DRTTF

SEC source: 0000950170-25-043844 · ownership.xml · nonDerivative · entry 1

Noll Shaun · CIK 0001821774 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · WWT Opportunity #1 LLC

Disclosed balance after: 53,558,143

F1 · price: The price reported in column 4 is a weighted average price. The price was converted using the Bank of Canada exchange rate for March 20, 2025 of C$1.4347 = US$1.00.

SEC source: 0000950170-25-035734 · ownership.xml · nonDerivative · entry 3

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,290,778

SEC source: 0000950170-25-035734 · ownership.xml · nonDerivative · entry 2

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By spouse

Disclosed balance after: 148,400

SEC source: 0000950170-25-035734 · ownership.xml · nonDerivative · entry 1

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 138,400

SEC source: 0000950170-25-033971 · ownership.xml · derivative · entry 3

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 1,798 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On March 1, 2022, the reporting person was granted 5,394 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 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. One-third of the RSUs vested on March 3, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On March 1, 2022, the reporting person was granted 5,394 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 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. One-third of the RSUs vested on March 3, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On March 1, 2022, the reporting person was granted 5,394 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 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. One-third of the RSUs vested on March 3, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-25-033971 · ownership.xml · nonDerivative · entry 2

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 174,898

F2 · price: The price used to calculate the March 1, 2025 RSU vesting was C$1.02, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on February 28, 2025. The price was converted using the Bank of Canada exchange rate for March 3, 2025 of C$1.4428 = US$1.00.

SEC source: 0000950170-25-033971 · ownership.xml · nonDerivative · entry 1

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 175,848

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On March 1, 2022, the reporting person was granted 5,394 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 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. One-third of the RSUs vested on March 3, 2025 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-25-001419 · ownership.xml · derivative · entry 1

Pannikode Shalima K. · CIK 0002016045 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 165,570

Underlying: Common Shares · 39,210 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.96, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on December 30, 2024. The price was converted using the Bank of Canada exchange rate for December 30, 2024 of C$1.4379 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-25-001426 · ownership.xml · derivative · entry 1

Edwards Douglas A · CIK 0001895807 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 759,030

Underlying: Common Shares · 42,011 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.96, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on December 30, 2024. The price was converted using the Bank of Canada exchange rate for December 30, 2024 of C$1.4379 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-25-001428 · ownership.xml · derivative · entry 1

Ryan Scott C · CIK 0001895408 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 857,060

Underlying: Common Shares · 43,878 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.96, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on December 30, 2024. The price was converted using the Bank of Canada exchange rate for December 30, 2024 of C$1.4379 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-25-001525 · ownership.xml · derivative · entry 1

Groos Holyce Hess · CIK 0001860797 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,799

Underlying: Common Shares · 15,799 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.96, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on December 30, 2024. The price was converted using the Bank of Canada exchange rate for December 30, 2024 of C$1.4379 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-25-001574 · ownership.xml · derivative · entry 1

English Aron R. · CIK 0001770436 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 641,261

Underlying: Common Shares · 41,077 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.96, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on December 30, 2024. The price was converted using the Bank of Canada exchange rate for December 30, 2024 of C$1.4379 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-25-001573 · ownership.xml · derivative · entry 1

Noll Shaun · CIK 0001821774 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 697,441

Underlying: Common Shares · 41,077 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.96, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on December 30, 2024. The price was converted using the Bank of Canada exchange rate for December 30, 2024 of C$1.4379 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-25-001421 · ownership.xml · derivative · entry 1

Robinson Scott L · CIK 0001341765 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 895,733

Underlying: Common Shares · 56,014 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.96, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on December 30, 2024. The price was converted using the Bank of Canada exchange rate for December 30, 2024 of C$1.4379 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-111664 · ownership.xml · derivative · entry 1

Pannikode Shalima K. · CIK 0002016045 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 128,360

Underlying: Common Shares · 50,483 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.70, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on September 27, 2024. The price was converted using the Bank of Canada exchange rate for September 27, 2024 of C$1.3499 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-111463 · ownership.xml · derivative · entry 1

Edwards Douglas A · CIK 0001895807 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 717,019

Underlying: Common Shares · 54,088 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.70, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on September 27, 2024. The price was converted using the Bank of Canada exchange rate for September 27, 2024 of C$1.3499 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-111659 · ownership.xml · derivative · entry 1

Ryan Scott C · CIK 0001895408 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 813,182

Underlying: Common Shares · 56,492 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.70, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on September 27, 2024. The price was converted using the Bank of Canada exchange rate for September 27, 2024 of C$1.3499 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-111669 · ownership.xml · derivative · entry 1

English Aron R. · CIK 0001770436 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 600,184

Underlying: Common Shares · 52,886 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.70, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on September 27, 2024. The price was converted using the Bank of Canada exchange rate for September 27, 2024 of C$1.3499 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-111666 · ownership.xml · derivative · entry 1

