Apex Treasury (APXT) director reports 30,000 Class B shares convertible to Class A

Rhea-AI Filing Summary

Apex Treasury Corp director reports initial holdings. CuUnjieng Stephen filed a Form 3 showing beneficial ownership of 30,000 Class B ordinary shares. These Class B shares are directly owned, are convertible into Apex Treasury’s Class A ordinary shares as described in a prior registration statement, and have no expiration date. The filing does not report any new purchases or sales, just this starting position.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

CuUnjieng Stephen

(Last) (First) (Middle)

C/O APEX TREASURY CORPORATION

2035 REGATTA DRIVE

(Street)

VERO BEACH FL 32963

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/13/2026

3. Issuer Name and Ticker or Trading Symbol
Apex Treasury Corp [ APXT ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Ordinary Shares	(1)	(1)	Class A Ordinary Shares	30,000	(1)	D

Explanation of Responses:

1. The Class B ordinary shares are convertible into the Issuer's Class A ordinary shares as described under the heading "Description of Securities" in the Issuer's Registration Statement on Form S-1 (File No. 333-289485) (the "Registration Statement") and have no expiration date.

Remarks:

See Exhibit 24.1 - Power of Attorney.

	/s/ Tomisin Ogunsanya, Attorney-in-Fact for Stephen CuUnjieng	03/16/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What does Apex Treasury Corp (APXT) Form 3 for CuUnjieng Stephen show?

The Form 3 shows director CuUnjieng Stephen’s initial beneficial ownership in Apex Treasury Corp. It reports 30,000 Class B ordinary shares held directly, which are convertible into Class A ordinary shares, and clarifies that this position has no expiration date attached.

How many shares does CuUnjieng Stephen report owning in APXT?

CuUnjieng Stephen reports owning 30,000 Class B ordinary shares of Apex Treasury Corp. These shares are held directly and are convertible into Class A ordinary shares under terms described in the company’s registration statement, establishing his baseline equity position as a director.

Are CuUnjieng Stephen’s APXT Class B shares convertible into Class A shares?

Yes, the Form 3 states the Class B ordinary shares are convertible into Apex Treasury Corp’s Class A ordinary shares. The specific conversion terms are described under “Description of Securities” in the company’s Form S-1 registration statement referenced in the filing’s footnote.

Do the APXT Class B ordinary shares reported on Form 3 have an expiration date?

No, the footnote explains that the Class B ordinary shares reported for CuUnjieng Stephen have no expiration date. They remain outstanding until converted into Class A ordinary shares or otherwise disposed, as governed by the terms described in the referenced registration statement.

Does the APXT Form 3 disclose any insider buying or selling activity?

No, this Form 3 does not report insider buying or selling transactions. It records CuUnjieng Stephen’s existing beneficial ownership of 30,000 Class B ordinary shares, serving as a baseline disclosure of his position rather than documenting new market activity.