Robex Resources Inc. — M&A Activity 2026

Apr 21, 2026

NOTICE OF CHANGE IN CORPORATE STRUCTURE

Pursuant to Section 4.9 of National Instrument 51-102
Continuous Disclosure Obligations

1. Names of Parties to the Transaction

Robex Resources Inc. (“Robex”)
Predictive Discovery Limited (“Predictive”)

1. Description of the Transaction

On April 15, 2026, 9548-5991 Québec Inc. (“Acquireco”), a wholly-owned subsidiary of Predictive, acquired all of the issued and outstanding common shares of Robex (the “Robex Shares”) pursuant to a court- approved plan of arrangement (the “Arrangement”) under the Business Corporations Act (Québec), which was completed in accordance with the terms of an arrangement agreement dated October 5, 2025, as amended on December 10, 2025 and April 7, 2026 among Robex, Predictive, and Acquireco (the “Arrangement Agreement”).

Under the terms of the Arrangement, each former shareholder of Robex (each, a “Robex Shareholder”) is entitled to receive 7.862 fully paid ordinary shares in the capital of Predictive (“Predictive Shares”) for each Robex Share held immediately prior to the effective time of the Arrangement.

For more information on the Arrangement, see Robex’s management information circular dated November 11, 2025, as amended and restated on December 12, 2025, and as supplemented by the addendum dated December 12, 2025 under Robex’s profile on SEDAR+ at www.sedarplus.ca.

1. Effective Date of the Transaction

April 15, 2026.

1. Name of Each Party, if any, that Ceased to be a Reporting Issuer after the Transaction and of each Continuing Entity

The Robex Shares were delisted from the TSX Venture Exchange as of close of market on April 17, 2026.

It is currently anticipated that Robex will remain a reporting issuer in all of the provinces and territories of Canada, except the Northwest Territories, until such time as Robex applies for, and obtains an order to cease being a reporting issuer in such jurisdictions of Canada (which Robex is expected to apply for in the near term).

On completion of the Arrangement, Predictive became a reporting issuer in all of the provinces and territories of Canada. The Predictive Shares began trading on the Toronto Stock Exchange on April 20, 2026 under the symbol “PDI”.

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• Date of the Reporting Issuer’s First Financial Year-End Subsequent to the Transaction

June 30, 2026.

1. Periods, Including Comparative Periods, if any, of the Interim and Annual Financial Statements required to be Filed for the Reporting Issuer’s First Financial Year Subsequent to the Transaction

The following is a summary of the applicable interim and annual financial statements to be filed in Predictive’s first financial year subsequent to the Arrangement:

(a) the unaudited interim financial statements of Predictive for the six month period ended December 31, 2025 and the relevant comparative information for the six month period ended December 31, 2024;

(b) the unaudited interim financial statements of Predictive for the nine month period ended March 31, 2026; and

(c) the audited annual financial statements of Predictive for the financial year ended June 30, 2026 and the relevant comparative information for the financial year ended June 30, 2025.

1. Documents filed under National Instrument 51-102 that described the transaction and where they can be found in electronic format

The following documents describing the Arrangement were filed on Robex’s SEDAR+ profile at www.sedarplus.ca:

(a) Arrangement Agreement dated October 5, 2025;

(b) News release dated October 5, 2025, announcing the Arrangement and execution of the Arrangement Agreement;

(c) Material change report dated October 15, 2025, relating to the execution of the Arrangement Agreement;

(d) News release dated November 13, 2025, announcing recommendation of the board of directors of Robex that Robex Shareholders vote in favour of the Arrangement;

(e) Notice of meeting and management information circular of Robex dated November 11, 2025, as amended and restated on December 12, 2025, and as supplemented by the addendum dated December 12, 2025 (the “Management Information Circular”) in respect of the special meeting of Robex held on December 30, 2025 (the “Meeting”);

(f) News release dated December 2, 2025, announcing receipt of superior proposal under the Arrangement Agreement;

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(g) Amending agreement to the Arrangement Agreement dated December 10, 2025 (the “Amending Agreement”);

(h) News release dated December 11, 2025, announcing the execution of the Amending Agreement;

(i) News release dated December 12, 2025, announcing recommendation of the board of directors of Robex that Robex Shareholders vote in favour of the Arrangement;

(j) Material change report dated December 19, 2025, relating to the execution of the Amending Agreement;

(k) News release dated December 30, 2025, announcing voting results from the Meeting;

(l) News release dated January 13, 2026, announcing receipt of final court approval for the Arrangement;

(m) News release dated April 8, 2026, announcing satisfaction or waiver of conditions precedent for closing of the Arrangement;

(n) News release dated April 9, 2026, announcing closing timetable for Arrangement; and

(o) News release dated April 16, 2026 in respect of the closing of the Arrangement.

The news release dated April 16, 2026, in respect of the closing of the Arrangement was filed on Predictive’s SEDAR+ profile at www.sedarplus.ca.

Dated: April 21, 2026.