Corus Entertainment Inc. — Proxy Solicitation & Information Statement 2025

Dec 18, 2025

TMX

THE FUTURE IS YOURS TO SEE.

TSX TRUST COMPANY

VIA ELECTRONIC TRANSMISSION

December 18, 2025

TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:

RE: CORUS ENTERTAINMENT INC.
Confirmation of Notice of Record and Meeting Dates

We are pleased to confirm that Notice of Record and Meeting Dates was sent to The Canadian Depository for Securities.

We advise the following with respect to the upcoming Special Meeting of Security Holders for the subject issuer:

| 1 | ISIN: | CA2208742007
CA2208741017
CA220874AL53
CA220874AM37
CA220874AK70 |
| --- | --- | --- |
| | CUSIP: | 220874200
220874101
220874AL5
220874AM3
220874AK7 |
| 2 | Date Fixed for the Meeting: | January 30, 2026 |
| 3 | Record Date for Notice: | December 24, 2025 |
| 4 | Record Date for Voting: | December 24, 2025 |
| 5 | Beneficial Ownership Determination Date: | December 24, 2025 |
| 6 | Classes or Series of Securities that entitle the holder to receive Notice of the Meeting: | CLASS A PARTICIPATING
CLASS B NON VOTING
5.00% Senior Unsecured Notes Due 2028
6.00% Senior Unsecured Notes Due 2030
5.00% Senior Unsecured Notes Due 2028 - 144A |
| 7 | Classes or Series of Securities that entitle the holder to vote at the meeting: | CLASS A PARTICIPATING
CLASS B NON VOTING
5.00% Senior Unsecured Notes Due 2028
6.00% Senior Unsecured Notes Due 2030
5.00% Senior Unsecured Notes Due 2028 - 144A |
| 8 | Business to be conducted at the meeting: | Special |
| 9 | Notice-and-Access:
Registered Shareholders:
Beneficial Holders:
Stratification Level: | NO
NO
Not Applicable |
| 10 | Reporting issuer is sending proxy-related materials directly to Non-Objecting Beneficial Owners: | NO |
| 11 | Issuer paying for delivery to Objecting Beneficial Owners: | YES |

Yours truly,

TSX Trust Company

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