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Dirtt Environmental Solutions Ltd

DRTTF
Exchange
OTC
Industry
Services-Prepackaged Software
SEC CIK
0001340476

No open-market purchases or sales by Dirtt Environmental Solutions Ltd insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Dirtt Environmental Solutions Ltd insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Dirtt Environmental Solutions Ltd, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Dirtt Environmental Solutions Ltd
NameTitleLast reported holdingLast filingFilings, past year
Urban Benjamin NicholasChief Executive Officer2,427,516Aug 18, 20263
Khan FareehaChief Financial Officer823,954Aug 18, 20263
Jeremy GoldDirector–Jul 6, 20262
Robinson Scott LDirector463,269Jul 6, 20267
Ryan Scott CDirector234,375Jul 2, 20264
Edwards Douglas ADirector156,250Jul 2, 20264
Pannikode Shalima K.Director–Jul 2, 20265
Groos Holyce HessDirector–Jul 2, 20264
Zarate Adrian RaulChief Transformation Officer140,700Jul 2, 20265
English Aron R.10% Owner8,083,825Sep 2, 20250
Hunter Richard JChief Operating Officer1,464,188Aug 18, 20250
Noll Shaun10% Owner54,245,248Jul 25, 20250
22NW Fund, LP10% Owner49,955,045IndirectAug 5, 20240
22NW, LP10% Owner49,955,045IndirectAug 5, 20240
22NW Fund GP, LLC10% Owner49,955,045IndirectAug 5, 20240
22NW GP, Inc.10% Owner49,955,045IndirectAug 5, 20240
Sanders Kenneth DDirector273,250Apr 1, 20240
Jones Alexander BOther: See Explanation of Responses2,181Jan 23, 20240
Hirai-Hadley BrysonOther: See Explanation of Responses2,272Jan 23, 20240
WWT Opportunity #1 LLC10% Owner53,301,893IndirectJan 18, 20240
Briger Peter L JROther: Former member of 10% group.22,185,432IndirectDec 5, 20230
726 BC LLCOther: Former member of 10% group.22,185,432IndirectDec 5, 20230
Briger MatthewOther: Former member of 10% group.22,185,432IndirectDec 5, 20230
726 BF LLCOther: Former member of 10% group.22,185,432IndirectDec 5, 20230
Mitchell CoryDirector319,390Jul 18, 20230
Little Bradley ScottChief Financial Officer156,250Jun 9, 20230
Somayaji NandiniSee Remarks46,601May 22, 20230
Greffen MarkChief Technology Officer200,824May 17, 20230
Dopheide JefferyChief Revenue Officer156,250Dec 2, 20220
Garden MaryDirector–Jul 5, 20220
Kraus Charles RSee Remarks112,647Jun 21, 20220
Krause Geoffrey D.See Remarks187,715Jun 21, 20220
Metcalf JeffreySee Remarks60,760Jun 21, 20220
King Shauna RDirector20,000Apr 4, 20220
Lillibridge Todd W.Director484,700Apr 4, 20220
Parry StevenDirector74,800Apr 4, 20220
Karkkainen DeniseDirector50,400Apr 4, 20220
Ford Michael T.Director4,000Apr 4, 20220
Lynch James AnthonyDirector–Apr 4, 20220
Rhoten DianaDirector1,500Apr 4, 20220
Calkins JeffreyChief Operating Officer129,183Mar 3, 20220
Warawa JenniferChief Commercial Officer144,466Mar 3, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Oct 1, 2025 (view filing)Sep 526 daysLateRobinson Scott LDirectorPPurchase+20.0K$0.54+$10.8K+6.8%313.3K after2 lots
