Insider Transactions Reported by 40 Insiders of DIRTT ENVIRONMENTAL SOLUTIONS LTD

Symbol: DRTTF on OTC
Location: Calgary Alberta T2 C 1 N6 Can

Quick Takeaways

DRTTF - DIRTT ENVIRONMENTAL SOLUTIONS LTD has 40 insiders with reported activity on this page.
Net insider value flow over the last year: +$28,278.
Recent transaction rows are available for direct filing-level review.

What Changed

Buy value: $28,278; sell value: $0.
Net share flow: +50,000.

Why This Matters

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Official SEC Source

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Net insider flow leans to buying over the last 12 months. Net value: +$28,278.

Buys

$28,278

Shares: 50,000

Insiders: 2

Sells

Shares: 0

Insiders: 0

Net

+$28,278

Shares: +50,000

Insiders: 2

Window (months)	Buy shares	Buy $	Sell $	Net $
0-3	0	$0	$0	$0
3-6	0	$0	$0	$0
6-9	40,000	$22,178	$0	+$22,178
9-12	10,000	$6,100	$0	+$6,100

DIRTT ENVIRONMENTAL SOLUTIONS LTD executives and other stock owners filed with the SEC include:

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
Shaun Noll	10%+ Owner	$49,292,260			Mixed	24 Jul 2025
Peter L. Briger Jr.	10%+ Owner	$14,248,595			Mixed	13 Feb 2026
WWT Opportunity #1 LLC	10%+ Owner	$7,764,901			Mixed	01 Dec 2023
Matthew Briger	Other*	$5,968,876			Mixed	13 Feb 2026
22NW, LP	10%+ Owner	$5,638,162			Mixed	01 Nov 2021
Aron R. English	10%+ Owner	$4,727,468			Mixed	29 Aug 2025
Scott L. Robinson	Director	$883,535	+$22,620	+2.6%	Mixed	31 Mar 2026
Richard J. Hunter	Chief Operating Officer	$834,587			Mixed	14 Aug 2025
Benjamin Nicholas Urban	Chief Executive Officer, Director	$801,878			Mixed	14 Aug 2025
Scott C. Ryan	Director	$649,434			Mixed	31 Mar 2026
Douglas A. Edwards	Director	$594,376			Mixed	31 Mar 2026
Kenneth D. Sanders	Director	$319,722			Mixed	29 Mar 2024
Shalima K. Pannikode	Director	$186,677			Mixed	31 Mar 2026
Fareeha Khan	Chief Financial Officer	$144,239	+$5,658	+4.1%	Mixed	14 Aug 2025
Adrian Raul Zarate	Chief Transformation Officer, Director	$139,091			Mixed	31 Mar 2026
Holly Hess Groos	Director	$105,747			Mixed	31 Mar 2026
Cory Mitchell	Director	$79,412			Mixed	30 May 2023
Steven Parry	Director	$76,377			Mixed	31 Mar 2022
Mark Greffen	Chief Technology Officer	$70,288			Mixed	15 May 2023
Geoffrey D. Krause	Interim Chief Executive Officer	$65,700			Mixed	17 Jun 2022
Kevin P. Omeara	President, CEO and Director, Director	$61,250			Mixed	17 Jun 2021
Jeffery Dopheide	Chief Revenue Officer	$54,688			Mixed	30 Nov 2022
Jennifer Warawa	Chief Commercial Officer	$50,563			Mixed	01 Mar 2022
Jeffrey Calkins	Chief Operating Officer	$45,214			Mixed	01 Mar 2022
Denise Karkkainen	Director	$43,927			Mixed	31 Mar 2022
Charles R. Kraus	SVP, General Counsel and Corporate Secretary	$39,426			Mixed	17 Jun 2022
Todd W. Lillibridge	Director	$28,983			Mixed	31 Mar 2022
Shauna R. King	Director	$21,648			Mixed	31 Mar 2022
Jeffrey Metcalf	Interim Chief Financial Officer	$21,266			Mixed	17 Jun 2022
Ford Michael T.	Director	$20,729			Mixed	31 Mar 2022
Diana Rhoten	Director	$18,252			Mixed	31 Mar 2022
Nandini Somayaji	SVP, General Counsel & Secretary	$16,310			Mixed	18 May 2023
James A. Lynch	Director	$13,270			Mixed	31 Mar 2022
Lindsay R. Gusso	Chief Human Resources Officer	$11,877			Mixed	17 Jun 2021
Mary Garden	Director	$7,390			Mixed	30 Jun 2022
Ryan W. Broderick	Other*	$1,986			Mixed	07 Oct 2021
Bryson O Hirai-Hadley	Other*	$795			Mixed	09 Jan 2024
Alexander B. Jones	Other*	$763			Mixed	09 Jan 2024
Jeremy Gold	Director				Mixed	31 Mar 2026
Bradley Scott Little	Chief Financial Officer				Mixed	07 Jun 2023

