Harraden Circle Investments and affiliated funds have disclosed a significant passive stake in GigCapital9 Corp. The group reports beneficial ownership of 2,568,800 shares of Class A common stock, representing 9.99% of the class as of January 27, 2026.
The shares are held across several Delaware limited partnerships, including Harraden Circle Investors, Harraden Circle Special Opportunities, Harraden Circle Strategic Investments, and Harraden Circle Concentrated, with investment management by Harraden Circle Investments, LLC. Frederick V. Fortmiller, Jr. is identified as managing member of the managing entities and may be deemed to share beneficial ownership.
The filing is made on Schedule 13G, and the reporting persons certify that the securities were not acquired and are not held for the purpose of changing or influencing control of GigCapital9 Corp.
What stake in GigCapital9 Corp (GIXXU) did Harraden Circle report on Schedule 13G?
Harraden Circle and affiliated entities reported beneficial ownership of 2,568,800 GigCapital9 Class A common shares, representing 9.99% of the class. These shares are held across several Harraden-managed funds, with investment authority centralized under Harraden Circle Investments, LLC and related general partner entities.
Which entities are included as reporting persons in the GigCapital9 (GIXXU) Schedule 13G?
The filing lists Harraden Circle Investments, LLC, Harraden Circle Investors GP, LP, Harraden Circle Investors GP, LLC, several Harraden Circle funds, and Frederick V. Fortmiller, Jr. as reporting persons. Together, they report shared voting and dispositive power over the disclosed GigCapital9 Class A common shares.
Is Harraden Circle’s 9.99% GigCapital9 (GIXXU) position a passive investment?
Yes. The certification states the securities were not acquired and are not held to change or influence control of GigCapital9 Corp. The position is reported on Schedule 13G, which is typically used for passive ownership rather than activist or control-focused investment strategies.
How are the 2,568,800 GigCapital9 (GIXXU) shares allocated among Harraden Circle funds?
Harraden Circle Investors, LP holds 1,569,753 shares, Harraden Circle Special Opportunities, LP holds 591,840, Harraden Circle Strategic Investments, LP holds 167,626, and Harraden Circle Concentrated, LP holds 239,581. These holdings together comprise the 2,568,800 shares reported as beneficially owned.
Who ultimately oversees Harraden Circle’s GigCapital9 (GIXXU) investment?
Harraden Circle Investments, LLC acts as investment manager to the Harraden funds, while Harraden Circle Investors GP, LP and Harraden Circle Investors GP, LLC serve as general partners. Frederick V. Fortmiller, Jr., as managing member of Harraden LLC and Harraden Adviser, may be deemed to indirectly share beneficial ownership.
What voting and dispositive powers do the Harraden entities report over GigCapital9 (GIXXU) shares?
The reporting persons disclose zero sole voting or dispositive power and shared voting and dispositive power over 2,568,800 GigCapital9 Class A common shares. This means decisions to vote or sell the shares are shared among the Harraden entities identified in the Schedule 13G 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 Common Stock
(Title of Class of Securities)
G3865B106
(CUSIP Number)
01/27/2026
(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)
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Harraden Circle Investments, 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
2,568,800.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,568,800.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,568,800.00
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)
9.99 %
12
Type of Reporting Person (See Instructions)
OO, HC, IA
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Harraden Circle Investors GP, LP
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
2,568,800.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,568,800.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,568,800.00
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)
9.99 %
12
Type of Reporting Person (See Instructions)
PN, HC
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Harraden Circle Investors GP, 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
2,568,800.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,568,800.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,568,800.00
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)
9.99 %
12
Type of Reporting Person (See Instructions)
OO, HC
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Harraden Circle Investors, LP
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
1,569,753.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
1,569,753.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
1,569,753.00
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)
6.11 %
12
Type of Reporting Person (See Instructions)
PN
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Harraden Circle Special Opportunities, LP
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
591,840.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
591,840.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
591,840.00
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)
2.30 %
12
Type of Reporting Person (See Instructions)
PN
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Harraden Circle Strategic Investments, LP
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
167,626.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
167,626.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
167,626.00
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)
0.65 %
12
Type of Reporting Person (See Instructions)
PN
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Harraden Circle Concentrated, LP
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
239,581.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
239,581.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
239,581.00
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)
0.93 %
12
Type of Reporting Person (See Instructions)
PN
SCHEDULE 13G
CUSIP No.
