Canada Holding Companies

Stack Capital Group Inc (STCK)

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Stack Capital Group Inc. witnessed significant insider buying over the past ninety days, totaling approximately 1.45 million CAD. Four key executives, including Jeffrey Parks and Jason Meiers, aggressively accumulated shares following the August earnings report. Despite a 45.2% stock price decline, these transactions reflect notable confidence from leadership during this volatile period.
Ticker: STCK Exchange: TOR
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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 Stack Capital Group 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
3.6
Viveiros, Brian Senior Officer of Issuer Officer
Transaction date
Purchase
Price
254.93
Quantity 72,227 +42.5%
Value CA$635,095
3.7
Vaiopoulos, Demetrios Senior Officer of Issuer Officer
Transaction date
Purchase
Price
58.38
Quantity 86,714 +39.7%
Value CA$177,784
3.7
Parks, Jeffrey Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Purchase
Price
298.93
Quantity 38,700 -38.3%
Value CA$4,404,533
2.9
Meiers, Jason Senior Officer of Issuer Officer
Transaction date
Purchase
Price
17.10
Quantity 1,000 +0.3%
Value CA$100,000
3.6
Viveiros, Brian Senior Officer of Issuer Officer
Transaction date
Purchase
Price
16.66
Quantity 1,000 +1.2%
Value CA$100,000
3.7
Vaiopoulos, Demetrios Senior Officer of Issuer Officer
Transaction date
Purchase
Price
16.66
Quantity 1,000 +1.2%
Value CA$100,000
3.7
Parks, Jeffrey Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Purchase
Price
16.66
Quantity 1,000 +1.2%
Value CA$100,000
2.9
Meiers, Jason Senior Officer of Issuer Officer
Transaction date
Purchase
Price
16.66
Quantity 1,000 +1.2%
Value CA$100,000
3.6
Viveiros, Brian Senior Officer of Issuer Officer
Transaction date
Purchase
Price
16.96
Quantity 1,000 +1.1%
Value CA$100,000
3.7
Vaiopoulos, Demetrios Senior Officer of Issuer Officer
Transaction date
Purchase
Price
16.96
Quantity 1,000 +1.1%
Value CA$100,000
3.7
Parks, Jeffrey Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Purchase
Price
16.96
Quantity 1,000 +1.1%
Value CA$100,000
2.9
Meiers, Jason Senior Officer of Issuer Officer
Transaction date
Purchase
Price
16.96
Quantity 1,000 +1.1%
Value CA$100,000
3.7
Vaiopoulos, Demetrios Senior Officer of Issuer Officer
Transaction date
Purchase
Price
16.93
Quantity 1,000 +2.4%
Value CA$100,000
3.7
Parks, Jeffrey Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Purchase
Price
16.75
Quantity 1,000 +30.2%
Value CA$100,000
2.9
Meiers, Jason Senior Officer of Issuer Officer
Transaction date
Purchase
Price
17.25
Quantity 1,000 +4.2%
Value CA$100,000
3.6
Viveiros, Brian Senior Officer of Issuer Officer
Transaction date
Purchase
Price
17.65
Quantity 1,000 +0.1%
Value CA$100,000
3.7
Vaiopoulos, Demetrios Senior Officer of Issuer Officer
Transaction date
Purchase
Price
17.65
Quantity 1,000 +0.1%
Value CA$100,000
3.7
Parks, Jeffrey Director of Issuer, Senior Officer of Issuer Executive Director
Transaction date
Purchase
Price
17.65
Quantity 1,000 +0.1%
Value CA$100,000
2.9
Meiers, Jason Senior Officer of Issuer Officer
Transaction date
Purchase
Price
17.65
Quantity 1,000 +0.1%
Value CA$100,000
2.9
Meiers, Jason Senior Officer of Issuer Officer
Transaction date
Purchase
Price
17.25
Quantity 1,400 +1.8%
Value CA$24,150
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-26 2026-08-25 B Purchase
3.6
Viveiros, Brian

Senior Officer of Issuer

Officer
72,227 +42.5%
254.93
CA$635,095 		72,227 +42.5% 254.93 CA$635,095
2026-08-26 2026-08-25 B Purchase
3.7
Vaiopoulos, Demetrios

Senior Officer of Issuer

Officer
86,714 +39.7%
58.38
CA$177,784 		86,714 +39.7% 58.38 CA$177,784
2026-08-26 2026-08-25 B Purchase
3.7
Parks, Jeffrey