Top shareholders of DIRTT ENVIRONMENTAL SOLUTIONS LTD (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Shaun Noll	3/4/5 13D/G	10%+ Owner · Noll Shaun	13% from 13D/G	54,245,248 mixed-class rows	$49,292,260	—	24 Jul 2025	3/4/5 13D/G
22NW Fund, LP	13D/G	English Aron R.	30%	58,038,870	$40,627,209	$0	13 Feb 2026	13D/G
Peter L. Briger Jr.	3/4/5	10%+ Owner	11%	20,355,136	$14,248,595	—	13 Feb 2026	3/4/5
WWT Opportunity #1 LLC	3/4/5	10%+ Owner	— class O/S missing	22,185,432	$7,764,901	—	01 Dec 2023	3/4/5
MAK Capital Fund LP	13D/G	—	4.7%	9,081,696	$6,357,187	$0	31 Dec 2025	13D/G
Matthew Briger	3/4/5	Other*	4.5%	8,526,966	$5,968,876	—	13 Feb 2026	3/4/5
22NW, LP	3/4/5	10%+ Owner	— class O/S missing	16,109,034	$5,638,162	—	01 Nov 2021	3/4/5
Aron R. English	3/4/5	10%+ Owner	4.2%	8,083,825 mixed-class rows	$4,727,468	—	29 Aug 2025	3/4/5
Scott L. Robinson	3/4/5	Director	— mixed-class rows	1,462,324 mixed-class rows	$883,535	+$22,620	31 Mar 2026	3/4/5
Richard J. Hunter	3/4/5	Chief Operating Officer	— mixed-class rows	1,714,188 mixed-class rows	$834,587	—	14 Aug 2025	3/4/5
Benjamin Nicholas Urban	3/4/5	Chief Executive Officer, Director	— mixed-class rows	1,606,804 mixed-class rows	$801,878	—	14 Aug 2025	3/4/5
Scott C. Ryan	3/4/5	Director	— class O/S missing	1,019,597	$649,434	—	31 Mar 2026	3/4/5
Douglas A. Edwards	3/4/5	Director	— class O/S missing	936,177	$594,376	—	31 Mar 2026	3/4/5
Kenneth D. Sanders	3/4/5	Director	— class O/S missing	652,493	$319,722	—	29 Mar 2024	3/4/5
Shalima K. Pannikode	3/4/5	Director	— class O/S missing	316,756	$186,677	—	31 Mar 2026	3/4/5
Fareeha Khan	3/4/5	Chief Financial Officer	— mixed-class rows	453,051 mixed-class rows	$144,239	+$5,658	14 Aug 2025	3/4/5
Adrian Raul Zarate	3/4/5	Chief Transformation Officer, Director	— mixed-class rows	229,604 mixed-class rows	$139,091	—	31 Mar 2026	3/4/5
Holly Hess Groos	3/4/5	Director	— class O/S missing	196,395	$105,747	—	31 Mar 2026	3/4/5
Cory Mitchell	3/4/5	Director	— class O/S missing	220,590	$79,412	—	30 May 2023	3/4/5
Steven Parry	3/4/5	Director	— mixed-class rows	214,237 mixed-class rows	$76,377	—	31 Mar 2022	3/4/5
Mark Greffen	3/4/5	Chief Technology Officer	— class O/S missing	200,824	$70,288	—	15 May 2023	3/4/5
Geoffrey D. Krause	3/4/5	Interim Chief Executive Officer	— mixed-class rows	257,530 mixed-class rows	$65,700	—	17 Jun 2022	3/4/5
Kevin P. Omeara	3/4/5	President, CEO and Director, Director	— mixed-class rows	375,000 mixed-class rows	$61,250	—	17 Jun 2021	3/4/5
Jeffery Dopheide	3/4/5	Chief Revenue Officer	— class O/S missing	156,250	$54,688	—	30 Nov 2022	3/4/5
Jennifer Warawa	3/4/5	Chief Commercial Officer	— mixed-class rows	405,885 mixed-class rows	$50,563	—	01 Mar 2022	3/4/5
Jeffrey Calkins	3/4/5	Chief Operating Officer	— mixed-class rows	355,746 mixed-class rows	$45,214	—	01 Mar 2022	3/4/5
Denise Karkkainen	3/4/5	Director	— class O/S missing	122,019	$43,927	—	31 Mar 2022	3/4/5
Charles R. Kraus	3/4/5	SVP, General Counsel and Corporate Secretary	— mixed-class rows	160,795 mixed-class rows	$39,426	—	17 Jun 2022	3/4/5
Todd W. Lillibridge	3/4/5	Director	— mixed-class rows	260,621 mixed-class rows	$28,983	—	31 Mar 2022	3/4/5
Shauna R. King	3/4/5	Director	— class O/S missing	60,132	$21,648	—	31 Mar 2022	3/4/5
Jeffrey Metcalf	3/4/5	Interim Chief Financial Officer	— mixed-class rows	74,093 mixed-class rows	$21,266	—	17 Jun 2022	3/4/5
Ford Michael T.	3/4/5	Director	— mixed-class rows	57,692 mixed-class rows	$20,729	—	31 Mar 2022	3/4/5
Diana Rhoten	3/4/5	Director	— mixed-class rows	50,742 mixed-class rows	$18,252	—	31 Mar 2022	3/4/5
Nandini Somayaji	3/4/5	SVP, General Counsel & Secretary	— class O/S missing	46,601	$16,310	—	18 May 2023	3/4/5
James A. Lynch	3/4/5	Director	— class O/S missing	36,862	$13,270	—	31 Mar 2022	3/4/5
Lindsay R. Gusso	3/4/5	Chief Human Resources Officer	— mixed-class rows	89,491 mixed-class rows	$11,877	—	17 Jun 2021	3/4/5
Mary Garden	3/4/5	Director	— class O/S missing	20,528	$7,390	—	30 Jun 2022	3/4/5
Ryan W. Broderick	3/4/5	Other*	— class O/S missing	5,675	$1,986	—	07 Oct 2021	3/4/5
Bryson O Hirai-Hadley	3/4/5	Other*	— class O/S missing	2,272	$795	—	09 Jan 2024	3/4/5
Alexander B. Jones	3/4/5	Other*	— class O/S missing	2,181	$763	—	09 Jan 2024	3/4/5
Bradley Scott Little	3/4/5	Chief Financial Officer	— class O/S missing	150,000	—	—	07 Jun 2023	3/4/5
Jeremy Gold	3/4/5	Director	— class O/S missing	16,358	—	—	31 Mar 2026	3/4/5