Noll Shaun · CIK 0001821774 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 656,364

Underlying: Common Shares · 52,886 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.70, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on September 27, 2024. The price was converted using the Bank of Canada exchange rate for September 27, 2024 of C$1.3499 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-111660 · ownership.xml · derivative · entry 1

Robinson Scott L · CIK 0001341765 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 839,719

Underlying: Common Shares · 72,118 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.70, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on September 27, 2024. The price was converted using the Bank of Canada exchange rate for September 27, 2024 of C$1.3499 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-109137 · ownership.xml · nonDerivative · entry 1

Noll Shaun · CIK 0001821774 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: Not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquisition from public market

SEC source: 0000950170-24-113665 · ownership.xml · nonDerivative · entry 1

Noll Shaun · CIK 0001821774 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · WWT Opportunity #1 LLC

Disclosed balance after: 53,458,143

F1 · acquired: Acquisition from public market

SEC source: 0000950170-24-101607 · ownership.xml · derivative · entry 3

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 150,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: On August 25, 2024, the reporting person was granted 150,000 RSUs, vesting 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 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. The RSUs vested on August 25, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F2 · price: On August 25, 2024, the reporting person was granted 150,000 RSUs, vesting 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 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. The RSUs vested on August 25, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F2 · derivative.exercise_date: On August 25, 2024, the reporting person was granted 150,000 RSUs, vesting 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 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. The RSUs vested on August 25, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F2 · derivative.expiration_date: On August 25, 2024, the reporting person was granted 150,000 RSUs, vesting 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 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. The RSUs vested on August 25, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-101607 · ownership.xml · nonDerivative · entry 2

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 174,050

F1 · price: The price used to calculate the August 25 RSU vesting was C$0.69, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on August 23, 2024. The price was converted using the Bank of Canada exchange rate for August 26, 2024 of C$1.3481 = US$1.00.

SEC source: 0000950170-24-101607 · ownership.xml · nonDerivative · entry 1

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,408

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000950170-24-098146 · ownership.xml · derivative · entry 2

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 300,000

Underlying: Common Shares · 300,000 shares

Expires not disclosed

F2 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 300,000 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 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.

F2 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 300,000 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 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.

F2 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 300,000 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 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.

SEC source: 0000950170-24-098146 · ownership.xml · derivative · entry 1

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,000,000

Underlying: Common Shares · 1,000,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 1,000,000 RSUs vesting on August 14, 2026. 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.

F1 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 1,000,000 RSUs vesting on August 14, 2026. 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.

F1 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 1,000,000 RSUs vesting on August 14, 2026. 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.

SEC source: 0000950170-24-098145 · ownership.xml · derivative · entry 2

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 300,000

Underlying: Common Shares · 300,000 shares

Expires not disclosed

F2 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 300,000 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 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.

F2 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 300,000 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 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.

F2 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 300,000 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 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.

SEC source: 0000950170-24-098145 · ownership.xml · derivative · entry 1

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,500,000

Underlying: Common Shares · 1,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 1,500,000 RSUs vesting on August 14, 2026. 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.

F1 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 1,500,000 RSUs vesting on August 14, 2026. 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.

F1 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 1,500,000 RSUs vesting on August 14, 2026. 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.

SEC source: 0000950170-24-098144 · ownership.xml · derivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 375,000

Underlying: Common Shares · 375,000 shares

Expires not disclosed

F2 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 375,000 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 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.

F2 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 375,000 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 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.

F2 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 375,000 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 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.

SEC source: 0000950170-24-098144 · ownership.xml · derivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,500,000

Underlying: Common Shares · 2,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On August 14, 2024, the reporting person was granted 2,500,000 RSUs vesting on August 14, 2026. 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.

F1 · derivative.exercise_date: On August 14, 2024, the reporting person was granted 2,500,000 RSUs vesting on August 14, 2026. 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.

F1 · derivative.expiration_date: On August 14, 2024, the reporting person was granted 2,500,000 RSUs vesting on August 14, 2026. 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.

SEC source: 0000921895-24-001689 · form410680012_08052024.xml · derivative · entry 2

English Aron R. · CIK 0001770436 · Director · 10% owner

22NW, LP · CIK 0001694297 · 10% owner

22NW Fund, LP · CIK 0001640809 · 10% owner

22NW Fund GP, LLC · CIK 0001770575 · 10% owner

22NW GP, Inc. · CIK 0001783663 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By: 22NW Fund, LP

Disclosed balance after: 0

Underlying: Common Shares · 3,247,143 shares

Expires 2026-12-31

F1 · derivative.exercise_price: Represents Canadian dollars (C$).

F5 · kind: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F1 · reported_value: Represents Canadian dollars (C$).

