Mr. Cameron McCall reports

COMMENCEMENT OF RIGHTS TRADING ON ASX

Macarthur Minerals Ltd.'s renounceable rights issue announced on Feb. 28, 2024, has commenced today under the Australian Securities Exchange code MIOR.

Under the rights issue timetable, rights trading will end on Friday, March 15, 2024.

The rights issue is being offered to shareholders registered at the record date of March 7, 2024, with a registered address in Australia and New Zealand (eligible shareholders) on the basis of one new share for every five shares held at an offer price of 10 cents per share together with one free attaching option for every two new shares subscribed for and issued.

The free attaching options will be exercisable at 25 cents each and have a term of 18 months from the date of their issue. The company will apply for quotation of the new options.

Eligible shareholders will be sent the prospectus and the information by e-mail or post on March 8, 2024, providing details of how to apply for their entitlement.

Eligible shareholders may take up shortfall under the rights issue in addition to their entitlements under the offer. Applications for securities under the rights issue can be made via Bpay.

The closing date for the rights issue is 5 p.m. (AWST) on Friday, March 22, 2024. Rights trading ends on Friday, March 15, 2024.

About Macarthur Minerals Ltd.

Macarthur is an iron ore development and lithium exploration company that is focused on bringing to production its Western Australia iron ore projects.

We seek Safe Harbor.