As at March 31, 2021, the outstanding options, as issued under the stock option plan to directors, officers, employees and consultants for the purchases of one common share per option, are as follows:

Number of stock options  Exercise price per option  Expiry date 

September 25, 2016 3,000,000  $0.18  Sep 25, 2021

November 3, 2017 2,409,000 $0.58  Nov 3, 2022

May 10, 2018 250,000 $0.52 May 10, 2023

July 3, 2018 300,000  $ 0.51 July 3, 2023

October 29, 2018 70,000 0.52 Oct 29, 2023

September 29, 2019 200,000  $0.51 Sep 29, 2024

January 2, 2020 100,000 $0.45 Jan 02, 2025

July 16, 2020 2,445,000  $4.41 July 16, 2025

October 26, 2020 250,000  $4.00 Oct 26, 2025