Director of Issuer, Senior Officer of Issuer

Executive Director
38,700 -38.3%
298.93
CA$4,404,533 		38,700 -38.3% 298.93 CA$4,404,533
2026-08-26 2026-08-25 B Purchase
2.9
Meiers, Jason

Senior Officer of Issuer

Officer
1,000 +0.3%
17.10
CA$100,000 		1,000 +0.3% 17.10 CA$100,000
2026-08-25 2026-08-24 B Purchase
3.6
Viveiros, Brian

Senior Officer of Issuer

Officer
1,000 +1.2%
16.66
CA$100,000 		1,000 +1.2% 16.66 CA$100,000
2026-08-25 2026-08-24 B Purchase
3.7
Vaiopoulos, Demetrios

Senior Officer of Issuer

Officer
1,000 +1.2%
16.66
CA$100,000 		1,000 +1.2% 16.66 CA$100,000
2026-08-25 2026-08-24 B Purchase
3.7
Parks, Jeffrey

Director of Issuer, Senior Officer of Issuer

Executive Director
1,000 +1.2%
16.66
CA$100,000 		1,000 +1.2% 16.66 CA$100,000
2026-08-25 2026-08-24 B Purchase
2.9
Meiers, Jason

Senior Officer of Issuer

Officer
1,000 +1.2%
16.66
CA$100,000 		1,000 +1.2% 16.66 CA$100,000
2026-08-24 2026-08-21 B Purchase
3.6
Viveiros, Brian

Senior Officer of Issuer

Officer
1,000 +1.1%
16.96
CA$100,000 		1,000 +1.1% 16.96 CA$100,000
2026-08-24 2026-08-21 B Purchase
3.7
Vaiopoulos, Demetrios

Senior Officer of Issuer

Officer
1,000 +1.1%
16.96
CA$100,000 		1,000 +1.1% 16.96 CA$100,000
2026-08-24 2026-08-21 B Purchase
3.7
Parks, Jeffrey

Director of Issuer, Senior Officer of Issuer

Executive Director
1,000 +1.1%
16.96
CA$100,000 		1,000 +1.1% 16.96 CA$100,000
2026-08-24 2026-08-21 B Purchase
2.9
Meiers, Jason

Senior Officer of Issuer

Officer
1,000 +1.1%
16.96
CA$100,000 		1,000 +1.1% 16.96 CA$100,000
2026-08-21 2026-08-21 B Purchase
3.7
Vaiopoulos, Demetrios

Senior Officer of Issuer

Officer
1,000 +2.4%
16.93
CA$100,000 		1,000 +2.4% 16.93 CA$100,000
2026-08-21 2026-08-21 B Purchase
3.7
Parks, Jeffrey

Director of Issuer, Senior Officer of Issuer

Executive Director
1,000 +30.2%
16.75
CA$100,000 		1,000 +30.2% 16.75 CA$100,000
2026-08-21 2026-08-20 B Purchase
2.9
Meiers, Jason

Senior Officer of Issuer

Officer
1,000 +4.2%
17.25
CA$100,000 		1,000 +4.2% 17.25 CA$100,000
2026-08-21 2026-08-19 B Purchase
3.6
Viveiros, Brian

Senior Officer of Issuer

Officer
1,000 +0.1%
17.65
CA$100,000 		1,000 +0.1% 17.65 CA$100,000
2026-08-21 2026-08-19 B Purchase
3.7
Vaiopoulos, Demetrios

Senior Officer of Issuer

Officer
1,000 +0.1%
17.65
CA$100,000 		1,000 +0.1% 17.65 CA$100,000
2026-08-21 2026-08-19 B Purchase
3.7
Parks, Jeffrey

Director of Issuer, Senior Officer of Issuer

Executive Director
1,000 +0.1%
17.65
CA$100,000 		1,000 +0.1% 17.65 CA$100,000
2026-08-21 2026-08-19 B Purchase
2.9
Meiers, Jason

Senior Officer of Issuer

Officer
1,000 +0.1%
17.65
CA$100,000 		1,000 +0.1% 17.65 CA$100,000
2026-08-19 2026-08-19 B Purchase
2.9
Meiers, Jason

Senior Officer of Issuer

Officer
1,400 +1.8%
17.25
CA$24,150 		1,400 +1.8% 17.25 CA$24,150
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