New Horizon Quantum (HQ) director files initial Form 3 ownership

Rhea-AI Filing Summary

Horizon Quantum Holdings Ltd. director Jill Ann Turner filed an initial Form 3, which is a required disclosure of insider holdings. This filing does not report any buy or sell transactions, derivative exercises, gifts, or other changes in ownership, and shows no reportable holdings at this time.

Key Figures

Buy transactions: 0 shares Sell transactions: 0 shares Derivative exercises: 0 shares +3 more

6 metrics

Buy transactions 0 shares Form 3 transactionSummary buyCount

Sell transactions 0 shares Form 3 transactionSummary sellCount

Derivative exercises 0 shares Form 3 transactionSummary exerciseShares

Gifted shares 0 shares Form 3 transactionSummary giftShares

Tax withholding shares 0 shares Form 3 transactionSummary taxWithholdingShares

Holding entries 0 Form 3 transactionSummary holdingEntries

Understanding Insider Trading Forms →

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^*

Turner Jill Ann

(Last) (First) (Middle)

C/O HORIZON QUANTUM HOLDINGS LTD.

29 MEDIA CIR. #05-22

(Street)

SINGAPORE 138565

(City) (State) (Zip)

SINGAPORE

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/19/2026

3. Issuer Name and Ticker or Trading Symbol
Horizon Quantum Holdings Ltd. [ HQ ]

3a. Foreign Trading Symbol

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

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

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

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

Explanation of Responses:

No securities are beneficially owned.

	/s/ Jill Turner	04/02/2026
	** 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).
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.
* Form 3: SEC 1473 (03-26)

FAQ

What does the Horizon Quantum (HQ) Form 3 filing by Jill Ann Turner show?

The Form 3 filing shows that director Jill Ann Turner has made her initial insider ownership disclosure for Horizon Quantum Holdings Ltd.. The data indicates no reportable transactions, derivative exercises, gifts, or restructuring events in connection with this filing.

Did Jill Ann Turner buy or sell any Horizon Quantum (HQ) shares in this Form 3?

No, the Form 3 data reports zero buy and zero sell transactions for Jill Ann Turner. It also shows no derivative exercises, gifts, tax withholding events, or restructuring-related transfers associated with Horizon Quantum shares in this filing.

Are any derivative securities disclosed for Jill Ann Turner in Horizon Quantum (HQ)?

The Form 3 indicates no derivative securities reported for Jill Ann Turner. The derivative-related fields, including derivative transaction counts and exercise shares, are all zero, and the derivative summary section is empty in this filing snapshot.

What does a holdingEntries value of 0 mean in this Horizon Quantum (HQ) Form 3?

A holdingEntries value of 0 indicates that the Form 3 snapshot shows no specific reportable holdings listed for Jill Ann Turner. This reflects that, in this data extract, there are no individual positions or derivative holdings itemized for Horizon Quantum securities.

Does the Horizon Quantum (HQ) Form 3 show any gifts or tax-related share withholdings?

No, the summarized data shows zero gift transactions and zero tax withholding transactions. GiftCount, giftShares, taxWithholdingCount, and taxWithholdingShares are all reported as 0 for Jill Ann Turner in this Form 3 filing.