Goldman Sachs reports 5.7% stake in GIGCAPITAL9 (1.47M sh)

The Goldman Sachs Group, Inc. and Goldman Sachs & Co. LLC report beneficial ownership of 1,466,573 Class A ordinary shares (5.7%) of GIGCAPITAL9 CORP as of 03/31/2026.

Rhea-AI Filing Summary

The Goldman Sachs Group, Inc. and Goldman Sachs & Co. LLC report beneficial ownership of 1,466,573 Class A ordinary shares (5.7%) of GIGCAPITAL9 CORP as of 03/31/2026. The Schedule 13G filing shows shared voting power and shared dispositive power of 1,466,573 shares, cites CUSIP G3865B114, and includes a joint filing agreement and subsidiary attribution clarifying that Goldman Sachs & Co. LLC is a reporting unit of the GS Group.

Key Figures

Filing date on cover page: 03/31/2026 Shares beneficially owned: 1,466,573 shares Percent of class: 5.7% +1 more

4 metrics

Filing date on cover page 03/31/2026 Report date shown on cover page

Shares beneficially owned 1,466,573 shares Class A ordinary shares reported by Goldman Sachs

Percent of class 5.7% Percent of Class A ordinary shares indicated on cover page

CUSIP G3865B114 Identifier for the Class A ordinary share

Key Terms

Schedule 13G, Shared Dispositive Power, Joint Filing Agreement, Parent holding company / reporting unit

4 terms

Schedule 13G regulatory

"Item 1. | (a) | Name of issuer: GIGCAPITAL9 CORP"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

Shared Dispositive Power financial

"6 | Shared Dispositive Power 1,466,573.00"

Joint Filing Agreement regulatory

"EXHIBIT (99.1) JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)"

Parent holding company / reporting unit regulatory

"EXHIBIT (99.2) ITEM 7 INFORMATION The securities being reported on by The Goldman Sachs Group, Inc."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake does Goldman Sachs report in GIGCAPITAL9 CORP (GIX)?

Goldman Sachs reports beneficial ownership of 1,466,573 shares, representing 5.7% of the Class A ordinary shares. The Schedule 13G entry lists shared voting and shared dispositive power for that same share count as of 03/31/2026.

Which entities filed the Schedule 13G for GIGCAPITAL9 CORP?

The filing was made jointly by The Goldman Sachs Group, Inc. and Goldman Sachs & Co. LLC. A joint filing agreement (Exhibit 99.1) and subsidiary attribution (Exhibit 99.2) are included in the filing.

What voting and dispositive powers are reported by Goldman Sachs?

The filing shows 0 sole voting or dispositive power and 1,466,573 shares of shared voting and shared dispositive power. Those counts are presented on the cover page and reflected in Item 4 cross-references.

What CUSIP and share class are referenced in the filing?

The Schedule 13G references CUSIP G3865B114 for Class A ordinary share, par value $0.0001 per share. The filing ties that CUSIP and class to the reported 1,466,573-share position as of 03/31/2026.

Does the filing explain which subsidiary holds the shares?

Yes. Exhibit 99.2 states that the securities reported by GS Group are owned or may be deemed beneficially owned by Goldman Sachs & Co. LLC, identified as a Goldman Sachs reporting unit and a subsidiary of the GS Group.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/12/2026 - 04:04 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

GIGCAPITAL9 CORP

(Name of Issuer)

Class A ordinary share, par value $0.0001 per share

(Title of Class of Securities)

G3865B114

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): G3865B114

1

Names of Reporting Persons

THE GOLDMAN SACHS GROUP, INC.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,466,573.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,466,573.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,466,573.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.7 %

12

Type of Reporting Person (See Instructions)

HC, CO

SCHEDULE 13G

CUSIP Number(s): G3865B114

1

Names of Reporting Persons

GOLDMAN SACHS & CO. LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

NEW YORK

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,466,573.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,466,573.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,466,573.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.7 %

12

Type of Reporting Person (See Instructions)

