X0407 4 2023-06-07 0 0001340476 DIRTT ENVIRONMENTAL SOLUTIONS LTD DRTT 0001742843 HUNTER RICHARD J 7303-30TH STREET SE CALGARY A0 T2C 1N6 ALBERTA, CANADA 0 1 0 0 Chief Operating Officer 0 Restricted Share Units 2023-06-07 4 A 0 350000 0.00 A Common Shares 350000 350000 D Restricted Share Units 2023-06-07 4 A 0 150000 0.00 A Common Shares 150000 150000 D On June 7, 2023, the reporting person was granted 300,000 restricted share units ("RSUs"), vesting in three equal annual installments beginning on the first anniversary of the grant date. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one share of common stock of the Issuer (a "Common Share") or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. On June 7, 2023, the reporting person was granted 150,000 RSUs vesting on March 31, 2024. Each RSU represents a conditional right to receive a cash payment equal to the fair market value of one Common Share of the Issuer or, at the Issuer's discretion, a number of Common Shares (or a combination of cash and Common Shares) equal to the fair market value of one Common Share. /s/ Nandini Somayaji, as attorney-in-fact for Richard Hunter 2023-06-07