F5 · reported_value: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F1 · price: Represents Canadian dollars (C$).

F5 · price: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F2 · derivative.exercise_date: The 6.00% Convertible Unsecured Debentures due January 2026 and the 6.25% Convertible Unsecured Debentures due December 2026 are convertible as of the date hereof and were convertible commencing from the date of their original issuance.

F5 · derivative.exercise_date: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F3 · derivative.underlying: This Form 4 is filed jointly by 22NW Fund, LP ("22NW Fund"), 22NW, LP ("22NW"), 22NW Fund GP, LLC ("22NW GP"), 22NW GP, Inc. ("22NW Inc.") and Aron R. English (collectively, the "Reporting Persons"). Each of the Reporting Persons may be deemed to be a member of a Section 13(d) group that collectively beneficially owns more than 10% of the Issuer's outstanding Common Shares. Mr. English is also a director of the Issuer. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein.

F5 · derivative.underlying_shares: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F4 · ownership.nature: Securities owned directly by 22NW Fund. As the investment manager to 22NW Fund, 22NW may be deemed to beneficially own the securities owned directly by 22NW Fund. As the general partner of 22NW Fund, 22NW GP may be deemed to beneficially own the securities owned directly by 22NW Fund. As the general partner of 22NW, 22NW Inc. may be deemed to beneficially own the securities owned directly by 22NW Fund. Mr. English, as the Portfolio Manager of 22NW, Manager of 22NW GP and President and sole shareholder of 22NW Inc., may be deemed to beneficially own the securities owned directly by 22NW Fund.

SEC source: 0000921895-24-001689 · form410680012_08052024.xml · derivative · entry 1

English Aron R. · CIK 0001770436 · Director · 10% owner

22NW, LP · CIK 0001694297 · 10% owner

22NW Fund, LP · CIK 0001640809 · 10% owner

22NW Fund GP, LLC · CIK 0001770575 · 10% owner

22NW GP, Inc. · CIK 0001783663 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By: 22NW Fund, LP

Disclosed balance after: 0

Underlying: Common Shares · 4,067,742 shares

Expires 2026-01-31

F1 · derivative.exercise_price: Represents Canadian dollars (C$).

F5 · kind: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F1 · reported_value: Represents Canadian dollars (C$).

F5 · reported_value: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F1 · price: Represents Canadian dollars (C$).

F5 · price: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F2 · derivative.exercise_date: The 6.00% Convertible Unsecured Debentures due January 2026 and the 6.25% Convertible Unsecured Debentures due December 2026 are convertible as of the date hereof and were convertible commencing from the date of their original issuance.

F5 · derivative.exercise_date: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F3 · derivative.underlying: This Form 4 is filed jointly by 22NW Fund, LP ("22NW Fund"), 22NW, LP ("22NW"), 22NW Fund GP, LLC ("22NW GP"), 22NW GP, Inc. ("22NW Inc.") and Aron R. English (collectively, the "Reporting Persons"). Each of the Reporting Persons may be deemed to be a member of a Section 13(d) group that collectively beneficially owns more than 10% of the Issuer's outstanding Common Shares. Mr. English is also a director of the Issuer. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein.

F5 · derivative.underlying_shares: On August 2, 2024, 22NW Fund and the Issuer entered into a convertible debenture repurchase agreement (the "Repurchase Agreement"). Pursuant to the Repurchase Agreement, the Issuer has purchased from 22NW Fund for cancellation an aggregate of (i) C$18,915,000 principal amount of the Issuer's outstanding 6.00% convertible debentures due January 31, 2026 (the "January Debentures") at a purchase price of C$684.58 per C$1,000 principal amount of January Debentures and (ii) C$13,638,000 principal amount of the Issuer's outstanding 6.25% convertible debentures due December 31, 2026 (the "December Debentures" and together with the January Debentures, the "Debentures") at a purchase price of C$665.64 per C$1,000 principal amount of December Debentures, for an aggregate purchase price of C$22,104,591.45, inclusive of a cash payment for all accrued and unpaid interest up to, but excluding, the date of purchase of the Debentures.

F4 · ownership.nature: Securities owned directly by 22NW Fund. As the investment manager to 22NW Fund, 22NW may be deemed to beneficially own the securities owned directly by 22NW Fund. As the general partner of 22NW Fund, 22NW GP may be deemed to beneficially own the securities owned directly by 22NW Fund. As the general partner of 22NW, 22NW Inc. may be deemed to beneficially own the securities owned directly by 22NW Fund. Mr. English, as the Portfolio Manager of 22NW, Manager of 22NW GP and President and sole shareholder of 22NW Inc., may be deemed to beneficially own the securities owned directly by 22NW Fund.

