Cboe Canada Inc. has confirmed a proposed change of symbol by Cybin Inc., as set out in the attached table.

The common shares of Cybin will begin trading under the new symbol HELP on Cboe Canada, effective at the open on Monday, Jan. 5, 2026. There will be no change to the Cusip number.

Additional information can be found in Cybin's news release dated Dec. 18, 2025, which is available on SEDAR+.

Updated security and trading information

Security name:  Cybin

New symbol:  HELP

Security type:  common share

Cusip No.:  23256X 40 7

ISIN:  CA 23256X 40 7 5

Effective date:  Jan. 5, 2026 (at the open)