Collective Mining (CNL) confirms mailing of proxy materials to securityholders

Rhea-AI Filing Summary

Collective Mining Ltd. filed a Form 6-K indicating that proxy-related materials have been mailed to its securityholders. According to a letter from TSX Trust Company dated May 25, 2026, copies of these proxy-related materials were mailed on May 22, 2026 to Registered Securityholders, Non-Objecting Beneficial Owners (NOBO), and participants in the employee share purchase plan (ESPP Holders). This filing mainly serves as a formal notice that shareholders have been sent materials connected to upcoming proxy matters.

Key Figures

Mailing date: May 22, 2026 Trust company letter date: May 25, 2026

2 metrics

Mailing date May 22, 2026 Date proxy-related materials were mailed to holders

Trust company letter date May 25, 2026 Date of TSX Trust Company confirmation letter

Key Terms

Non-Objecting Beneficial Owners ("NOBO"), ESPP Holders, proxy-related materials

3 terms

Non-Objecting Beneficial Owners ("NOBO") financial

"to the Registered Securityholders, to the Non-Objecting Beneficial Owners ("NOBO") and to the ESPP Holders"

ESPP Holders financial

"to the Registered Securityholders, to the Non-Objecting Beneficial Owners ("NOBO") and to the ESPP Holders"

proxy-related materials financial

"copies of the following proxy-related materials were mailed on May 22, 2026"

Proxy-related materials are the voting documents and information packet shareholders receive ahead of a company meeting, including proposals to elect directors, approve deals, set executive pay, or change rules. Think of them as a ballot and explanatory brochure for a neighborhood association: they explain what’s on the agenda, recommend how to vote, and provide background so investors can decide how governance choices might affect the company’s direction and value.

Form 6-K: How Foreign Companies Report to the SEC →

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

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of May, 2026

Commission File Number: 001-42170

Collective Mining Ltd.

(Translation of registrant’s name into English)

201 South Biscayne Boulevard, Suite 2210

Miami, FL 33131

(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 ☒

EXHIBIT INDEX

EXHIBIT NO.		DESCRIPTION
99.1		Notice of Mailing of Proxy-Related Materials.

1

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.

	Collective Mining Ltd.
Date: May 26, 2026	By:	/s/ Paul Begin
	Name:	Paul Begin
	Title:	Chief Financial Officer and Corporate
		Secretary

2

Exhibit 99.1

TSX TRUST COMPANY

VIA ELECTRONIC TRANSMISSION

May 25, 2026

TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:

RE: COLLECTIVE MINING LTD.

We are pleased to confirm that copies of the following proxy-related materials were mailed on May 22, 2026 to the Registered Securityholders, to the Non-Objecting Beneficial Owners ("NOBO") and to the ESPP Holders:

1 Proxy with Request for Financial Statements - Registered Securityholders

2 Voting Instruction Form with Request for Financial Statements - NOBOs, ESPP Holders

3 Notice of Meeting Combined with Information Circular

4 Proxy Return Envelope

Yours truly,

TSX Trust Company

VANCOUVER	CALGARY	TORONTO	MONTRÉAL
2310 - 733 Seymour Street,	300-5th Avenue SW, 10th floor	301 - 100 Adelaide Street West	1800 - 1190, avenue des
Vancouver, BC V6B 0S6	Calgary, AB T2P 3C4	Toronto ON M5H 4H1	Canadiens-de-Montréal, C. P. 37
			Montréal (Québec) H3B 0G7
		Toll Free 1-866-600-5869
T 604 689-3334	T 403 218-2800	T 416 361-0930	T 514 395-5964

FAQ

What does Collective Mining Ltd. (CNL) disclose in this Form 6-K?

Collective Mining Ltd. discloses that proxy-related materials have been mailed to its investors. A letter from TSX Trust Company confirms these materials were sent to key holder groups in preparation for proxy matters.

When were Collective Mining Ltd. proxy-related materials mailed to securityholders?

The proxy-related materials were mailed on May 22, 2026. TSX Trust Company confirms this mailing date in its letter, noting distribution to Registered Securityholders, NOBOs, and ESPP Holders for upcoming proxy-related business.

Which investor groups of CNL received the proxy-related materials?

Registered Securityholders, Non-Objecting Beneficial Owners (NOBO), and ESPP Holders received the proxy-related materials. These groups cover directly registered investors, certain beneficial holders, and participants in the employee share purchase plan.

Who handled the mailing of Collective Mining Ltd.’s proxy-related materials?

TSX Trust Company handled the mailing of the proxy-related materials. In its May 25, 2026 correspondence, TSX Trust confirms that it sent copies to the specified securityholder groups on behalf of Collective Mining Ltd.

Does this CNL Form 6-K include financial or earnings information?

This Form 6-K does not include financial or earnings information. It focuses on confirming the mailing of proxy-related materials to various securityholder groups and serves primarily as an administrative notification.

Filing Exhibits & Attachments

1 document

Press Releases

• EX-99.1 NOTICE OF MAILING OF PROXY-RELATED MATERIALS 5.9 KB