SEC source: 0000950170-24-080329 · ownership.xml · derivative · entry 1

Pannikode Shalima K. · CIK 0002016045 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,877

Underlying: Common Shares · 62,169 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.57, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 28, 2024. The price was converted using the Bank of Canada exchange rate for June 28, 2024 of C$1.3687 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-080331 · ownership.xml · derivative · entry 1

Edwards Douglas A · CIK 0001895807 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 662,931

Underlying: Common Shares · 71,412 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.57, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 28, 2024. The price was converted using the Bank of Canada exchange rate for June 28, 2024 of C$1.3687 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-080333 · ownership.xml · derivative · entry 1

Ryan Scott C · CIK 0001895408 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 756,690

Underlying: Common Shares · 98,385 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.57, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 28, 2024. The price was converted using the Bank of Canada exchange rate for June 28, 2024 of C$1.3687 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-080338 · ownership.xml · derivative · entry 1

Robinson Scott L · CIK 0001341765 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 767,601

Underlying: Common Shares · 99,865 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.57, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 28, 2024. The price was converted using the Bank of Canada exchange rate for June 28, 2024 of C$1.3687 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-080336 · ownership.xml · derivative · entry 1

English Aron R. · CIK 0001770436 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 547,298

Underlying: Common Shares · 65,129 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.57, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 28, 2024. The price was converted using the Bank of Canada exchange rate for June 28, 2024 of C$1.3687 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-080334 · ownership.xml · derivative · entry 1

Noll Shaun · CIK 0001821774 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 603,478

Underlying: Common Shares · 89,141 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F2 · price: The price used to calculate the number of DSUs granted was C$0.57, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 28, 2024. The price was converted using the Bank of Canada exchange rate for June 28, 2024 of C$1.3687 = US$1.00

F1 · derivative.exercise_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

F1 · derivative.expiration_date: Each deferred share unit ("DSU") was granted pursuant to the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan and is the economic equivalent of one common share (a "Common Share") of DIRTT Environmental Solutions Ltd. (the "Issuer"). All DSUs settle following the cessation of service and employment with the Issuer (the "Termination Date"). For directors who are subject to taxation in the United States ("US Directors"), the DSUs will settle no later than forty days following the Termination Date. Each DSU will be settled in one Common Share or in the cash equivalent of such Common Shares, calculated based on the closing price of the Common Shares on the day prior to the 30th day following separation from service for US Directors

SEC source: 0000950170-24-076494 · ownership.xml · derivative · entry 3

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 233,334

Underlying: Common Shares · 116,666 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 350,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 350,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 350,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-076494 · ownership.xml · nonDerivative · entry 2

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,048,822

F2 · price: The price used to calculate June 7, 2024 RSU vesting was C$0.65, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 6, 2024. The price was converted using the Bank of Canada exchange rate for June 6, 2024 of C$1.3686 = US$1.00

SEC source: 0000950170-24-076494 · ownership.xml · nonDerivative · entry 1

HUNTER RICHARD J · CIK 0001742843 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,105,111

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 7, 2023, the reporting person was granted 350,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-076490 · ownership.xml · derivative · entry 3

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,000

Underlying: Common Shares · 25,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 75,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 75,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 75,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-076490 · ownership.xml · nonDerivative · entry 2

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,400

F2 · price: The price used to calculate the June 7 RSU vesting was C$0.65, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 6, 2024. The price was converted using the Bank of Canada exchange rate for June 6, 2024 of C$1.3686 = US$1.00.

SEC source: 0000950170-24-076490 · ownership.xml · nonDerivative · entry 1

Khan Fareeha · CIK 0001991412 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,690

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 7, 2023, the reporting person was granted 75,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-081858 · ownership.xml · derivative · entry 3

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,000

Underlying: Common Shares · 125,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On June 7, 2023, the reporting person was granted 375,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · price: On June 7, 2023, the reporting person was granted 375,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.exercise_date: On June 7, 2023, the reporting person was granted 375,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

F1 · derivative.expiration_date: On June 7, 2023, the reporting person was granted 375,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-081858 · ownership.xml · nonDerivative · entry 2

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,280,778

F2 · price: The price used to calculate June 7, 2024 RSU vesting was C$0.65, which was the closing price Issuer's Common Shares as reported on the Toronto Stock Exchange on June 6, 2024. The price was converted using the Bank of Canada exchange rate for June 6, 2024 of C$1.3686 = US$1.00

SEC source: 0000950170-24-081858 · ownership.xml · nonDerivative · entry 1

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,341,068

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On June 7, 2023, the reporting person was granted 375,000 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 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. One-third of the RSUs vested on June 7, 2024 and were converted into Common Stock on a one-to-one basis at the Issuer's discretion.

SEC source: 0000950170-24-066835 · ownership.xml · nonDerivative · entry 1

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 13,800

SEC source: 0000950170-24-060610 · ownership.xml · nonDerivative · entry 2

Urban Benjamin Nicholas · CIK 0001936653 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,216,068