Canada Healthcare Equipment & Supplies

Theralase Technologies Inc (TLT)

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Theralase Technologies Inc. insiders have exclusively executed buy orders recently. Four individuals acquired shares during the last ninety days, totaling five transactions. This activity follows the August 2026 earnings report, occurring amidst a period where the stock price declined by 27.1 percent, currently trading near its annual low.
Ticker: TLT Exchange: CVE
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Theralase Technologies Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.8
Dumoulin-White, Roger John 10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer Executive Director Large shareholder
Transaction date
Purchase
Price
255.83
Quantity 85,648 -50.0%
Value CA$2,547,316
2.5
Perraton, Matthew Thomas Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
225.47
Quantity 89,251 +20.8%
Value CA$423,709
3.6
Mandel, Arkady Senior Officer of Issuer Officer
Transaction date
Purchase
Price
60.61
Quantity 15,849 -1.5%
Value CA$2,204,856
3.9
Hachey, Kristina Maria Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.24
Quantity 29,000 +0.9%
Value CA$6,960
3.8
Dumoulin-White, Roger John 10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer Executive Director Large shareholder
Transaction date
Purchase
Price
0.24
Quantity 31,250 +0.3%
Value CA$7,500
2.0
Lbiati, Kaouthar Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.24
Quantity 65,973
Value CA$15,834
1.3
Bruder, Randall Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.24
Quantity 20,900 +1.2%
Value CA$5,016
2.5
Perraton, Matthew Thomas Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.24
Quantity 11,000 +7.2%
Value CA$2,640
3.6
Mandel, Arkady Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.24
Quantity 11,000 +2.3%
Value CA$2,640
3.9
Hachey, Kristina Maria Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.24
Quantity 11,000 +0.3%
Value CA$2,640
3.8
Dumoulin-White, Roger John 10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer Executive Director Large shareholder
Transaction date
Purchase
Price
0.24
Quantity 25,000 +0.2%
Value CA$6,000
2.5
Perraton, Matthew Thomas Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.26
Quantity 2,600
Value CA$676
3.6
Mandel, Arkady Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.26
Quantity 94,000 +24.2%
Value CA$24,440
3.9
Hachey, Kristina Maria Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.26
Quantity 47,200
Value CA$12,272
3.8
Dumoulin-White, Roger John 10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer Executive Director Large shareholder
Transaction date
Purchase
Price
0.26
Quantity 684,000 +5.9%
Value CA$177,840
3.9
Hachey, Kristina Maria Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.20
Quantity 130,000 +4.2%
Value CA$26,000
2.0
Lbiati, Kaouthar Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.20
Quantity 68,600 +61.3%
Value CA$13,720
2.0
Lbiati, Kaouthar Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.30
Quantity 68,600 +158.3%
Value CA$20,580
2.5
Perraton, Matthew Thomas Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.20
Quantity 51,200 +56.3%
Value CA$10,240
3.6
Mandel, Arkady Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.20
Quantity 50,000 +14.8%
Value CA$10,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-27 2026-08-27 B Purchase
3.8
Dumoulin-White, Roger John

10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer

Executive Director Large shareholder
85,648 -50.0%
255.83
CA$2,547,316 		85,648 -50.0% 255.83 CA$2,547,316
2026-08-25 2026-08-24 B Purchase
2.5
Perraton, Matthew Thomas

Director of Issuer

Non-Executive Director
89,251 +20.8%
225.47
CA$423,709 		89,251 +20.8% 225.47 CA$423,709
2026-08-25 2026-08-24 B Purchase
3.6
Mandel, Arkady

Senior Officer of Issuer

Officer
15,849 -1.5%
60.61
CA$2,204,856 		15,849 -1.5% 60.61 CA$2,204,856
2026-08-25 2026-08-24 B Purchase
3.9
Hachey, Kristina Maria