Aug 13, 2025 (view filing)Aug 112 daysKhan FareehaChief Financial OfficerPPurchase+10.0K$0.57+$5.70K+5.2%201.6K after
Aug 8, 2025 (view filing)Aug 62 daysRobinson Scott LDirectorPPurchase+10.0K$0.56+$5.60K+3.5%293.3K after2 lots
May 13, 2025 (view filing)May 121 dayRobinson Scott LDirectorPPurchase+10.0K$0.61+$6.10K+3.7%283.3K after
Mar 24, 2025 (view filing)Mar 20-214 daysNoll ShaunDirector, 10% OwnerPPurchase+143.5K$0.6782+$97.3K+0.3%53.6M after2 lots
Mar 7, 2025 (view filing)Mar 52 daysUrban Benjamin NicholasChief Executive OfficerPPurchase+134.0K$0.727+$97.4K+930.6%148.4K after2 lots
Mar 7, 2025 (view filing)Mar 52 daysUrban Benjamin NicholasChief Executive OfficerPPurchase+10.0K$0.64+$6.40K+0.8%1.29M after
Oct 9, 2024 (view filing)Sep 1920 daysLateNoll ShaunDirector, 10% OwnerPPurchase+156.3K$0.51+$79.7K+0.3%53.5M after
Aug 5, 2024 (view filing)8:08 PM ETAug 23 daysEnglish Aron R. and 4 othersDirector, 10% OwnerSSale−7.31M–––0 afterDerivative2 lotsPrice outlier
May 30, 2024 (view filing)May 282 daysUrban Benjamin NicholasChief Executive OfficerPPurchase+13.8K$0.50+$6.90KNew position13.8K after
May 15, 2024 (view filing)May 132 daysUrban Benjamin NicholasChief Executive OfficerPPurchase+11.7K$0.55+$6.42K+1.0%1.22M after2 lots
Dec 26, 2023 (view filing)8:37 AM ETDec 206 daysLateNoll Shaun and 1 otherDirector, 10% OwnerPPurchase+5.96M$0.0504+$300.1K–29.5M afterDerivative
Dec 5, 2023 (view filing)4:00 PM ETDec 14 daysNoll Shaun and 4 othersDirector, 10% OwnerPPurchase+3.94M$0.2813+$1.11M+21.6%22.2M after
Dec 1, 2023 (view filing)4:21 PM ETDec 1Same dayEnglish Aron R. and 4 othersDirector, 10% OwnerPPurchase+4.52M$0.5068+$2.29M+21.2%25.9M after
Sep 22, 2023 (view filing)4:56 PM ETSep 18-204 daysLateNoll ShaunDirector, 10% OwnerPPurchase+185.4K$0.457+$84.7K+16.2%1.33M after3 lots
Sep 21, 2023 (view filing)5:03 PM ETSep 192 daysEnglish Aron R. and 4 othersDirector, 10% OwnerPPurchase+7.31M–––Derivative2 lotsPrice outlier
Jun 9, 2023 (view filing)9:20 PM ETJun 7-92 daysSanders Kenneth DDirectorPPurchase+50.0K$0.3363+$16.8K+22.4%273.3K after3 lots
May 22, 2023 (view filing)4:43 PM ETMay 184 daysSomayaji NandiniSee RemarksSSale−16.0K$0.36−$5.77K−25.6%46.6K after
May 17, 2023 (view filing)9:02 PM ETMay 152 daysGreffen MarkChief Technology OfficerSSale−26.2K$0.37−$9.69K−11.5%200.8K after
May 17, 2023 (view filing)9:00 PM ETMay 15-172 daysSomayaji NandiniSee RemarksSSale−28.3K$0.3577−$10.1K−31.2%62.5K after2 lots
Dec 19, 2022 (view filing)11:03 AM ETDec 154 daysRobinson Scott LDirectorPPurchase+12.8K$0.39+$4.99K+5.1%262.8K after
Dec 14, 2022 (view filing)7:46 PM ETDec 7-137 daysLateSanders Kenneth DDirectorPPurchase+67.0K$0.2889+$19.4K+42.9%223.3K after5 lots
Dec 14, 2022 (view filing)12:59 PM ETDec 12-132 daysUrban Benjamin NicholasChief Executive OfficerPPurchase+300.0K$0.3311+$99.3K+96.0%612.5K after2 lots
