HEXO HEXO Corp

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE

SECURITIES EXCHANGE ACT OF 1934

For the month of January 2020

Commission File Number: 001-38781

HEXO Corp.

(Translation of registrant’s name into English)

3000 Solandt Road

Ottawa, Ontario, Canada K2K 2X2

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F  ☐            Form 40-F  ☒

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

EXPLANATORY NOTE

Exhibit 99.1 included with this Report on Form 6-K is hereby incorporated by reference into the Registration Statement on Form F-10 of HEXO Corp. (File No. 333-228924).