HEXO Corp. — Proxy Solicitation & Information Statement 2020

Nov 12, 2020

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TSX TRUST COMPANY

VIA ELECTRONIC TRANSMISSION

November 11, 2020

TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:

RE: HEXO CORP

We are pleased to confirm that copies of the following proxy-related materials were mailed on November 10, 2020 to the Registered Securityholders and the Non-Objecting Beneficial Owners ("NOBO"):

1 Proxy with Notice-and-Access Notice - Registered Securityholders - English

• 2 Formulaire de procuration avec Notification et accès - Registered Securityholders - French

3 Voting Instruction Form with Notice-and-Access Notice - NOBOs - English

• 4 Formulaire d'instructions de vote avec Notification et accès - NOBOs – French

• 5 Notice of Meeting and Management Information Circular -

NOBOs Requesting Full Packages - English

• 6 Avis de convocation et circulaire d'information de la direction – NOBOs Requesting Full Packages - French

• 7 Lumi Virtual Meeting Guide - English

8 Guide de l’assemblée annuelle et extraordinaire virtuelle - French

9 Letter of Transmittal - Registered Securityholders - English

10 Lettre d’envoi - Registered Securityholders - French

• 11 Financial Statements and MD & A - NOBOs Requesting Full Package - English

12 Proxy Return Envelope

Yours truly, TSX Trust Company

''Lori Winchester''

Senior Relationship Manager Lori.Winchester@tmx.com

VANCOUVER CALGARY 650 West Georgia Street, 300-5th Avenue SW, 10th floor Suite 2700 Calgary, AB T2P 3C4 Vancouver, BC V6B 4N9 T 604 689-3334 T 403 218-2800

TORONTO MONTRÉAL 301 - 100 Adelaide Street West 1800 - 1190, avenue des Toronto ON M5H 4H1 Canadiens-de-Montréal, C. P. 37 Montréal (Québec) H3B 0G7 Toll Free 1-866-600-5869 T 416 361-0930 T 514 395-5964