BD, OO, IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: GIGCAPITAL9 CORP
(b)	Address of issuer's principal executive offices: 1731 Embarcadero Rd.,Suite 200 Palo Alto,CA,X1,94303
Item 2.
(a)	Name of person filing: THE GOLDMAN SACHS GROUP, INC.| GOLDMAN SACHS & CO. LLC
(b)	Address or principal business office or, if none, residence: The Goldman Sachs Group, Inc. 200 West Street New York, NY 10282| Goldman Sachs & Co. LLC 200 West Street New York, NY 10282
(c)	Citizenship: THE GOLDMAN SACHS GROUP, INC. - Delaware| GOLDMAN SACHS & CO. LLC - New York
(d)	Title of class of securities: Class A ordinary share, par value $0.0001 per share
(e)	CUSIP Number(s): G3865B114
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: See the response(s) to Item 9 on the attached cover page(s).
(b)	Percent of class: See the response(s)to Item 11 on the attached cover page(s).
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: See the response(s) to Item 5 on the attached cover page(s).
	(ii) Shared power to vote or to direct the vote: See the response(s) to Item 6 on the attached cover page(s).
	(iii) Sole power to dispose or to direct the disposition of: See the response(s) to Item 7 on the attached cover page(s).
	(iv) Shared power to dispose or to direct the disposition of: See the response(s) to Item 8 on the attached cover page(s).
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Exhibit (99.2)
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

THE GOLDMAN SACHS GROUP, INC.

Signature:	Name: Veronica Mupazviriwo
Name/Title:	Attorney-in-fact
Date:	04/03/2026

GOLDMAN SACHS & CO. LLC

Signature:	Name: Veronica Mupazviriwo
Name/Title:	Attorney-in-fact
Date:	04/03/2026

Exhibit Information

EXHIBIT (99.1) JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, the undersigned agree to the joint filing of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the Class A ordinary share, par value $0.0001 per share, of GIGCAPITAL9 CORP and further agree to the filing of this agreement as an Exhibit thereto. In addition, each party to this Agreement expressly authorizes each other party to this Agreement to file on its behalf any and all amendments to such Statement on Schedule 13G. Date: 04/03/2026 THE GOLDMAN SACHS GROUP, INC. By:/s/ Veronica Mupazviriwo ---------------------------------------- Name: Veronica Mupazviriwo Title: Attorney-in-fact GOLDMAN SACHS & CO. LLC By:/s/ Veronica Mupazviriwo ---------------------------------------- Name: Veronica Mupazviriwo Title: Attorney-in-fact EXHIBIT (99.2) ITEM 7 INFORMATION The securities being reported on by The Goldman Sachs Group, Inc. ("GS Group"), as a parent holding company, are owned, or may be deemed to be beneficially owned, by Goldman Sachs & Co. LLC ("Goldman Sachs"), a broker or dealer registered under Section 15 of the Act and an investment adviser registered under Section 203 of the Investment Advisers Act of 1940. Goldman Sachs is a subsidiary of GS Group. EXHIBIT (99.3) ITEM 4 INFORMATION *In accordance with the Securities and Exchange Commission Release No. 34-39538 (January 12, 1998) (the "Release"), this filing reflects the securities beneficially owned by certain operating units (collectively, the "Goldman Sachs Reporting Units") of The Goldman Sachs Group, Inc. and its subsidiaries and affiliates (collectively, "GSG"). This filing does not reflect securities, if any, beneficially owned by any operating units of GSG whose ownership of securities is disaggregated from that of the Goldman Sachs Reporting Units in accordance with the Release. The Goldman Sachs Reporting Units disclaim beneficial ownership of the securities beneficially owned by (i) any client accounts with respect to which the Goldman Sachs Reporting Units or their employees have voting or investment discretion or both, or with respect to which there are limits on their voting or investment authority or both and (ii) certain investment entities of which the Goldman Sachs Reporting Units act as the general partner, managing general partner or other manager, to the extent interests in such entities are held by persons other than the Goldman Sachs Reporting Units.