Senior Officer of Issuer

Officer
29,000 +0.9%
0.24
CA$6,960 		29,000 +0.9% 0.24 CA$6,960
2026-08-25 2026-08-24 B Purchase
3.8
Dumoulin-White, Roger John

10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer

Executive Director Large shareholder
31,250 +0.3%
0.24
CA$7,500 		31,250 +0.3% 0.24 CA$7,500
2026-05-24 2026-05-20 B Purchase
2.0
Lbiati, Kaouthar

Director of Issuer

Non-Executive Director
65,973
0.24
CA$15,834 		65,973 0.24 CA$15,834
2026-05-21 2026-05-20 B Purchase
1.3
Bruder, Randall

Director of Issuer

Non-Executive Director
20,900 +1.2%
0.24
CA$5,016 		20,900 +1.2% 0.24 CA$5,016
2026-05-20 2026-05-20 B Purchase
2.5
Perraton, Matthew Thomas

Director of Issuer

Non-Executive Director
11,000 +7.2%
0.24
CA$2,640 		11,000 +7.2% 0.24 CA$2,640
2026-05-20 2026-05-20 B Purchase
3.6
Mandel, Arkady

Senior Officer of Issuer

Officer
11,000 +2.3%
0.24
CA$2,640 		11,000 +2.3% 0.24 CA$2,640
2026-05-20 2026-05-20 B Purchase
3.9
Hachey, Kristina Maria

Senior Officer of Issuer

Officer
11,000 +0.3%
0.24
CA$2,640 		11,000 +0.3% 0.24 CA$2,640
2026-05-20 2026-05-20 B Purchase
3.8
Dumoulin-White, Roger John

10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer

Executive Director Large shareholder
25,000 +0.2%
0.24
CA$6,000 		25,000 +0.2% 0.24 CA$6,000
2026-04-10 2026-04-10 B Purchase
2.5
Perraton, Matthew Thomas

Director of Issuer

Non-Executive Director
2,600
0.26
CA$676 		2,600 0.26 CA$676
2026-04-10 2026-04-10 B Purchase
3.6
Mandel, Arkady

Senior Officer of Issuer

Officer
94,000 +24.2%
0.26
CA$24,440 		94,000 +24.2% 0.26 CA$24,440
2026-04-10 2026-04-10 B Purchase
3.9
Hachey, Kristina Maria

Senior Officer of Issuer

Officer
47,200
0.26
CA$12,272 		47,200 0.26 CA$12,272
2026-04-10 2026-04-10 B Purchase
3.8
Dumoulin-White, Roger John

10% Security Holder of Issuer, Director of Issuer, Senior Officer of Issuer

Executive Director Large shareholder
684,000 +5.9%
0.26
CA$177,840 		684,000 +5.9% 0.26 CA$177,840
2025-07-31 2025-07-28 B Purchase
3.9
Hachey, Kristina Maria

Senior Officer of Issuer

Officer
130,000 +4.2%
0.20
CA$26,000 		130,000 +4.2% 0.20 CA$26,000
2025-06-23 2025-06-17 B Purchase
2.0
Lbiati, Kaouthar

Director of Issuer

Non-Executive Director
68,600 +61.3%
0.20
CA$13,720 		68,600 +61.3% 0.20 CA$13,720
2025-06-23 2025-06-17 B Purchase
2.0
Lbiati, Kaouthar

Director of Issuer

Non-Executive Director
68,600 +158.3%
0.30
CA$20,580 		68,600 +158.3% 0.30 CA$20,580
2025-06-17 2025-06-17 B Purchase
2.5
Perraton, Matthew Thomas

Director of Issuer

Non-Executive Director
51,200 +56.3%
0.20
CA$10,240 		51,200 +56.3% 0.20 CA$10,240
2025-06-17 2025-06-17 B Purchase
3.6
Mandel, Arkady

Senior Officer of Issuer

Officer
50,000 +14.8%
0.20
CA$10,000 		50,000 +14.8% 0.20 CA$10,000
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