Recent Insider Transactions by Companies or Individuals for DIRTT ENVIRONMENTAL SOLUTIONS LTD

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
Douglas A. Edwards	DRTTF	Deferred Share Unit	Award	3.95%			35,606	936,177	31 Mar 2026	Direct
Scott L. Robinson	DRTTF	Deferred Share Unit	Award	6.38%			68,952	1,149,055	31 Mar 2026	Direct
Shalima K. Pannikode	DRTTF	Deferred Share Unit	Award	12%			33,911	316,756	31 Mar 2026	Direct
Holly Hess Groos	DRTTF	Deferred Share Unit	Award	22.6%			36,171	196,395	31 Mar 2026	Direct
Scott C. Ryan	DRTTF	Deferred Share Unit	Award	3.62%			35,606	1,019,597	31 Mar 2026	Direct
Jeremy Gold	DRTTF	Deferred Share Unit	Award				16,358	16,358	31 Mar 2026	Direct
Adrian Raul Zarate	DRTTF	Deferred Share Unit	Award	55.3%			31,650	88,904	31 Mar 2026	Direct
Douglas A. Edwards	DRTTF	Deferred Share Unit	Award	3.8%			32,996	900,571	31 Dec 2025	Direct
Adrian Raul Zarate	DRTTF	Deferred Share Unit	Award	121.3%			31,379	57,254	31 Dec 2025	Direct
Scott L. Robinson	DRTTF	Deferred Share Unit	Award	4.88%			50,222	1,080,102	31 Dec 2025	Direct
Shalima K. Pannikode	DRTTF	Deferred Share Unit	Award	11.2%			28,527	282,845	31 Dec 2025	Direct
Holyce Hess Groos	DRTTF	Deferred Share Unit	Award	27.2%			34,232	160,224	31 Dec 2025	Direct
Scott C. Ryan	DRTTF	Deferred Share Unit	Award	3.14%			29,953	983,991	31 Dec 2025	Direct
Adrian Raul Zarate	DRTTF	Common Shares	Tax liability	-29.6%			-59,300	140,700	26 Nov 2025	Direct
Adrian Raul Zarate	DRTTF	Common Shares	Award				200,000	200,000	26 Nov 2025	Direct
Adrian Raul Zarate	DRTTF	Deferred Share Unit	Award				25,875	25,875	07 Oct 2025	Direct
Scott C. Ryan	DRTTF	Deferred Share Unit	Award	3.73%			34,308	954,038	30 Sep 2025	Direct
Scott L. Robinson	DRTTF	Deferred Share Unit	Award	6.31%			61,166	1,029,880	30 Sep 2025	Direct
Douglas A. Edwards	DRTTF	Deferred Share Unit	Award	5.51%			45,276	867,575	30 Sep 2025	Direct
Holyce Hess Groos	DRTTF	Deferred Share Unit	Award	57.5%			45,975	125,992	30 Sep 2025	Direct
Shalima K. Pannikode	DRTTF	Deferred Share Unit	Award	14.2%			31,585	254,318	30 Sep 2025	Direct
Scott L. Robinson	DRTTF	Common Shares	Purchase	6.82%	$10,882	$0.5441	20,000	313,269	05 Sep 2025	Direct
Aron R. English	DRTTF	Common Shares	Disposed to Issuer	-2.2%			-182,144	8,083,825	29 Aug 2025	Direct
Aron R. English	DRTTF	Common Shares	Options Exercise	10.3%			773,026	8,265,969	29 Aug 2025	Direct
Aron R. English	DRTTF	Deferred Share Unit	Options Exercise	-100%			-773,026	0	29 Aug 2025	Direct
