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Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Significant Increase to North Island Resource Estimate

Thu, 06 Aug 2026 06:57:00 -0400

Contained Metal in Indicated Resources Increased to 10.1 billion lbs Cu Eq. or 16.2 million oz Au Eq.

All dollar figures are C$ unless otherwise stated

Highlights:

Increased Indicated Resources by 330 million tonnes (+36%), adding 685 million lbs Cu (+22%) and 1.8 million oz Au (+26%) in contained metal
60% increase in contained Cu Eq. metal in Indicated Resources
Exceeded resource objectives at West Goodspeed
- Addition of 113.1 million tonnes of Indicated Resources containing 873 million lbs Cu Eq. or 1.2 million oz Au Eq.
Successful resource conversion at Northwest Expo and expansion of the resource along strike, which remains open to the

Northisle Announces Results of Annual General Meeting

Mon, 29 Jun 2026 07:30:00 -0400

VANCOUVER, British Columbia--(BUSINESS WIRE)-- Northisle Copper and Gold Inc. (TSX-V: NCX, OTCQX: NTCPF) (“Northisle” or the “Company”) is pleased to announce that all the proposed resolutions at its Annual General Meeting of Shareholders were duly passed by an overwhelming majority of shareholders.

The results for each of the matters voted upon at the meeting are set out below:

RESOLUTION	VOTES FOR	% FOR
RESOLUTION	VOTES FOR	% FOR
RESOLUTION	VOTES FOR	% FOR
RESOLUTION	VOTES FOR	% FOR
RESOLUTION	VOTES FOR	% FOR
RESOLUTION	VOTES FOR	% FOR
RESOLUTION	VOTES FOR	% FOR