Green Bridge Metals Corp (GRBM)

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The most recent insider trading activity occurred on November 18, 2025. Directors Christopher Mackay sold shares, while Director David Suda purchased shares. Earlier in October 2025, Director Mark Thomas Brown also bought shares. These transactions represent a mix of buying and selling by key company personnel.

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Ticker: GRBM Exchange: CNX

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings

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Trades

MACKAY, CHRISTOPHER

Director of Issuer

1 sale — total 8,122 CAD

Sale 18 Nov 2025

Value CA$2,804,840.64 | Price 367.69 | Shares 46,621

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 12,336 CAD

Buy 18 Nov 2025

Value CA$2,176,064.21 | Price 219.45 | Shares 49,486

MACKAY, CHRISTOPHER

Director of Issuer

1 sale — total 1,212 CAD

Sale 17 Nov 2025

Value CA$1,212.00 | Price 0.10 | Shares 12,000

Brown, Mark Thomas

Director of Issuer

1 purchase — total 36,000 CAD

Buy 30 Oct 2025

Value CA$36,000.00 | Price 0.09 | Shares 400,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 7,250 CAD

Buy 31 Jan 2025

Value CA$7,250.00 | Price 0.15 | Shares 50,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 14,000 CAD

Buy 30 Jan 2025

Value CA$14,000.00 | Price 0.14 | Shares 100,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 4,500 CAD

Buy 13 Dec 2024

Value CA$4,500.00 | Price 0.18 | Shares 25,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 4,743 CAD

Buy 12 Dec 2024

Value CA$4,742.50 | Price 0.19 | Shares 25,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 4,500 CAD

Buy 10 Dec 2024

Value CA$4,500.00 | Price 0.18 | Shares 25,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 4,750 CAD

Buy 5 Dec 2024

Value CA$4,750.00 | Price 0.19 | Shares 25,000

Lewis, Tyler

Director of Issuer

1 sale — total 7,250 CAD

Sale 17 Oct 2024

Value CA$7,250.00 | Price 0.29 | Shares 25,000

Balderson, Geoffrey

Senior Officer of Issuer

1 sale — total 28,130 CAD

Sale 16 Oct 2024

Value CA$28,130.00 | Price 0.28 | Shares 100,000

Lewis, Tyler

Director of Issuer

1 sale — total 7,000 CAD

Sale 10 Oct 2024

Value CA$7,000.00 | Price 0.28 | Shares 25,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 12,265 CAD

Buy 30 Apr 2024

Value CA$12,265.00 | Price 0.11 | Shares 110,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 1,760 CAD

Buy 13 Dec 2023

Value CA$1,760.00 | Price 0.08 | Shares 22,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 20,000 CAD

Buy 24 Oct 2023

Value CA$20,000.00 | Price 0.10 | Shares 200,000

Suda, David

Director of Issuer, Senior Officer of Issuer

1 purchase — total 31,500 CAD

Buy 23 Aug 2023

Value CA$31,500.00 | Price 0.03 | Shares 1,050,000

Keep, Gordon

Director or Senior Officer of Insider or Subsidiary of Issuer

2 sales — total 17,640 CAD

Sale 23 Aug 2023

Value CA$6,240.00 | Price 0.03 | Shares 208,000

Sale 23 Aug 2023

Value CA$11,400.00 | Price 0.03 | Shares 380,000

Giustra, Frank

10% Security Holder of Issuer

1 sale — total 21,000 CAD

Sale 23 Aug 2023

Value CA$21,000.00 | Price 0.03 | Shares 700,000

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value
2025-11-26	2025-11-18	S Sale	MACKAY, CHRISTOPHER Director of Issuer Non-Executive Director	46,621 367.69 CA$2,804,841	46,621	367.69	CA$2,804,841
2025-11-19	2025-11-18	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	49,486 +22.4% 219.45 CA$2,176,064	49,486 +22.4%	219.45	CA$2,176,064
2025-11-26	2025-11-17	S Sale	MACKAY, CHRISTOPHER Director of Issuer Non-Executive Director	32,592 +37.8% 486.88 CA$3,740,529	32,592 +37.8%	486.88	CA$3,740,529
2025-10-31	2025-10-30	B Purchase	2.8 Brown, Mark Thomas Director of Issuer Non-Executive Director	400,000 +66.7% 0.09 CA$36,000	400,000 +66.7%	0.09	CA$36,000
2025-02-03	2025-01-31	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	50,000 +2.3% 0.15 CA$7,250	50,000 +2.3%	0.15	CA$7,250
2025-01-31	2025-01-30	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	100,000 +4.8% 0.14 CA$14,000	100,000 +4.8%	0.14	CA$14,000
2024-12-13	2024-12-13	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	25,000 +1.5% 0.18 CA$4,500	25,000 +1.5%	0.18	CA$4,500
2024-12-12	2024-12-12	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	25,000 +1.5% 0.19 CA$4,742	25,000 +1.5%	0.19	CA$4,742
2024-12-10	2024-12-10	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	25,000 +1.6% 0.18 CA$4,500	25,000 +1.6%	0.18	CA$4,500
2024-12-05	2024-12-05	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	25,000 +1.6% 0.19 CA$4,750	25,000 +1.6%	0.19	CA$4,750
2024-10-18	2024-10-17	S Sale	Lewis, Tyler Director of Issuer Non-Executive Director	25,000 0.29 CA$7,250	25,000	0.29	CA$7,250
2024-10-16	2024-10-16	S Sale	4.1 Balderson, Geoffrey Senior Officer of Issuer Officer	100,000 0.28 CA$28,130	100,000	0.28	CA$28,130
2024-10-18	2024-10-10	S Sale	Lewis, Tyler Director of Issuer Non-Executive Director	25,000 -50.0% 0.28 CA$7,000	25,000 -50.0%	0.28	CA$7,000
2024-05-01	2024-04-30	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	110,000 +7.6% 0.11 CA$12,265	110,000 +7.6%	0.11	CA$12,265
2023-12-13	2023-12-13	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	22,000 +1.5% 0.08 CA$1,760	22,000 +1.5%	0.08	CA$1,760
2023-10-25	2023-10-24	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	200,000 +17.4% 0.10 CA$20,000	200,000 +17.4%	0.10	CA$20,000
2023-08-25	2023-08-23	B Purchase	3.5 Suda, David Director of Issuer, Senior Officer of Issuer Executive Director	1,050,000 +1050.0% 0.03 CA$31,500	1,050,000 +1050.0%	0.03	CA$31,500
2023-08-25	2023-08-23	S Sale	3.7 Keep, Gordon Director or Senior Officer of Insider or Subsidiary of Issuer Executive Director	208,000 -58.6% 0.03 CA$6,240	208,000 -58.6%	0.03	CA$6,240
2023-08-25	2023-08-23	S Sale	3.7 Keep, Gordon Director or Senior Officer of Insider or Subsidiary of Issuer Executive Director	380,000 -59.4% 0.03 CA$11,400	380,000 -59.4%	0.03	CA$11,400
2023-08-25	2023-08-23	S Sale	4.1 Giustra, Frank 10% Security Holder of Issuer Large shareholder	700,000 0.03 CA$21,000	700,000	0.03	CA$21,000