W. R. Berkley (DTSQ holder) discloses 3.7% DT Cloud Star stake in 13G/A

Rhea-AI Filing Summary

W. R. Berkley Corporation, through its subsidiary Berkley Insurance Company, reports beneficial ownership of 132,501 ordinary shares of DT Cloud Star Acquisition Corporation, representing 3.7% of the class as of the stated date.

The filing shows shared voting and dispositive power over all 132,501 shares and no sole voting or dispositive power. The holder certifies the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of DT Cloud Star.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

DT Cloud Star Acquisition Corporation

(Name of Issuer)

Ordinary Shares, par value $0.0001 per share

(Title of Class of Securities)

G2853N106

(CUSIP Number)

12/31/2025

(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. G2853N106

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 132,501.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 132,501.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

132,501.00

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)

3.7 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

CUSIP No. G2853N106

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 132,501.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 132,501.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

132,501.00

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)

3.7 %

12

Type of Reporting Person (See Instructions)

CO, IC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: DT Cloud Star Acquisition Corporation
(b)	Address of issuer's principal executive offices: 31 HUDSON YARDS, OFFICE 51, 10 FL, New York, NY, 10001
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: Ordinary Shares, par value $0.0001 per share
(e)	CUSIP No.: G2853N106
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: 132,501
(b)	Percent of class: 3.7 %
(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: 132,501
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 132,501
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/s Richard M. Baio
Name/Title:	Richard M. Baio/Executive Vice President and Chief Financial Officer
Date:	02/10/2026

Berkley Insurance Company

Signature:	/s/ Richard M. Baio
Name/Title:	Richard M. Baio/Executive Vice President and Treasurer
Date:	02/10/2026

FAQ

What stake does W. R. Berkley report in DT Cloud Star (DTSQ)?

W. R. Berkley Corporation reports beneficial ownership of 132,501 ordinary shares of DT Cloud Star, representing 3.7% of the outstanding class. The position is held with shared voting and dispositive power and no sole authority over the shares.

Which entities are reporting ownership in DT Cloud Star (DTSQ)?

The filing lists W. R. Berkley Corporation and its subsidiary Berkley Insurance Company as reporting persons. Both entities report beneficial ownership of the same 132,501 ordinary shares, with shared voting and dispositive power and no sole power over the securities.

What type of DT Cloud Star securities are reported in this Schedule 13G/A?

The Schedule 13G/A covers ordinary shares of DT Cloud Star Acquisition Corporation with a par value of $0.0001 per share. The shares are identified by CUSIP G2853N106, and the filing specifies that these equity securities make up the reported ownership stake.

How much voting power does W. R. Berkley have in DT Cloud Star (DTSQ)?

W. R. Berkley reports 0 shares with sole voting power and 132,501 shares with shared voting power. This means all reported voting authority over DT Cloud Star shares is shared, matching the total beneficially owned stake of 3.7% of the class.

Is W. R. Berkley seeking to influence control of DT Cloud Star?

The filer certifies the DT Cloud Star shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control. The filing also notes they are not participating in transactions designed to affect control, subject to limited nomination-related activities.

Why is this DT Cloud Star (DTSQ) Schedule 13G/A labeled Amendment No. 1?

The document is marked Amendment No. 1, indicating it updates a prior Schedule 13G for DT Cloud Star. It restates beneficial ownership at 132,501 ordinary shares, or 3.7% of the class, as of the specified event date of 12/31/2025.