GigCapital9 Corp. ownership disclosure: Yakira Capital Management, its affiliated funds and related parties report beneficial ownership of 2,178,000 Class A ordinary shares, representing 8.48%. The filing lists related holdings including 670,154, 335,077, and 1,172,769 share positions across affiliated funds and entities. The Schedule 13G is signed by Bruce M. Kallins as authorized signatory and shows sole voting and dispositive power over the 2,178,000 shares.
Positive
None.
Negative
None.
Insights
Yakira and affiliates report a sizable passive stake in GigCapital9.
The Schedule 13G lists 2,178,000 shares, equal to 8.48% of Class A stock as of 03/31/2026. The filing attributes sole voting and dispositive power to the reporting group and identifies affiliated vehicles holding 670,154, 335,077, and 1,172,769 shares.
Holdings are presented as a coordinated position under the Investment Manager and related entities. Timing and cash‑flow treatment are not stated in the excerpt; subsequent filings would show any changes in stake size or voting arrangements.
Key Figures
Beneficial ownership:2,178,000 sharesPercent of class:8.48%Yakira Partners holdings:670,154 shares+2 more
beneficially owned, sole voting power, dispositive power, Schedule 13G
4 terms
beneficially ownedregulatory
"Amount beneficially owned: 2,178,000"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
sole voting powerregulatory
"Sole power to vote or to direct the vote: 2,178,000"
Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.
dispositive powerregulatory
"Sole power to dispose or to direct the disposition of: 2,178,000"
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.
Schedule 13Gregulatory
"Item 1. 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.
What stake does Yakira Capital report in GigCapital9 (GIX)?
The filing reports 2,178,000 shares, representing 8.48% of Class A ordinary shares. The Schedule 13G attributes sole voting and dispositive power over these shares to the reporting group.
Which Yakira-related entities are named in the Schedule 13G for GIX?
Named filers include Yakira Capital Management, Inc., Yakira Partners, L.P., White Oaks Long-Short Portfolio, LLC, MAP 136 Segregated Portfolio, and YP Management, L.L.C., plus Bruce M. Kallins as signatory.
Does the filing show voting or dispositive power for the reported shares?
Yes. The Schedule 13G states the reporting person has sole power to vote and sole power to dispose of the 2,178,000 shares noted in Item 4 of the filing.
What date or reporting period does the Schedule 13G reference?
The cover shows 03/31/2026 which is the date associated with the ownership disclosure. Signatures are dated 04/08/2026 on the filing.
Are other affiliated holdings disclosed in the filing?
Yes. The filing lists additional affiliated holdings: 670,154, 335,077, and 1,172,769 shares held by related funds and entities named in the filing.
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
Yakira Capital Management, 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
2,178,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
2,178,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,178,000.00
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)
8.48 %
12
Type of Reporting Person (See Instructions)
IA
SCHEDULE 13G
CUSIP Number(s):
G3865B114
1
Names of Reporting Persons
Yakira Partners, L.P.
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
670,154.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
670,154.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
670,154.00
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)
2.61 %
12
Type of Reporting Person (See Instructions)
PN
SCHEDULE 13G
CUSIP Number(s):
G3865B114
1
Names of Reporting Persons
White Oaks Long-Short Portfolio, 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
335,077.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
335,077.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
335,077.00
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)
1.30 %
12
Type of Reporting Person (See Instructions)
IV
SCHEDULE 13G
CUSIP Number(s):
G3865B114
1
Names of Reporting Persons
MAP 136 Segregated Portfolio
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
1,172,769.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
1,172,769.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
1,172,769.00
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)
4.57 %
12
Type of Reporting Person (See Instructions)
FI
SCHEDULE 13G
CUSIP Number(s):
G3865B114
1
Names of Reporting Persons
YP Management, L.L.C.
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
670,154.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
670,154.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
670,154.00
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)
2.61 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP Number(s):
G3865B114
1
Names of Reporting Persons
Bruce M. Kallins
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
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
2,178,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
2,178,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,178,000.00
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)
8.48 %
12
Type of Reporting Person (See Instructions)
IN
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:
i) Yakira Capital Management, Inc. (the "Investment Manager")
ii) Yakira Partners, L.P. (the "Domestic Fund")
iii) White Oaks Long-Short Portfolio, LLC (the "White Oaks Fund")
iv) MAP 136 Segregated Portfolio ("MAP 136" and, collectively with the Domestic Fund and the White Oaks Fund, the "Funds")
v) YP Management, L.L.C. (the "General Partner")
vi) Bruce M. Kallins
(b)
Address or principal business office or, if none, residence:
1555 Post Road East, Suite 202, Westport, CT 06880
(c)
Citizenship:
Yakira Capital Management, Inc., Yakira Partners L.P. and White Oaks Long-Short Portfolio, LLC are Delaware entities.
MAP 136 Segregated Portfolio is a Cayman Island entity.
YP Management, L.L.C. is a New York entity
Bruce M. Kallins is a U.S. Citizen
(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:
2,178,000
(b)
Percent of class:
8.48%
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
2,178,000
(ii) Shared power to vote or to direct the vote:
0
(iii) Sole power to dispose or to direct the disposition of:
2,178,000
(iv) Shared power to dispose or to direct the disposition of:
0
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.
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.
Yakira Capital Management, Inc.
Signature:
/s/ Bruce M. Kallins
Name/Title:
Bruce M. Kallins / Authorized Signatory
Date:
04/08/2026
Yakira Partners, L.P.
Signature:
/s/ Bruce M. Kallins
Name/Title:
Bruce M. Kallins / Authorized Signatory
Date:
04/08/2026
White Oaks Long-Short Portfolio, LLC
Signature:
/s/ Bruce M. Kallins
Name/Title:
Bruce M. Kallins / Authorized Signatory
Date:
04/08/2026
MAP 136 Segregated Portfolio
Signature:
/s/ Bruce M. Kallins
Name/Title:
Bruce M. Kallins / Authorized Signatory
Date:
04/08/2026
YP Management, L.L.C.
Signature:
/s/ Bruce M. Kallins
Name/Title:
Bruce M. Kallins / Managing Member
Date:
04/08/2026
Bruce M. Kallins
Signature:
/s/ Bruce M. Kallins
Name/Title:
Bruce M. Kallins / Individual
Date:
04/08/2026
Comments accompanying signature: Bruce M. Kallins is a controlling shareholder of Yakira Capital Management, Inc. ("Investment Manager") and as such an authorized signatory on behalf of the Investment Manager and its funds: Yakira Partners, L.P., White Oaks Long-Short Portfolio, LLC and MAP 136 Segregated Portfolio.