Columbus Circle Capital Corp III (CCCTU) sees 5.5% stake reported by Linden Capital

Rhea-AI Filing Summary

Linden Capital L.P. and affiliated entities report beneficial ownership of 1,300,000 Class A Ordinary Shares of Columbus Circle Capital Corp III, representing about 5.5% of the outstanding shares as of July 10, 2026.

The shares are held for Linden Capital’s account, with Linden GP LLC, Linden Advisors LP and Siu Min (Joe) Wong each deemed a beneficial owner. The reporting persons have no sole voting or dispositive power, but share voting and dispositive power over all 1,300,000 shares.

Key Figures

Beneficial ownership: 1,300,000 Shares Ownership percentage: 5.5% Par value: $0.0001 per share +2 more

5 metrics

Beneficial ownership 1,300,000 Shares Class A Ordinary Shares beneficially owned as of July 10, 2026

Ownership percentage 5.5% Approximate percentage of Class A Ordinary Shares outstanding as of July 10, 2026

Par value $0.0001 per share Par value of Columbus Circle Capital Corp III Class A Ordinary Shares

Shared voting power 1,300,000 Shares Shares over which the reporting persons share voting power

Sole voting power 0 Shares Shares over which the reporting persons have sole voting power

Key Terms

beneficial owner, shared voting power, dispositive power, Schedule 13G, +1 more

5 terms

beneficial owner regulatory

"may be deemed the beneficial owner of 1,300,000 Shares"

A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.

shared voting power regulatory

"Shared Voting Power 1,300,000.00"

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 regulatory

"Shared Dispositive Power 1,300,000.00"

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 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.

Investment Company Act of 1940 regulatory

"shareholders of an investment company registered under the Investment Company Act of 1940"

A U.S. federal law that sets the rulebook for pooled investment vehicles such as mutual funds, exchange-traded funds and similar money managers, requiring them to register with regulators, disclose holdings and fees, limit conflicts of interest, and follow governance standards. It matters to investors because these protections and transparency rules act like a referee and scoreboard, helping people compare funds, trust that managers follow fair practices, and spot hidden costs or risks.

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

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Available on EDGAR 07/16/2026 - 12:32 PM Accepted by SEC EDGAR 07/16/2026 - 12:31 PM Learn about SEC filing dates

FAQ

What stake does Linden Capital hold in Columbus Circle Capital Corp III (CCCTU)?

Linden Capital and related entities report beneficial ownership of 1,300,000 Class A Ordinary Shares of Columbus Circle Capital Corp III, representing approximately 5.5% of the outstanding shares as of July 10, 2026.

Who are the reporting persons for Columbus Circle Capital Corp III (CCCTU)?

The reporting persons are Linden Capital L.P., Linden GP LLC, Linden Advisors LP, and Siu Min (Joe) Wong. Linden Advisors manages Linden Capital, and Mr. Wong is the principal owner and controlling person of Linden Advisors and Linden GP.

What voting and dispositive power do the reporting persons have over CCCTU shares?

The reporting persons have no sole voting or dispositive power, but share voting and dispositive power over 1,300,000 Class A Ordinary Shares. All of these shares are held for the account of Linden Capital L.P.

Which securities of Columbus Circle Capital Corp III (CCCTU) are covered?

The disclosure covers Class A Ordinary Shares of Columbus Circle Capital Corp III with a par value of $0.0001 per share and CUSIP number G2296W127.

Where are Linden Capital and Linden Advisors, reporting holders of CCCTU, based?

Linden Capital’s principal business address is in Hamilton, Bermuda. Linden Advisors, Linden GP and Siu Min (Joe) Wong have their principal business address at 590 Madison Avenue, 32nd Floor, New York, New York 10022.

What is Siu Min (Joe) Wong’s role in relation to CCCTU holdings?

