25,000 Class B shares assigned to HCM IV (NASDAQ: HACQU) director

Rhea-AI Filing Summary

HCM IV Acquisition Corp. director Thomas Albert Sapio reported an allocation of 25,000 Class B ordinary shares, assigned to him by the Sponsor under a securities purchase agreement in connection with his appointment to the board. These Class B shares are automatically convertible into Class A ordinary shares on a one-for-one basis at the time of the company’s initial business combination, subject to anti-dilution adjustments, and have no expiration date. The Class B shares are also subject to potential forfeiture under certain circumstances related to Mr. Sapio’s board service.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Sapio Thomas Albert

Role Director

Type	Security	Shares	Price	Value
Other	Class B Ordinary Shares	25,000	$0.003	$75.00

Holdings After Transaction: Class B Ordinary Shares — 25,000 shares (Direct)

Footnotes (1)

1. The Class B ordinary shares are automatically convertible into the shares of the Issuer's Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Class B ordinary shares are subject to forfeiture under certain circumstances relating to Mr. Sapio's service on the Issuer's Board of Directors. As contemplated by the securities purchase agreement between HCM Investor Holdings IV, LLC (the "Sponsor") and Mr. Sapio, dated February 11, 2026, the Sponsor assigned 25,000 Class B ordinary shares to Mr. Sapio in connection with Mr. Sapio's appointment to the Issuer's Board of Directors.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sapio Thomas Albert

(Last) (First) (Middle)

C/O HCM IV ACQUISITION CORP.

85 WASHINGTON STREET

(Street)

NORWALK CT 06854

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HCM IV Acquisition Corp. [ HACQ ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/11/2026

4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Ordinary Shares	(1)	02/11/2026		J(2)		25,000		(1)	(1)	Class A Ordinary Shares	25,000	$0.003	25,000	D

Explanation of Responses:

1. The Class B ordinary shares are automatically convertible into the shares of the Issuer's Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Class B ordinary shares are subject to forfeiture under certain circumstances relating to Mr. Sapio's service on the Issuer's Board of Directors.

2. As contemplated by the securities purchase agreement between HCM Investor Holdings IV, LLC (the "Sponsor") and Mr. Sapio, dated February 11, 2026, the Sponsor assigned 25,000 Class B ordinary shares to Mr. Sapio in connection with Mr. Sapio's appointment to the Issuer's Board of Directors.

	/s/ Thomas Sapio, by Steven Bischoff with Power of Attorney	02/18/2026
	** 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 4 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did HCM IV Acquisition Corp. (HACQU) disclose?

HCM IV Acquisition Corp. disclosed that director Thomas Albert Sapio was assigned 25,000 Class B ordinary shares by the Sponsor. The assignment was made under a securities purchase agreement in connection with his appointment to the company’s Board of Directors.

How many HCM IV (HACQU) Class B shares did Thomas Sapio receive?

Thomas Albert Sapio received 25,000 Class B ordinary shares of HCM IV Acquisition Corp. The shares were assigned by the Sponsor pursuant to a securities purchase agreement tied to his appointment to the company’s Board of Directors.

How are HCM IV (HACQU) Class B shares treated in relation to Class A shares?

The Class B ordinary shares of HCM IV Acquisition Corp. are automatically convertible into Class A ordinary shares on a one-for-one basis at the time of the initial business combination. This conversion is subject to certain anti-dilution adjustments and the Class B shares have no expiration date.

Are the HCM IV (HACQU) Class B shares received by Thomas Sapio subject to forfeiture?

Yes. The Class B ordinary shares assigned to Thomas Albert Sapio are subject to forfeiture under certain circumstances. These circumstances relate to Mr. Sapio’s continued service on HCM IV Acquisition Corp.’s Board of Directors, as described in the filing footnotes.

What agreement governed the HCM IV (HACQU) share assignment to Thomas Sapio?

The assignment of 25,000 Class B ordinary shares to Thomas Albert Sapio was contemplated by a securities purchase agreement between HCM Investor Holdings IV, LLC, the Sponsor, and Mr. Sapio, dated February 11, 2026, executed in connection with his board appointment.

What is the nature of Thomas Sapio’s ownership of HCM IV (HACQU) shares?

Thomas Albert Sapio holds the 25,000 Class B ordinary shares of HCM IV Acquisition Corp. as a direct owner. The Form 4 identifies his ownership type as direct, reflecting the assignment of those shares to him personally by the Sponsor.