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): October 23, 2025

AA Mission Acquisition Corp. II

(Exact name of registrant as specified in its charter)

Cayman Islands		001-42886		N/A
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

21 Waterway Avenue, STE 300 #9733

The Woodlands, TX 77380

(Address of principal executive offices, including zip code)

Registrant’s telephone number, including area code 832-336-8887

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 and one-half of one warrant	YCY.U	The New York Stock Exchange
Class A ordinary shares, par value $0.0001 per share	YCY	The New York Stock Exchange
Warrants, each whole warrant entitles the holder thereof to purchase one Class A ordinary share at a price of $11.50 per share	YCY.WS	The New York Stock Exchange

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 8.01. Other Events.

On October 23, 2025, AA Mission Acquisition Corp. II (the “Company”) announced that, commencing on October 29, 2025, the holders of units issued in its initial public offering (the “Units”), each Unit consists of one Class A ordinary share of the Company, par value $0.0001 per share (the “Ordinary Shares”), and one-half of one redeemable warrant (the “Warrants”) with each whole Warrant entitling the holder thereof to purchase one Ordinary Share at a price of $11.50 per share, may elect to separately trade the Ordinary Shares and Warrants included in the Units. No fractional Warrants will be issued upon separation of the Units and only whole Warrants will trade. The Units not separated will continue to trade on the New York Stock Exchange under the symbol “YCY.U.” The Ordinary Shares and the Warrants will trade on the New York Stock Exchange under the symbols “YCY” and “YCY.WS,” respectively. Holders of Units will need to have their brokers contact Continental Stock Transfer & Trust Company, the Company’s transfer agent, in order to separate the Units into Class A Ordinary Shares and Warrants.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

EXHIBIT INDEX

Exhibit No.		Description
99.1		Press Release, dated October 23, 2025.
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.

	AA MISSION ACQUISITION CORP. II

	By:	/s/ Qing Sun
		Name:	Qing Sun
		Title:	Chief Executive Officer

Dated: October 23, 2025

AA Mission Acquisition Corp. II 8-K