Exhibit 99.1

October 12, 2022 1500 Robert-Bourassa Blvd., 7th Floor
  Montreal QC, H3A 3S8


To: All Canadian Securities Regulatory Authorities
  NASDAQ Exchange

Subject: IMV INC.

Dear Sir/Madam:

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

Meeting Type : Special Meeting
Record Date for Notice of Meeting : October 24, 2022
Record Date for Voting (if applicable) : October 24, 2022
Beneficial Ownership Determination Date : October 24, 2022
Meeting Date : December 07, 2022
Meeting Location (if available) : Virtual Meeting
Issuer sending proxy related materials directly to NOBO: No
Issuer paying for delivery to OBO: Yes

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders No
NAA for Registered Holders No

Voting Security Details:

Description CUSIP Number ISIN
COMMON SHARES 44974L103 CA44974L1031


Agent for IMV INC.