22NW Fund, LP - Dec 10, 2025 SCHEDULE 13D/A Report for DIRTT ENVIRONMENTAL SOLUTIONS LTD Common Shares, without par value (DRTTF)

Filing Manager
22NW Fund, LP
Reporting Manager
English Aron R.
Security
DIRTT ENVIRONMENTAL SOLUTIONS LTD Common Shares, without par value
Symbol
DRTTF
Shares outstanding
192M shares
Disclosed Ownership
58M shares
Ownership
30.3%
Form type
SCHEDULE 13D/A
Date filed
12/12/2025, 06:28 PM
Date of event
Dec 10, 2025
Previous filing
Oct 9, 2025
SEC
View on sec.gov

Reporting Managers (8)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
22NW Fund, LP 26% 50M 50M 0 /s/ Aron R. English Aron R. English, Manager of 22NW Fund GP, LLC, its General Partner 0001640809
22NW, LP 26% 50M 50M 0 /s/ Aron R. English Aron R. English, President and Sole Shareholder of 22NW GP, Inc., its General Partner 0001694297
22NW Fund GP, LLC 26% 50M 50M 0 /s/ Aron R. English Aron R. English, Manager 0001770575
22NW GP, Inc. 26% 50M 50M 0 /s/ Aron R. English Aron R. English, President and Sole Shareholder 0001783663
English Aron R. 30.3% 58M 58M 0 /s/ Aron R. English ARON R. ENGLISH 0001770436
Hirai-Hadley Bryson 0% 2.27K 2.27K 0 /s/ Bryson O. Hirai-Hadley BRYSON O. HIRAI-HADLEY 0001888106
Jones Alexander B 0% 2.18K 2.18K 0 /s/ Alexander B. Jones ALEXANDER B. JONES 0001888602
Zarate Adrian R 0.01% 25.9K 25.9K 0 /s/ Adrian R. Zarate ADRIAN R. ZARATE 0002076027