CMCL 6-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16
Of the Securities Exchange Act of 1934

For the month of September 2026

Commission File Number: 001-38164

CALEDONIA MINING CORPORATION PLC

(Translation of registrant's name into English)

2 Mulcaster Street
St Helier
Jersey JE2 3NJ
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

EXHIBIT INDEX

Exhibit 99.1

Caledonia Mining Corporation Plc

Capital Markets Day Update

(NYSE AMERICAN, AIM and VFEX: CMCL)

St Helier, September 14, 2026 - Caledonia Mining Corporation Plc ("Caledonia" or "the Company") is pleased to provide an update on its Capital Markets Day (“CMD”) to be held on Wednesday, September 16, 2026, in New York, USA.

Date: Wednesday, September 16, 2026

Time: 09.30 New York / 14.30 London / 15.30 Harare

Registration: Arrivals and registration for in-person guests from 09.00 New York, with the presentations starting at 09.30

Format: In-person or online

Location: Sofitel New York, 45 West 44th Street, 10036 New York, United States

Government Address

The event will also include a presentation by Ambassador Taonga Mushayavanhu, Permanent Representative of Zimbabwe to the United Nations.

During the CMD, management will provide a comprehensive overview of Caledonia’s long-term growth strategy and operating performance. Presentations will include:

To register for the event online or in person, please visit: https://caledonia.brrmedia.co.uk/

Presentation materials will be made available on the Company’s website in advance, with a webcast replay made available on our social media channels following the event.

Head and Registered Office: Caledonia Mining Corporation Plc

2 Mulcaster Street, St Helier, Jersey, Channel Islands, JE2 3NJ

[email protected] | | www.caledoniamining.com

Enquiries