Mr. Scott Lendrum reports

GIGA METALS ANNOUNCES FINAL CLOSING AND INCREASE OF NON-BROKERED PRIVATE PLACEMENT

Giga Metals Corp. has completed its private placement announced on April 15, 2026. Due to demand, the initial private placement has been further increased to 17,811,000 units at a price of eight cents per share for gross proceeds of $1,425,000.

Each unit consists of one common share of the company and one non-transferable share purchase warrant. Each whole warrant will be exercisable into one common share of the company at an exercise price of 15 cents, for a period of three years, expiring April 30, 2029, and June 2, 2029, respectively. The securities issued have a hold period expiring four months plus one day after issuance, being Aug. 31, 2026, and Oct. 5, 2026.

"On behalf of Giga, we want to welcome new shareholders as well as thank our existing shareholders for their continued support. Giga Metals is well funded to advance exploration at Turnagain and our ongoing strategic partnership discussions," said chief executive officer Scott Lendrum. "The next phase of our geophysics program is scheduled to kick off next month and we are anticipating a busy summer at site as we continue to evaluate the potential of the Attic zone at Turnagain."

Finders' fees were paid on 10,457,500 units for a total of $58,562 in cash plus a total of 732,025 finders' warrants. Each finder's warrant is exercisable into one common share of the company at a price of eight cents per common share for a period of three years from the date of issuance, being April 30, 2029, and June 2, 2029, respectively.

The proceeds of the private placement will be used to advance development activities at the Turnagain project, for exploration activities at Turnagain focusing on the Attic zone, and for general corporate purposes.

No control blocks were created as a result of this private placement.

About Giga Metals Corp.

Giga Metals' core asset is the Turnagain project, located in Northern British Columbia, which contains one of the few significant undeveloped sulphide nickel and cobalt resources in the world. Turnagain is held in Hard Creek Nickel, a subsidiary owned jointly by Giga Metals and Mitsubishi Corp. The prefeasibility study was released in October, 2023. The Turnagain ultramafic complex is also prospective for copper, platinum and palladium mineralization in the Attic zone, an area adjacent to the known nickel resource.

We seek Safe Harbor.