Lighthouse-led group (GIX) discloses 1.48M GigCapital9 shares under 5% threshold

Rhea-AI Filing Summary

GigCapital9 Corp. received an amended Schedule 13G reporting that a group of investment entities associated with Lighthouse Investment Partners, LLC collectively may be deemed to beneficially own 1,483,796 Class A ordinary shares as of June 30, 2026. This stake represents 4.06% of the class. The shares are held by MAP 136, MAP 204, MAP 214, Shaolin Capital Partners SP, and Eagle Harbor Multi-Strategy Master Fund Limited, with Lighthouse acting as investment manager or platform services provider. The group reports no sole voting or dispositive power, and shared voting and dispositive power over all 1,483,796 shares, and notes ownership of 5 percent or less of the class.

Key Figures

Beneficial ownership: 1,483,796 shares Percent of class: 4.06% Shared voting power: 1,483,796 shares +4 more

7 metrics

Beneficial ownership 1,483,796 shares Class A ordinary shares beneficially owned as of June 30, 2026

Percent of class 4.06% Beneficial ownership percentage of Class A ordinary shares as of June 30, 2026

Shared voting power 1,483,796 shares Shares over which the group has shared power to vote or direct the vote

Sole voting power 0 shares Shares over which the group has sole power to vote

Shared dispositive power 1,483,796 shares Shares over which the group has shared power to dispose

CUSIP G3865B114 CUSIP for GigCapital9 Corp. Class A ordinary shares

Ownership threshold status 5 percent or less Item 5 representation of ownership level in the class

Key Terms

beneficial owners, shared voting power, dispositive power, segregated portfolio, +1 more

5 terms

beneficial owners financial

"may be deemed the beneficial owners of 1,483,796 Shares"

Beneficial owners are the people or entities that actually enjoy the economic benefits and control of shares or other assets, even when legal title is held by someone else such as a broker, custodian or trustee. Investors pay attention because beneficial owners hold the real voting power, receive dividends and can influence strategy and takeover outcomes — like the driver of a car who uses and maintains it while the bank holds the title — so disclosure shows who truly controls and benefits.

shared voting power financial

"Shared power to vote or to direct the vote: 1,483,796"

Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.

dispositive power financial

"Shared power to dispose or to direct the disposition of: 1,483,796"

Dispositive power is the authority to decide the final outcome of an asset, legal claim, contract, or corporate action — in effect the power to dispose of or resolve something. For investors it matters because whoever holds that authority can determine who gets paid, who controls an asset or vote, and how risks and returns are allocated; think of it like holding the key that lets you lock in the winner or loser in a deal.

segregated portfolio financial

"MAP 136 Segregated Portfolio, a segregated portfolio of LMA SPC"

Schedule 13G regulatory

"This Statement is filed on behalf of each of the following persons"

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.

FAQ

What percentage of GigCapital9 Corp. (GIX) shares does Lighthouse Investment Partners report owning?

The reporting group led by Lighthouse Investment Partners may be deemed to beneficially own 4.06% of GigCapital9 Corp. Class A shares as of June 30, 2026, according to the amended Schedule 13G filing.

How many GigCapital9 Corp. (GIX) shares are beneficially owned by the Lighthouse reporting group?

The reporting persons collectively may be deemed to beneficially own 1,483,796 Class A ordinary shares of GigCapital9 Corp. as of June 30, 2026, with all of these shares subject to shared voting and dispositive power.

Which entities are included in the Lighthouse reporting group for GigCapital9 Corp. (GIX)?

The group includes Lighthouse Investment Partners, LLC, MAP 136, MAP 204, MAP 214 segregated portfolios of LMA SPC, Shaolin Capital Partners SP, and Eagle Harbor Multi-Strategy Master Fund Limited, all reporting beneficial ownership of GigCapital9 shares.

What voting power does the Lighthouse group report over GigCapital9 Corp. (GIX) shares?

The reporting persons disclose 0 shares with sole voting power and 1,483,796 shares with shared voting power. They report an identical split for dispositive power, indicating all reported shares are controlled on a shared basis.

Why does the GigCapital9 Corp. (GIX) filing reference ownership of 5 percent or less of a class?

Item 5 states that the reporting persons have ownership of 5 percent or less of GigCapital9’s Class A shares. Their disclosed 4.06% beneficial ownership confirms that their stake is below the 5% regulatory threshold for larger holders.

What is Lighthouse Investment Partners’ role regarding GigCapital9 Corp. (GIX) shares?

Lighthouse Investment Partners, LLC acts as investment manager to MAP 136, MAP 204, and MAP 214 and as platform services provider for Shaolin and Eagle Harbor. Through these roles, it may be deemed to beneficially own and direct the vote and disposition of the reported shares.

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

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Available on EDGAR 08/11/2026 - 10:36 AM Accepted by SEC EDGAR 08/11/2026 - 10:35 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

GigCapital9 Corp.

