Company: KG
Filing Date: 2025-08-15
Form Type: 8-K/A
Source: 0001104659-25-078918
Chunk: 0

Company: Kestrel Group Ltd
Filing Date: 2025-08-15
Form: 8-K/A
Chunk 0
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<div align='center'>UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

(Amendment No. 1)

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):
May 27, 2025

Kestrel Group Ltd

(Exact name of registrant as specified in its charter)</div>

| Bermuda                        | 001-42668        | 98-1833921         |
| (State or jurisdiction of      
 incorporation or organization) | -Commission File 
 Number           | -IRS Employer      
 Identification No. |

<div align='center'>11 Bermudiana Road, Suite 1141 Hamilton HM 11, Bermuda

Telephone: ( 441) 298-4900

(Address and Telephone Number of Registrant’s
Principal
Executive Offices and Principal Place of Business)</div>

Check the appropriate box below if the Form 8-K
filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

| ¨ | Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425). |

| ¨ | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12). |

| ¨ | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)). |

| ¨ | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)). |

Securities registered pursuant to Section 12(b)
of the Act:

| Title of each                            
 class                                    | Trading Symbol(s) | Name of each                 
 exchange on which registered |
| Common Shares, par value $0.01 per share | KG                | NASDAQ Capital Market        |

Indicate by check mark whether the registrant
is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the
Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ¨

If an emerging
growth company, indicate by check mark if