Benjamin Nicholas Urban	DRTTF	Common Shares	Options Exercise	7.38%			100,000	1,455,312	14 Aug 2025	Direct
Benjamin Nicholas Urban	DRTTF	Restricted Share Units	Options Exercise	100%			100,000	200,000	14 Aug 2025	Direct
Richard J. Hunter	DRTTF	Common Shares	Tax liability	-3.97%			-60,508	1,464,188	14 Aug 2025	Direct
Richard J. Hunter	DRTTF	Common Shares	Options Exercise	8.93%			125,000	1,524,696	14 Aug 2025	Direct
Richard J. Hunter	DRTTF	Restricted Share Units	Options Exercise	-33.3%			-125,000	250,000	14 Aug 2025	Direct
Fareeha Khan	DRTTF	Common Shares	Tax liability	-16.1%			-48,508	253,051	14 Aug 2025	Direct
Fareeha Khan	DRTTF	Common Shares	Options Exercise	49.6%			100,000	301,559	14 Aug 2025	Direct
Fareeha Khan	DRTTF	Restricted Share Units	Options Exercise	-33.3%			-100,000	200,000	14 Aug 2025	Direct
Fareeha Khan	DRTTF	Common Shares	Purchase	5.22%	$5,658	$0.5658	10,000	201,559	11 Aug 2025	Direct
Scott L. Robinson	DRTTF	Common Shares	Purchase	3.53%	$5,638	$0.5638	10,000	293,269	06 Aug 2025	Direct
Aron R. English	DRTTF	Deferred Share Unit	Award	2.33%			17,634	773,026	29 Jul 2025	Direct
Shaun Noll	DRTTF	Common Shares	Disposed to Issuer	-0.3%			-165,484	54,245,248	24 Jul 2025	Direct
Shaun Noll	DRTTF	Common Shares	Options Exercise	1.51%			809,089	54,410,732	24 Jul 2025	Direct
Shaun Noll	DRTTF	Deferred Share Unit	Options Exercise	-100%			-809,089	0	24 Jul 2025	Direct
Aron R. English	DRTTF	Deferred Share Unit	Award	9.03%			62,543	755,391	30 Jun 2025	Direct
Holyce Hess Groos	DRTTF	Deferred Share Unit	Award	77%			34,814	80,017	30 Jun 2025	Direct
Shalima K. Pannikode	DRTTF	Deferred Share Unit	Award	15.7%			30,229	222,733	30 Jun 2025	Direct
Scott L. Robinson	DRTTF	Deferred Share Unit	Award	4.54%			42,029	968,714	30 Jun 2025	Direct
Douglas A. Edwards	DRTTF	Deferred Share Unit	Award	4.35%			34,294	822,299	30 Jun 2025	Direct
Scott C. Ryan	DRTTF	Deferred Share Unit	Award	3.7%			32,835	919,730	30 Jun 2025	Direct
Shaun Noll	DRTTF	Deferred Share Unit	Award	8.02%			60,060	809,089	23 Jun 2025	Direct
Benjamin Nicholas Urban	DRTTF	Common Shares	Tax liability	-3.33%			-48,508	1,406,804	09 Jun 2025	Direct
Fareeha Khan	DRTTF	Common Shares	Tax liability	-5.44%			-12,466	216,559	09 Jun 2025	Direct
Fareeha Khan	DRTTF	Common Shares	Options Exercise	12.2%			25,000	229,025	09 Jun 2025	Direct
Fareeha Khan	DRTTF	Restricted Share Units	Options Exercise	-50%			-25,000	25,000	09 Jun 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.