(Name of Issuer)

Class A ordinary share, par value $0.0001 per share

(Title of Class of Securities)

G3865B114

(CUSIP Number)

06/30/2026

(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

Lighthouse Investment Partners, 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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,483,796.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,483,796.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,483,796.00

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)

4.06 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP Number(s): G3865B114

1

Names of Reporting Persons

MAP 136 Segregated Portfolio, a segregated portfolio of LMA SPC

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

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,483,796.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,483,796.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,483,796.00

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)

4.06 %

12

Type of Reporting Person (See Instructions)

FI

SCHEDULE 13G

CUSIP Number(s): G3865B114

1

Names of Reporting Persons

MAP 204 Segregated Portfolio, a segregated portfolio of LMA SPC

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

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,483,796.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,483,796.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,483,796.00

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)

4.06 %

12

Type of Reporting Person (See Instructions)

FI

SCHEDULE 13G

CUSIP Number(s): G3865B114

1

Names of Reporting Persons

MAP 214 Segregated Portfolio, a segregated portfolio of LMA SPC

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

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,483,796.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,483,796.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,483,796.00

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)

4.06 %

12

Type of Reporting Person (See Instructions)

FI

SCHEDULE 13G

CUSIP Number(s): G3865B114

1

Names of Reporting Persons

Shaolin Capital Partners SP, a segregated portfolio of PW MAP SPC

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

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,483,796.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,483,796.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,483,796.00

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)

4.06 %

12

Type of Reporting Person (See Instructions)

FI

SCHEDULE 13G

CUSIP Number(s): G3865B114

1

Names of Reporting Persons

Eagle Harbor Multi-Strategy Master Fund Limited

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

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,483,796.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,483,796.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,483,796.00

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)

4.06 %

12

Type of Reporting Person (See Instructions)

FI

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 94303
Item 2.
(a)	Name of person filing: This Statement is filed on behalf of each of the following persons (collectively, the "Reporting Persons") 1. Lighthouse Investment Partners, LLC ("Lighthouse") 2. MAP 136 Segregated Portfolio, a segregated portfolio of LMA SPC ("MAP 136") 3. MAP 214 Segregated Portfolio, a segregated portfolio of LMA SPC ("MAP 214") 4. MAP 204 Segregated Portfolio, a segregated portfolio of LMA SPC ("MAP 204") 5. Eagle Harbor Multi-Strategy Master Fund Limited ("Eagle Harbor") 6. Shaolin Capital Partners SP, a segregated portfolio of PW MAP SPC ("Shaolin") This Statement relates to the Issuer's shares of common stock ("Shares") directly beneficially owned by MAP 136, MAP 204, MAP 214, Shaolin, and Eagle Harbor. Lighthouse serves as the investment manager of MAP 136, MAP 204 and MAP 214. Lighthouse serves as the platform services provider for Shaolin and Eagle Harbor. Because Lighthouse may be deemed to control MAP 136, MAP 204, MAP 214, Shaolin, Eagle Harbor, and Lighthouse may be deemed to beneficially own, and to have the power to vote or direct the vote of, and the power to direct the disposition of the Issuer's Shares reported herein. In accordance with SEC Release No. 34-39538 (January 12, 1998), this Statement does not include securities, if any, beneficially owned by other subsidiaries, affiliates or business units of Lighthouse whose beneficial ownership of securities is disaggregated from that of the Reporting Persons in accordance with such release.
(b)	Address or principal business office or, if none, residence: Lighthouse: 3801 PGA Boulevard, Suite 604, Palm Beach Gardens, FL 33410 MAP 136, MAP 204, & MAP 214: c/o Walkers Corporate Limited, 190 Elgin Avenue, George Town, Grand Cayman KY1-9008, Cayman Islands Shaolin & Eagle Harbor: Ugland House, 121 South Church Street, George Town, Grand Cayman, KY1-1104, Cayman Islands
(c)	Citizenship: Lighthouse is a Delaware limited liability company. MAP 136, MAP 204, and MAP 214 are all segregated portfolios of LMA SPC, a Cayman Islands segregated portfolio company. Shaolin is a segregated portfolio of PW MAP SPC, a Cayman Islands segregated portfolio company. Eagle Harbor is a Cayman Islands exempt company.
(d)	Title of class of securities: Class A ordinary share, par value $0.0001 per share
(e)	CUSIP No.: 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: As of June 30, 2026, Lighthouse, MAP 136, MAP 204, MAP 214, Shaolin, and Eagle Harbor may be deemed the beneficial owners of 1,483,796 Shares.
(b)	Percent of class: As of June 30, 2026, Lighthouse, MAP 136, MAP 204, MAP 214, Shaolin, and Eagle Harbor may be deemed the beneficial owners 4.06% of Shares.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 1,483,796
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 1,483,796
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
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.
	Not Applicable
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.

Lighthouse Investment Partners, LLC

Signature:	Robert P. Swan
Name/Title:	Robert P. Swan, Vice President
Date:	08/11/2026

MAP 136 Segregated Portfolio, a segregated portfolio of LMA SPC

Signature:	Robert P. Swan
Name/Title:	Robert P. Swan, Director
Date:	08/11/2026

MAP 204 Segregated Portfolio, a segregated portfolio of LMA SPC

Signature:	Robert P. Swan
Name/Title:	Robert P. Swan, Director
Date:	08/11/2026

MAP 214 Segregated Portfolio, a segregated portfolio of LMA SPC

Signature:	Robert P. Swan
Name/Title:	Robert P. Swan, Director
Date:	08/11/2026

Shaolin Capital Partners SP, a segregated portfolio of PW MAP SPC

Signature:	Robert P. Swan
Name/Title:	Robert P. Swan, Vice President of Platform Service Provider
Date:	08/11/2026

Eagle Harbor Multi-Strategy Master Fund Limited

Signature:	Robert P. Swan
Name/Title:	Robert P. Swan, Vice President of Platform Service Provider
Date:	08/11/2026