Adrian Zuckerman joins GigCapital9 Corp. (GIXXU) board with no reported holdings

Rhea-AI Filing Summary

GigCapital9 Corp. filed an initial ownership report showing that Adrian Zuckerman is a director of the company. As of the event date of 01/28/2026, he reports no beneficial ownership of any GigCapital9 Corp. securities and lists no derivative positions.

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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^*

Zuckerman Adrian

(Last) (First) (Middle)

C/O GIGCAPITAL9 CORP.

1731 EMBARCADERO RD., SUITE 200

(Street)

PALO ALTO CA 94303

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/28/2026

3. Issuer Name and Ticker or Trading Symbol
GigCapital9 Corp. [ GIX ]

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

Explanation of Responses:

No securities are beneficially owned.

	Adrian Zuckerman	02/02/2026
	** 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.

FAQ

What does the GigCapital9 Corp. (GIXXU) Form 3 filing report?

The Form 3 shows Adrian Zuckerman as a director with no securities owned. It is an initial statement of beneficial ownership required for insiders, confirming he holds no direct or indirect positions in GigCapital9 Corp. as of the reported event date.

Who is the reporting person on the GigCapital9 Corp. (GIXXU) Form 3?

The reporting person is Adrian Zuckerman. The filing identifies him as a director of GigCapital9 Corp. and indicates the form is filed by one reporting person, with no officer role or 10% ownership status checked.

What is the event date disclosed in the GigCapital9 Corp. (GIXXU) Form 3?

The event date disclosed is 01/28/2026. This date marks when the circumstances requiring the initial ownership statement occurred, such as assuming director status while having no reportable beneficial ownership in GigCapital9 Corp. securities.

Does Adrian Zuckerman own any GigCapital9 Corp. (GIXXU) securities on this Form 3?

No, the filing states that no securities are beneficially owned. Both the non-derivative and derivative tables contain no holdings, and the explanation of responses explicitly says, “No securities are beneficially owned.”

Are there any derivative securities reported for Adrian Zuckerman in GigCapital9 Corp. (GIXXU)?

No derivative securities are reported. The Form 3 includes a table for derivative securities such as options or warrants, but no entries are listed, and the explanation confirms no securities are beneficially owned.

Is the GigCapital9 Corp. (GIXXU) Form 3 a joint filing with other insiders?

No, it is filed by one reporting person. The section on individual or joint/group filing has the line checked indicating the Form 3 is filed solely by Adrian Zuckerman, with no additional reporting persons included.