Canada Professional & Commercial Services

Northstar Clean Technologies Inc (ROOF)

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Northstar Clean Technologies recorded one insider purchase totaling 2,325 CAD over the past ninety days. Director James Corey Borkowski executed this acquisition. This activity follows a period where the firm reported negative earnings results. The stock price currently trades near its fifty-two-week low, reflecting recent market performance trends.
Ticker: ROOF 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 Northstar Clean 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
3.3
Borkowski, James Corey Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
422.03
Quantity 3,289 -22.4%
Value CA$1,072,583
3.3
Borkowski, James Corey Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
223.16
Quantity 70,739 +46.5%
Value CA$246,226
1.7
Currie, Neil Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
329.12
Quantity 89,970 +17.1%
Value CA$2,452,469
3.3
Borkowski, James Corey Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.20
Quantity 20,000 +1.3%
Value CA$4,000
1.7
Currie, Neil Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.19
Quantity 41,000 +2.1%
Value CA$7,790
3.3
Borkowski, James Corey Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.20
Quantity 15,000 +1.0%
Value CA$3,000
1.7
Currie, Neil Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.22
Quantity 26,500 +1.4%
Value CA$5,698
1.7
Currie, Neil Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.21
Quantity 73,500 +4.2%
Value CA$15,435
3.0
mills, aidan Senior Officer of Issuer Officer
Transaction date
Sale
Price
0.33
Quantity 73,393 -3.3%
Value CA$23,985
3.0
Johnson, Gordon Henry Joseph Johnson Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.33
Quantity 57,558
Value CA$18,810
3.0
Johnson, Gordon Henry Joseph Johnson Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Sale
Price
0.32
Quantity 85,000 -5.5%
Value CA$27,106
1.7
Currie, Neil Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.33
Quantity 50,000 +2.9%
Value CA$16,500
3.0
mills, aidan Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.30
Quantity 166,666 +8.9%
Value CA$50,000
1.4
Gingrich, Sarah Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.30
Quantity 33,333
Value CA$10,000
1.7
Currie, Neil Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.30
Quantity 333,500 +24.1%
Value CA$100,050
3.3
Borkowski, James Corey Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.30
Quantity 83,333 +6.0%
Value CA$25,000
1.3
Phaneuf, Gregory Gerald Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.30
Quantity 83,333
Value CA$25,000
Chiu, Patrick Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.30
Quantity 83,333
Value CA$25,000
1.4
Gingrich, Sarah Senior Officer of Issuer Officer
Transaction date
Purchase
Price
0.38
Quantity 2,700
Value CA$1,026
1.7
Currie, Neil Director of Issuer Non-Executive Director
Transaction date
Purchase
Price
0.38
Quantity 50,000 +3.8%
Value CA$19,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-07-13 2026-07-08 B Purchase
3.3
Borkowski, James Corey

Director of Issuer

Non-Executive Director
3,289 -22.4%
422.03
CA$1,072,583 		3,289 -22.4% 422.03 CA$1,072,583
2026-05-06 2026-04-27 B Purchase
3.3
Borkowski, James Corey

Director of Issuer

Non-Executive Director
70,739 +46.5%
223.16
CA$246,226 		70,739 +46.5% 223.16 CA$246,226
2026-04-24 2026-04-24 B Purchase
1.7
Currie, Neil

Director of Issuer

Non-Executive Director
89,970 +17.1%
329.12
CA$2,452,469 		89,970 +17.1% 329.12 CA$2,452,469
2026-04-23 2026-04-23 B Purchase
3.3
Borkowski, James Corey

Director of Issuer

Non-Executive Director
20,000 +1.3%
0.20
CA$4,000 		20,000 +1.3% 0.20 CA$4,000
2026-04-22 2026-04-20 B Purchase
1.7
Currie, Neil

Director of Issuer

Non-Executive Director
41,000 +2.1%
0.19
CA$7,790 		41,000 +2.1% 0.19 CA$7,790
2026-04-23 2026-04-17 B Purchase
3.3
Borkowski, James Corey

Director of Issuer

Non-Executive Director
15,000 +1.0%
0.20
CA$3,000 		15,000 +1.0% 0.20 CA$3,000
2026-04-16 2026-04-13 B Purchase
1.7
Currie, Neil

Director of Issuer

Non-Executive Director
26,500 +1.4%
0.22
CA$5,698 		26,500 +1.4% 0.22 CA$5,698
2026-04-16 2026-04-13 B Purchase
1.7
Currie, Neil

Director of Issuer

Non-Executive Director
73,500 +4.2%
0.21
CA$15,435 		73,500 +4.2% 0.21 CA$15,435
2025-09-26 2025-09-22 S Sale
3.0
mills, aidan

Senior Officer of Issuer

Officer
73,393 -3.3%
0.33
CA$23,985 		73,393 -3.3% 0.33 CA$23,985
2025-09-25 2025-09-22 S Sale
3.0
Johnson, Gordon Henry Joseph Johnson

Director of Issuer, Senior Officer of Issuer

Executive Director
57,558
0.33
CA$18,810 		57,558 0.33 CA$18,810
2025-09-13 2025-08-26 S Sale
3.0
Johnson, Gordon Henry Joseph Johnson

Director of Issuer, Senior Officer of Issuer

Executive Director
85,000 -5.5%
0.32
CA$27,106 		85,000 -5.5% 0.32 CA$27,106
2025-08-14 2025-08-14 B Purchase
1.7
Currie, Neil

Director of Issuer

Non-Executive Director
50,000 +2.9%
0.33
CA$16,500 		50,000 +2.9% 0.33 CA$16,500
2025-07-29 2025-07-25 B Purchase
3.0
mills, aidan

Senior Officer of Issuer

Officer
166,666 +8.9%
0.30
CA$50,000 		166,666 +8.9% 0.30 CA$50,000
2025-07-28 2025-07-25 B Purchase
1.4
Gingrich, Sarah

Senior Officer of Issuer

Officer
33,333
0.30
CA$10,000 		33,333 0.30 CA$10,000
2025-07-28 2025-07-25 B Purchase
1.7
Currie, Neil

Director of Issuer

Non-Executive Director
333,500 +24.1%
0.30
CA$100,050 		333,500 +24.1% 0.30 CA$100,050
2025-07-28 2025-07-25 B Purchase
3.3
Borkowski, James Corey

Director of Issuer

Non-Executive Director
83,333 +6.0%
0.30
CA$25,000 		83,333 +6.0% 0.30 CA$25,000
2025-07-25 2025-07-25 B Purchase
1.3
Phaneuf, Gregory Gerald

Senior Officer of Issuer

Officer
83,333
0.30
CA$25,000 		83,333 0.30 CA$25,000
2025-07-25 2025-07-25 B Purchase
Chiu, Patrick

Director of Issuer

Non-Executive Director
83,333
0.30
CA$25,000 		83,333 0.30 CA$25,000
2025-05-12 2025-05-07 B Purchase
1.4
Gingrich, Sarah

Senior Officer of Issuer

Officer
2,700
0.38
CA$1,026 		2,700 0.38 CA$1,026
2025-01-15 2025-01-15 B Purchase
1.7
Currie, Neil

Director of Issuer

Non-Executive Director
50,000 +3.8%
0.38
CA$19,000 		50,000 +3.8% 0.38 CA$19,000
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