where assets are held and managed by a designated person or firm (the trustee) for the benefit of another person or group (the beneficiary). It matters to investors because it separates assets from personal or corporate funds, can protect assets, control how and when money is used, and may affect tax or legal rights—think of it as a locked drawer opened only under agreed rules.
initial business combination financial
"the date by which it must complete its initial business combination from April 29, 2026 to May 29, 2026"
An initial business combination is the deal in which a special-purpose acquisition company (SPAC) merges with or acquires an operating business to bring that business onto public markets. Think of the SPAC as an empty shell that raises money from investors, then uses that cash to buy a private company—this transaction turns the private company into a public one and often changes its ownership, valuation, and access to capital, so investors should watch for shifts in risk, future growth prospects, and shareholder rights.
amended and restated memorandum and articles of association regulatory
"permitted under the Company’s amended and restated memorandum and articles of association"
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.
false 0001834032 0001834032 2026-04-28 2026-04-28 0001834032 CSTAF:ClassOrdinarySharesParValue0.0001PerShareMember 2026-04-28 2026-04-28 0001834032 CSTAF:RedeemableWarrantsEachWholeWarrantExercisableForOneClassOrdinaryShareAtExercisePriceOf11.50Member 2026-04-28 2026-04-28 0001834032 CSTAF:UnitsEachConsistingOfOneClassOrdinaryShareAndOnethirdOfOneRedeemableWarrantMember 2026-04-28 2026-04-28 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

 

 

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 28, 2026

 

CONSTELLATION ACQUISITION CORP I

(Exact name of registrant as specified in its charter)

 

Cayman Islands   001-39945   98-1574835
(State or other jurisdiction
of incorporation)
  (Commission File Number)   (IRS Employer
Identification No.)

 

1290 Avenue of the Americas
10th Floor
New York, NY
  10104
(Address of principal executive offices)   (Zip Code)

 

(212) 983-1602

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
Class A ordinary shares, par value $0.0001 per share   CSTAF   OTCID Basic Market
Redeemable warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50   CSTWF   OTCID Basic Market
Units, each consisting of one Class A ordinary share and one-third of one redeemable warrant   CSTUF   OTCID Basic Market

 

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

 

On April 28, 2026, Constellation Acquisition Corp I (the “Company”) drew an aggregate of $5,000 (the “Extension Funds”), as approved by unanimous resolution of the extension committee of the Company’s board of directors, dated April 28, 2026, pursuant to the unsecured promissory note, dated January 30, 2024 between the Company and Constellation Sponsor LP (the “Note”), which Extension Funds the Company deposited into the Company’s trust account for its public shareholders. This deposit enables the Company to extend the date by which it must complete its initial business combination from April 29, 2026 to May 29, 2026 (the “Extension”). The Extension is the third of eleven one-month extensions permitted under the Company’s amended and restated memorandum and articles of association and provides the Company with additional time to complete its initial business combination. The Note does not bear interest and matures upon closing of the Company’s initial business combination. In the event that the Company does not consummate a business combination, the Note will be repaid only from amounts remaining outside of the Company’s trust account, if any.

 

1

 

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.

 

Dated: April 29, 2026

 

  CONSTELLATION ACQUISITION CORP I
   
  By: /s/ Chandra R. Patel
  Name: Chandra R. Patel
  Title: Chief Executive Officer

 

2

 

FAQ

What did Constellation Acquisition Corp I (CSTAF) disclose in this 8-K?

Constellation Acquisition Corp I disclosed that it drew $5,000 under an unsecured promissory note and deposited it into its trust account. This draw funds a one-month extension of the deadline to complete its initial business combination to May 29, 2026.

How long did CSTAF extend its SPAC business combination deadline?

The company extended its business combination deadline by one month, moving it from April 29, 2026 to May 29, 2026. This extension is described as the third of up to eleven one-month extensions allowed under its amended and restated memorandum and articles of association.

How much did CSTAF borrow to fund the latest extension and from whom?

Constellation Acquisition Corp I borrowed $5,000 in extension funds from Constellation Sponsor LP under an unsecured promissory note dated January 30, 2024. These funds were deposited into the company’s trust account for its public shareholders to support the one-month extension.

What are the key terms of CSTAF’s unsecured promissory note?

The unsecured promissory note does not bear interest and matures upon closing of the company’s initial business combination. If no business combination is consummated, the note will be repaid, if at all, only from amounts remaining outside the company’s trust account, after redemptions.

How many monthly extensions can CSTAF use in total?

The filing states that this is the third of eleven one-month extensions permitted under the company’s amended and restated memorandum and articles of association. That framework allows Constellation Acquisition Corp I multiple opportunities to extend its deadline while it seeks an initial business combination.

Where are CSTAF’s securities traded and what classes are listed?

The company lists Class A ordinary shares, redeemable warrants, and units on the OTCID Basic Market under symbols CSTAF, CSTWF, and CSTUF, respectively. Each unit consists of one Class A ordinary share and one-third of one redeemable warrant exercisable at $11.50 per whole warrant.

Filing Exhibits & Attachments

4 documents