W. R. Berkley reports 0% stake in Cantor Equity

W. R. Berkley Corporation reported that it no longer beneficially owns any Class A ordinary shares of Cantor Equity Partners III, Inc..

Rhea-AI Filing Summary

W. R. Berkley Corporation reported that it no longer beneficially owns any Class A ordinary shares of Cantor Equity Partners III, Inc.. The securities covered are Class A ordinary shares with a par value of $0.0001 per share, CUSIP G1828A108.

W. R. Berkley Corporation and its subsidiary Berkley Insurance Company each report 0 shares beneficially owned, representing 0.0% of the class, with no sole or shared voting or dispositive power. The Schedule identifies W. R. Berkley Corporation as the reporting person and refers to Exhibit 99.1 for subsidiary identification.

Key Figures

Shares beneficially owned: 0 shares Percent of class owned: 0.0% Par value per share: $0.0001 per share

3 metrics

Shares beneficially owned 0 shares Amount beneficially owned by W. R. Berkley Corporation

Percent of class owned 0.0% Percent of Cantor Equity Partners III, Inc. Class A shares

Par value per share $0.0001 per share Par value of Class A ordinary shares

Key Terms

beneficially owned, Sole power to vote, dispositive power, parent holding company, +1 more

5 terms

beneficially owned financial

"Item 4. | Ownership (a) | Amount beneficially owned: 0"

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 power to vote financial

"Sole power to vote or to direct the vote: 0"

dispositive power financial

"Sole power to dispose or to direct the disposition of: 0"

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.

parent holding company financial

"If a parent holding company has filed this schedule, pursuant to (ii)(G)"

subsidiary financial

"attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary"

A subsidiary is a company that is controlled or owned by a larger company, known as the parent company. Think of it like a branch or division of a bigger organization; it operates separately but is ultimately guided by the parent. For investors, understanding subsidiaries helps clarify how a larger company is structured and where its resources and risks are concentrated.

FAQ

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

What did W. R. Berkley Corporation disclose about CAEP in this Schedule 13G/A?

W. R. Berkley Corporation disclosed that it beneficially owns 0 Class A ordinary shares of Cantor Equity Partners III, Inc., representing 0.0% of the class, with no voting or dispositive power over any shares.

What class of securities of CAEP is covered in this Schedule 13G/A?

The Schedule relates to Class A ordinary shares of Cantor Equity Partners III, Inc., each with a par value of $0.0001 per share, identified by CUSIP G1828A108.

What percentage of CAEP’s Class A shares does W. R. Berkley (CAEP) report owning?

W. R. Berkley Corporation reports owning 0.0% of the Class A ordinary shares of Cantor Equity Partners III, Inc., with the amount beneficially owned stated as 0 shares.

Does W. R. Berkley have any voting power over CAEP shares in this filing?

No. W. R. Berkley Corporation reports 0 shares with sole voting power and 0 shares with shared voting power, indicating no voting authority over any Cantor Equity Partners III, Inc. shares.

What does Berkley Insurance Company report regarding CAEP ownership?

Berkley Insurance Company, a subsidiary, reports 0.00 shares with sole or shared voting and dispositive power and a 0.0% ownership interest in Cantor Equity Partners III, Inc.’s Class A ordinary shares.

What address is listed for the issuer CAEP in this Schedule 13G/A?

Cantor Equity Partners III, Inc.’s principal executive offices are listed as 110 East 59th Street, New York, New York, 10022, in the description of the issuer’s information.

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

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Available on EDGAR 08/05/2026 - 05:36 PM Accepted by SEC EDGAR 08/05/2026 - 05:35 PM 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)

CANTOR EQUITY PARTNERS III, INC.

(Name of Issuer)

Class A ordinary shares, par value $0.0001 per share

(Title of Class of Securities)

G1828A108

(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): G1828A108

1

Names of Reporting Persons

W. R. Berkley Corporation

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 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0.0 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

CUSIP Number(s): G1828A108

1

Names of Reporting Persons

Berkley Insurance Company

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 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0.0 %

12

Type of Reporting Person (See Instructions)

CO, IC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: CANTOR EQUITY PARTNERS III, INC.
(b)	Address of issuer's principal executive offices: 110 East 59th Street, New York, New York, 10022
Item 2.
(a)	Name of person filing: W. R. Berkley Corporation
(b)	Address or principal business office or, if none, residence: 475 Steamboat Road Greenwich, CT 06830
(c)	Citizenship: US
(d)	Title of class of securities: Class A ordinary shares, par value $0.0001 per share
(e)	CUSIP No.: G1828A108
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: 0
(b)	Percent of class: 0 %
(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: 0
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 0
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.
	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 99.1
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.

W. R. Berkley Corporation

Signature:	/s/ Richard M. Baio
Name/Title:	Richard M. Baio/Executive Vice President and Chief Financial Officer
Date:	08/05/2026

Berkley Insurance Company

Signature:	/s/ Richard M. Baio
Name/Title:	Richard M. Baio/Executive Vice President and Treasurer
Date:	08/05/2026