Siu Min (Joe) Wong is the principal owner and controlling person of Linden Advisors and Linden GP and may be deemed to beneficially own the 1,300,000 shares held for Linden Capital’s account.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Columbus Circle Capital Corp III

(Name of Issuer)

Class A Ordinary Shares, par value $0.0001 per share

(Title of Class of Securities)

G2296W127

(CUSIP Number)

07/10/2026

(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): G2296W127

1

Names of Reporting Persons

Linden Capital 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

BERMUDA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,300,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,300,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,300,000.00

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)

5.5 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP Number(s): G2296W127

1

Names of Reporting Persons

Linden 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 1,300,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,300,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,300,000.00

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)

5.5 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP Number(s): G2296W127

1

Names of Reporting Persons

Linden Advisors 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 1,300,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,300,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,300,000.00

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)

5.5 %

12

Type of Reporting Person (See Instructions)

IA, PN

SCHEDULE 13G

CUSIP Number(s): G2296W127

1

Names of Reporting Persons

Siu Min Wong

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 1,300,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,300,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,300,000.00

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)

5.5 %

12

Type of Reporting Person (See Instructions)

IN, HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Columbus Circle Capital Corp III
(b)	Address of issuer's principal executive offices: 3 Columbus Circle, 24th Floor, New York, NY 10019
Item 2.
(a)	Name of person filing: This Statement is filed on behalf of each of the following persons (collectively, the "Reporting Persons") i) Linden Capital L.P., a Bermuda limited partnership ("Linden Capital"); ii) Linden GP LLC, a Delaware limited liability company ("Linden GP"); iii) Linden Advisors LP, a Delaware limited partnership ("Linden Advisors"); and iv) Siu Min (Joe) Wong ("Mr. Wong"). This Statement relates to Class A Ordinary Shares, par value $0.0001 per share (the "Shares") of Columbus Circle Capital Corp III (the "Issuer") held for the account of Linden Capital. Linden GP is the general partner of Linden Capital and, in such capacity, may be deemed to beneficially own the Shares held by Linden Capital. Linden Advisors is the investment manager of Linden Capital. Mr. Wong is the principal owner and controlling person of Linden Advisors and Linden GP. In such capacities, Linden Advisors and Mr. Wong may each be deemed to beneficially own the Shares held by Linden Capital.
(b)	Address or principal business office or, if none, residence: The principal business address for Linden Capital is Victoria Place, 31 Victoria Street, Hamilton HM10, Bermuda. The principal business address for each of Linden Advisors, Linden GP and Mr. Wong is 590 Madison Avenue, 32nd Floor, New York, New York 10022.
(c)	Citizenship: i) Linden Capital is a Bermuda limited partnership. ii) Linden GP is a Delaware limited liability company. iii) Linden Advisors is a Delaware limited partnership. iv) Mr. Wong is a citizen of China (Hong Kong) and the United States.
(d)	Title of class of securities: Class A Ordinary Shares, par value $0.0001 per share
(e)	CUSIP Number(s): G2296W127
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 July 10, 2026, each of Linden Advisors, Mr. Wong, Linden GP and Linden Capital may be deemed the beneficial owner of 1,300,000 Shares. This amount consists of 1,300,000 Shares held by Linden Capital.
(b)	Percent of class: As of July 10, 2026, each of Linden Advisors, Mr. Wong, Linden GP and Linden Capital may be deemed the beneficial owner of approximately 5.5% of Shares outstanding.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: Linden Capital and Linden GP: 0 Linden Advisors and Mr. Wong: 0
	(ii) Shared power to vote or to direct the vote: Linden Capital and Linden GP: 1,300,000 Linden Advisors and Mr. Wong: 1,300,000
	(iii) Sole power to dispose or to direct the disposition of: Linden Capital and Linden GP: 0 Linden Advisors and Mr. Wong: 0
	(iv) Shared power to dispose or to direct the disposition of: Linden Capital and Linden GP: 1,300,000 Linden Advisors and Mr. Wong: 1,300,000
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.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. See disclosure in Items 2 and 4 hereof.
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.
	If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(K), so indicate under Item 3(k) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group. See Exhibit A attached hereto.
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.

Linden Capital L.P.

Signature:	/S/ Saul Ahn
Name/Title:	Saul Ahn, Authorized Signatory
Date:	07/13/2026

Linden GP LLC

Signature:	/S/ Saul Ahn
Name/Title:	Saul Ahn, Authorized Signatory
Date:	07/13/2026

Linden Advisors LP

Signature:	/S/ Saul Ahn
Name/Title:	Saul Ahn, General Counsel
Date:	07/13/2026

Siu Min Wong

Signature:	/S/ Saul Ahn
Name/Title:	Saul Ahn, Attorney-in-Fact for Siu Min Wong**
Date:	07/13/2026

Comments accompanying signature: **Duly authorized under Siu Min Wong's Power of Attorney, dated June 10, 2019, incorporated herein by reference to Exhibit B of the statement on Schedule 13G filed by Linden Capital L.P. on June 19, 2019 in respect of its holdings in Haymaker Acquisition Corp II.