G3865B106
1
Names of Reporting Persons
Frederick V. Fortmiller, Jr.
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
0.00
6
Shared Voting Power
2,568,800.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,568,800.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,568,800.00
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)
9.99 %
12
Type of Reporting Person (See Instructions)
IN, HC
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 the following persons (collectively, the "Reporting Persons"):
i) Harraden Circle Investments, LLC ("Harraden Adviser");
ii) Harraden Circle Investors GP, LP ("Harraden GP");
iii) Harraden Circle Investors GP, LLC ("Harraden LLC");
iv) Harraden Circle Investors, LP ("Harraden Fund");
v) Harraden Circle Special Opportunities, LP ("Harraden Special Op Fund");
vi) Harraden Circle Strategic Investments, LP ("Harraden Strategic Fund");
vii) Harraden Circle Concentrated, LP ("Harraden Concentrated Fund"); and
viii) Frederick V. Fortmiller, Jr. ("Mr. Fortmiller")
This Statement relates to Shares (as defined herein) directly beneficially owned by Harraden Fund, Harraden Special Op Fund, Harraden Strategic Fund, and Harraden Concentrated Fund. Harraden GP is the general partner to Harraden Fund, Harraden Special Op Fund, Harraden Strategic Fund, and Harraden Concentrated Fund, and Harraden LLC is the general partner of Harraden GP. Harraden Adviser serves as investment manager to Harraden Fund, Harraden Special Op Fund, Harraden Strategic Fund, Harraden Concentrated Fund, and other high net worth individuals. Mr. Fortmiller is the managing member of each of Harraden LLC and Harraden Adviser. In such capacities, each of Harraden GP, Harraden LLC, Harraden Adviser and Mr. Fortmiller may be deemed to indirectly beneficially own the Shares reported herein directly beneficially owned by Harraden Fund, Harraden Special Op Fund, Harraden Strategic Fund, and Harraden Concentrated Fund.
(b)
Address or principal business office or, if none, residence:
885 Third Avenue, Suite 2600B, New York, NY 10022
(c)
Citizenship:
Each of Harraden Fund, Harraden Special Op Fund, Harraden Strategic Fund, Harraden Concentrated Fund, and Harraden GP is a Delaware limited partnership. Each of Harraden LLC and Harraden Adviser is a Delaware limited liability company. Mr. Fortmiller is a citizen of the United States of America.
(d)
Title of class of securities:
Class A Common Stock
(e)
CUSIP No.:
G3865B106
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:
2,568,800
(b)
Percent of class:
9.99 %
(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:
2,568,800
(iii) Sole power to dispose or to direct the disposition of:
0
(iv) Shared power to dispose or to direct the disposition of:
2,568,800
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 disclosure in Item 2 hereof.
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 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.
Harraden Circle Investments, LLC
Signature:
/s/ Frederick V. Fortmiller, Jr.
Name/Title:
Frederick V. Fortmiller, Jr., managing member
Date:
02/03/2026
Harraden Circle Investors GP, LP
Signature:
/s/ Frederick V. Fortmiller, Jr.
Name/Title:
Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner
Date:
02/03/2026
Harraden Circle Investors GP, LLC
Signature:
/s/ Frederick V. Fortmiller, Jr.
Name/Title:
Frederick V. Fortmiller, Jr., managing member
Date:
02/03/2026
Harraden Circle Investors, LP
Signature:
/s/ Frederick V. Fortmiller, Jr.
Name/Title:
Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
Date:
02/03/2026
Harraden Circle Special Opportunities, LP
Signature:
/s/ Frederick V. Fortmiller, Jr.
Name/Title:
Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
Date:
02/03/2026
Harraden Circle Strategic Investments, LP
Signature:
/s/ Frederick V. Fortmiller, Jr.
Name/Title:
Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
Date:
02/03/2026
Harraden Circle Concentrated, LP
Signature:
/s/ Frederick V. Fortmiller, Jr.
Name/Title:
Frederick V. Fortmiller, Jr., managing member; Harraden Circle Investors GP, LLC, general partner; Harraden Circle Investors GP, LP, general partner
