Origen Resources Inc. — Regulatory Filings 2021

Mar 16, 2021

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March 16, 2021

FILED VIA SEDAR

To: All Applicable Exchanges and Commissions

Dear Sirs:

Subject: Origen Resources Inc. (the “Corporation”) Change of Meeting Date of Shareholders

We hereby confirm the Corporation’s Annual General and Special Meeting of Shareholders has been changed as follows:

Meeting Date From: April 28, 2021 To: May 12, 2021 Mailing to registered holders: From: March 30, 2021 To: April 13, 2021 Bulk distribution to From: March 30, 2021 To: April 13, 2021 intermediaries:

In accordance with applicable securities regulations we are filing this information with you in our capacity as agent of the Corporation.

Yours truly,

OLYMPIA TRUST COMPANY

signed “Daisy Molina”

Daisy Molina Associate Relationship Manager Corporate & Shareholder Services

cc: CDS & Co.

Corporate & Shareholder Services Calgary Office: Suite 2300, 125 ‐ 9 Ave SE, Calgary, AB T2G 0P6 Vancouver Office: Suite 1900, 925 W. Georgia St, Vancouver, BC V6C 3L2 Mailing Address: PO Box 128, STN M, Calgary, AB T2P 2H6

Phone: 587.774.2340 Fax: 403.668.8307 css.olympiatrust.com