X0206 3 2019-10-08 0 0001340476 DIRTT ENVIRONMENTAL SOLUTIONS LTD DRTT 0001788764 Krause Geoffrey D. 7303 30TH STREET S.E. CALGARY A0 T2C 1N6 ALBERTA, CANADA 0 1 0 0 See Remarks Common Shares 17028 D Director and Employee Stock Option (right to buy) 4.82 2023-09-17 Common Shares 42000 D Director and Employee Stock Option (right to buy) 5.92 2024-05-16 Common Shares 120552 D The option, representing a right to purchase a total of 42,000 shares, became exercisable as to 14,000 shares on September 18, 2019, with the remainder to vest in two equal annual installments thereafter, subject to continued service through each vesting date. The exercise price of the option of CAD$6.39 is converted to USD based on the daily average exchange rate as reported by the H.10 statistical release of the Board of Governors of the Federal Reserve System on September 27, 2019 of C$1.3250 = US$1.00. The option, representing a right to purchase a total of 120,552 shares, becomes exercisable as to 40,184 shares on May 17, 2020, with the remainder to vest in two equal annual installments thereafter, subject to continued service through each vesting date. The exercise price of the option of CAD$7.84 is converted to USD based on the daily average exchange rate as reported by the H.10 statistical release of the Board of Governors of the Federal Reserve System on September 27, 2019 of C$1.3250 = US$1.00. Senior Vice President, Chief Financial Officer See attached for Exhibit 24 - Power of Attorney /s/ Nandini Somayaji, as attorney-in-fact for Geoffrey D. Krause 2019-10-08