SuperQ Quantum Computing — Regulatory Filings 2024

Jun 21, 2024

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FORM 51-102F3 MATERIAL CHANGE REPORT

1. NAME AND ADDRESS OF COMPANY

Atco Mining Inc. Suite 2200, 885 West Georgia Street Vancouver, B.C. V6C 3E8

2. DATE OF MATERIAL CHANGE

June 21, 2024

3. PRESS RELEASE

The press release was issued on June 21, 2024 and was disseminated through the facilities of a recognized newswire services. A copy of the press release was filed on SEDAR.

4. SUMMARY OF MATERIAL CHANGE

Atco Mining presents in Red Cloud’s virtual webinar series.

5. FULL DISCLOSURE OF MATERIAL CHANGE

Full Description of Material Change

Vancouver, British Columbia, June 21, 2024 – Atco Mining Inc. (the “Company” or “Atco”) (CSE: ATCM; OTC: ATMGF; Frankfurt: QP9) is pleased to announce that the company is presenting a live virtual corporate update hosted by Red Cloud Financial Services on Monday, June 24[th] , 2024 at 11:00am PST/2:00pm EST.

We invite our shareholders, and all interested parties to register for the webinar and participate in the live Q&A session at the end of the presentation moderated by Red Cloud.

The replay will be emailed out to all webinar registrants proceeding the event and will also be available on the Red Cloud website.

For more information and to register: https://www.newsfilecorp.com/conference/red-cloud-webinarseries/.

About Red Cloud Securities Inc.

Red Cloud Securities Inc. is an IIROC-regulated investment dealer focused on providing a full range of brokerage services to all investor types focused in the junior resource sector. Our services include Investment Banking, Research, Institutional and Retail Trading, Institutional Sales, and Retail Investment Advisory services.

About Red Cloud Financial Services Inc.

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Red Cloud Financial Services Inc. is a globally focused capital markets advisory firm that provides a full range of executive strategy, media, marketing, and corporate access services. Our breadth of services combines with our significant knowledge of the junior mining industry combine for unique product offering. The company was founded by capital markets professionals with extensive experience in the junior mining industry.

About Atco Mining (CSE: ATCM):

Atco is a junior exploration mining company focused on exploring for green energy metals throughout Canada. Atco is also exploring salt opportunities in Western Newfoundland. Investors are encouraged to visit the company’s website here: www.atcomining.com

For further information contact:

Atco Mining Inc. Email: info@atcomining.com Telephone: (604) 681-0084 www.atcomining.com

6. RELIANCE ON SUBSECTION 7.1(2) OF NATIONAL INSTRUMENT 51-102

Not applicable.

7. OMITTED INFORMATION

No information has been intentionally omitted from this form.

8. EXECUTIVE OFFICER

The name and business number of an officer of the Company through whom an executive officer who is knowledgeable about the material change and this report may be contacted is:

Etienne Moshevich Chief Executive Officer Tel: 604-681-0084

9. DATE OF REPORT

DATED this 21[st] day of June, 2024.