Company: KG
Filing Date: 2025-03-10
Form Type: S-4
Source: 0001104659-25-021993
Chunk: 4

Company: Kestrel Group Ltd
Filing Date: 2025-03-10
Form: S-4
Chunk 4
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us incorporates by reference important business and financial information about Maiden from documents that are not included in or delivered with the proxy statement/prospectus. This information is available to you without charge upon your written or oral request. You can obtain the documents incorporated by reference in the proxy statement/prospectus by requesting them in writing or by telephone from Maiden at the following address, telephone number and website:

<div align='center'>Maiden Holdings, Ltd. 
 48 Par-La-Ville Road, Suite 1141 
 Hamilton HM 11, Bermuda 
 Attention: Investor Relations 
 (441) 298-4900 
 www.maiden.bm (“Investor Relations” tab)</div>

In addition, if you have questions about the transaction or the Maiden special meeting, or if you need to obtain copies of the accompanying proxy statement/prospectus, proxy cards, election forms or other documents incorporated by reference in the proxy statement/prospectus, you may contact Maiden’s proxy solicitation agent, Equiniti Trust Company, LLC (“Equiniti”), at the telephone numbers listed below. You will not be charged for any of the documents you request.

<div align='center'>Equiniti Trust Company, LLC 
 55 Challenger Road, 2 nd Floor 
 Ridgefield Park, NJ 07660 
 Toll-free number: (800) 937-5449 
 Website: https://equiniti.com/us/ast-access/ 
 Email Address: helpAST@equiniti.com</div>

If you would like to request documents, please do so by , 2025 in order to receive them before the Maiden special meeting.

For a more detailed description of the information incorporated by reference in the accompanying proxy statement/prospectus and how you may obtain it, see “Where You Can Find More Information” beginning on page 189of the accompanying proxy statement/prospectus.

TABLE OF CONTENTS

#### Maiden Holdings, Ltd.

#### 48 Par-La-Ville Road, Suite 1141

#### Hamilton HM 11, Bermuda

### NOTICE OF SPECIAL GENERAL MEETING OF SHAREHOLDERS

#### , 2025
The Board of Directors of Maiden Holdings, Ltd. has called for a special general meeting of the shareholders of Maiden Holdings, Ltd. (the “Maiden special meeting”), a Bermuda exempted company (“Maiden”), to be held at on , 2025 at Atlantic Standard Time, to consider and vote upon the following matters:

(1)

Proposal 1: to approve the voting