Dec 13, 2022 (view filing)9:41 PM ETDec 94 daysNoll ShaunDirector, 10% OwnerPPurchase+3.47M$0.28+$971.5K+41.0%11.9M after2 lots
Dec 1, 2022 (view filing)4:21 PM ETNov 301 dayMitchell CoryDirector, Other: See Explanation of ResponsesPPurchase+312.5K$0.32+$100.0K+4,535.6%319.4K after
Dec 1, 2022 (view filing)4:19 PM ETNov 301 dayEnglish Aron R. and 4 othersDirector, 10% OwnerPPurchase+1.56M$0.32+$500.0K+727.2%1.78M after
Dec 1, 2022 (view filing)4:19 PM ETNov 301 dayEnglish Aron R. and 4 othersDirector, 10% OwnerPPurchase+1.56M$0.32+$500.0K+9.8%17.5M after
Mar 14, 2022 (view filing)Mar 14Same dayFord Michael T.DirectorPPurchase+4.00K$1.61+$6.44KNew position4.00K after
Mar 11, 2022 (view filing)Mar 92 daysRhoten DianaDirectorPPurchase+1.50K$1.62+$2.43KNew position1.50K after
Mar 9, 2022 (view filing)Mar 72 daysParry StevenDirectorPPurchase+12.5K$1.72+$21.4K+20.1%74.8K after2 lots
Mar 3, 2022 (view filing)Mar 21 dayParry StevenDirectorPPurchase+5.00K$1.81+$9.05K+11.8%47.3K after
Mar 3, 2022 (view filing)Mar 21 dayKarkkainen DeniseDirectorPPurchase+2.10K$1.77+$3.72K+4.3%50.4K after
Mar 3, 2022 (view filing)Mar 1-22 daysKing Shauna RDirectorPPurchase+20.0K$1.80+$35.9KNew position20.0K after2 lots
Mar 2, 2022 (view filing)Feb 28-Mar 12 daysLillibridge Todd W.See RemarksPPurchase+250.0K$1.89+$472.0K+106.5%484.7K after2 lots
Mar 1, 2022 (view filing)Feb 28-Mar 11 dayParry StevenDirectorPPurchase+10.0K$1.86+$18.6K+31.0%42.3K after2 lots
Nov 16, 2021 (view filing)8:23 PM ETFeb 25264 daysBriger Peter L JR and 4 othersOther: See Explanation of ResponsesPPurchase+212.6K$2.45+$520.6K+2.9%7.63M afterAmended
Nov 16, 2021 (view filing)8:23 PM ETFeb 25264 daysBriger Peter L JR and 4 othersOther: See Explanation of ResponsesPPurchase+11.0K$2.48+$27.3K+3.8%304.3K afterAmended
Nov 3, 2021 (view filing)5:41 PM ETNov 1-32 days22NW Fund, LP and 4 others10% OwnerPPurchase+244.8K$3.11+$761.0K+1.6%15.9M after3 lots
Oct 27, 2021 (view filing)6:12 PM ETOct 25-272 days22NW Fund, LP and 4 others10% OwnerPPurchase+133.6K$3.09+$413.0K+0.9%15.6M after3 lots
Aug 16, 2021 (view filing)9:45 PM ETAug 12-134 daysBriger Peter L JR and 4 othersOther: See Explanation of ResponsesPPurchase+839.8K$3.97+$3.33M+37.8%3.06M after4 lots
Aug 12, 2021 (view filing)3:30 PM ETAug 12Same day22NW Fund, LP and 4 others10% OwnerPPurchase+3.66M$3.99+$14.6MNew position214.9K after2 lots
Aug 5, 2021 (view filing)4:31 PM ETAug 5Same day22NW Fund, LP and 4 others10% OwnerPPurchase+1.56M$4.40+$6.84M+15.0%11.9M after
Jul 30, 2021 (view filing)10:59 AM ETJul 28-292 days22NW Fund, LP and 4 others10% OwnerPPurchase+237.3K$4.15+$984.4K+2.3%10.4M after2 lots
Jul 16, 2021 (view filing)9:45 PM ETJul 14-162 daysBriger Peter L JR and 4 othersOther: See Explanation of ResponsesPPurchase+59.7K$4.31+$257.5K+19.6%364.0K after3 lots
Jul 16, 2021 (view filing)5:11 PM ETJun 18-Jul 1628 daysLate22NW Fund, LP and 4 others10% OwnerPPurchase+1.71M$4.34+$7.44M+20.4%10.1M after5 lots