Mountain Crest Acquisition Corp. V (MCAG) issues $500,000 sponsor loan

Rhea-AI Filing Summary

Mountain Crest Acquisition Corp. V entered into an unsecured promissory note of up to $500,000 with its sponsor, Mountain Crest Global Holdings LLC, on December 11, 2025. The sponsor agreed to lend funds that the company may draw from time to time by written notice, and the note does not bear interest.

The principal becomes due on the earlier of completing an initial business combination with a target business or the company’s liquidation. If no business combination occurs, repayment will come only from amounts remaining outside the company’s trust account, if any. The note, approved by the independent directors, will be used to provide additional working capital for the company’s ongoing operations.

8-K Event Classification

2 items: 2.03, 9.01

2 items

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.

Item 9.01 Financial Statements and Exhibits Exhibits

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

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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

December 11, 2025

Date of Report (Date of earliest event reported)

Mountain Crest Acquisition Corp. V

(Exact Name of Registrant as Specified in its Charter)

Delaware		001-40418		85-2412613
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

524 Broadway 11th Floor New York, NY		10012
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code: (646)493-6558

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
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act

Securities registered pursuant to Section 12(b) of the Act: None

Securities registered pursuant to Section 12(g) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock		MCAG		None
Rights		MCAGR		None
Units		MCAGU		None

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

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 of a Registrant.

On December 11, 2025, Mountain Crest Acquisition Corp. V (the “Company”) issued an unsecured promissory note in the aggregate principal amount up to $500,000 (the “Note”) to Mountain Crest Global Holdings LLC, the Company’s sponsor (the “Sponsor”). Pursuant to the Note, the Sponsor agreed to loan to the Company an aggregate amount up to $500,000 that may be drawn down by the Company from time to time by written notice to the Sponsor. The aggregate amount advanced under the Note is due payable by the Company on the earlier of: (i) the date on which Company consummates an initial business combination with a target business, or (ii) the date the Company liquidates if a business combination is not consummated. The Note does not bear interest. 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. The Note was authorized and approved by the independent members of the Company’s board of directors.

The proceeds of the Note will be used by the Company for working capital purposes.

The foregoing description of the Note is qualified in its entirety by reference to the full text of the Note, a copy of which is filed with this Current Report on Form 8-K as Exhibit 10.1 and is incorporated herein by reference.

No Offer or Solicitation

This Current Report on Form 8-K is for informational purposes only and is not intended to and shall not constitute a proxy statement or the solicitation of a proxy, consent or authorization with respect to any securities or in respect of an initial business combination or PIPE financing and is not intended to and shall not constitute an offer to sell or the solicitation of an offer to sell or the solicitation of an offer to buy or subscribe for any securities or a solicitation of any vote of approval, nor shall there be any sale, issuance or transfer of securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction.

Item 9.01. Financial Statements and Exhibits.

EXHIBIT NO.		DESCRIPTION
10.1		Promissory Note, dated December 11, 2025 between Mountain Crest Acquisition Corp. V, as Maker and Mountain Crest Global Holdings LLC as Payee
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

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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.

Dated: December 15, 2025
MOUNTAIN CREST ACQUISITION CORP. V
By:	/s/ Suying Liu
Name:	Suying Liu
Title:	Chief Executive Officer

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FAQ

What financing did Mountain Crest Acquisition Corp. V (MCAG) arrange on December 11, 2025?

On December 11, 2025, Mountain Crest Acquisition Corp. V issued an unsecured promissory note of up to $500,000 to its sponsor, Mountain Crest Global Holdings LLC.

Who is providing the loan to Mountain Crest Acquisition Corp. V (MCAG)?

The lender under the promissory note is Mountain Crest Global Holdings LLC, which is the sponsor of Mountain Crest Acquisition Corp. V.

When is the MCAG $500,000 promissory note due?

The aggregate amount advanced under the $500,000 note is payable on the earlier of the date Mountain Crest Acquisition Corp. V completes an initial business combination or the date it liquidates.

Does the Mountain Crest Acquisition Corp. V (MCAG) promissory note bear interest?

No. The promissory note issued by Mountain Crest Acquisition Corp. V to its sponsor is explicitly stated to not bear interest.

How will the MCAG promissory note be repaid if no business combination is completed?

If Mountain Crest Acquisition Corp. V does not consummate a business combination, the note will be repaid only from amounts remaining outside the company’s trust account, if any.

What will Mountain Crest Acquisition Corp. V (MCAG) use the promissory note proceeds for?

The company states that the proceeds of the $500,000 promissory note will be used for working capital purposes.

Who approved the promissory note for Mountain Crest Acquisition Corp. V (MCAG)?

The note was authorized and approved by the independent members of Mountain Crest Acquisition Corp. V’s board of directors.