Northwest Copper provides Update on $10 Million Best Efforts Financing

Press Release

TORONTO, April 20, 2026 – NorthWest Copper (“NorthWest” or the “Company”) (TSX-V: NWST) announces that it has received indicative orders in excess of $10 million in connection with the brokered “best-efforts” financing announced on April 13, 2026 (the “Offering”), with Stifel Nicolaus Canada Inc. (“Stifel Canada”) and Canaccord Genuity (together with Stifel Canada, the “Agents”).

Based on the expressions of interest, particularly for the flow-through shares, the Company has updated the terms of the flow through portion of the Offering, with the Offering now consisting of the following securities (“Offered Securities”):

Hard dollar units (the “HD Units”) will be sold at a price of $0.35 per HD Unit, with a minimum total amount of $3 million,
Charity flow-through units (the “CFT Units”) will be sold at a price of $0.515 per CFT Unit, and
Flow-through units (the “FT Units”) will be sold at a price of $0.41 per FT Unit.

The final number of HD Units, CFT Units and FT Units will be finalized by the Agent based on allocations of indicative orders and demand. Each HD Unit, CFT Unit and FT Unit will consist of one common share (“Common Share”) of the Company and one-half of one Common Share purchase warrant (each whole warrant, a “Warrant”). Each Warrant entitles the holder to purchase one Common Share at an exercise price of $0.45 for a period of 24 months following closing of the Offering.

The Agents continue to maintain an option to sell up to an additional 15% of the aggregate amount of the Offered Securities (the “Agents’ Option”), on the same terms and conditions of the Offering. The Agents’ Option will be exercisable, in whole or in part to offer additional Hard Dollar Units, FT Units or Charity FT Units in any combination, at any time up until 48 hours prior to the closing of the Offering. Assuming $11.5 million, including the full exercise of the Agents’ Option of $1.5 million, is comprised of HD Units, the maximum number of Common Shares and Warrants that could be issued is 32,857,142 Common Shares and 16,428,571 Warrants.

The securities described herein have not been, and will not be, registered under the United States Securities Act of 1933, as amended (the “1933 Act”) or any state securities laws and may not be offered or sold within the United States or to, or for account or benefit of, U.S. Persons (as defined in Regulation S under the 1933 Act) unless registered under the 1933 Act and applicable state securities laws, or an exemption from such registration requirements is available.

Atrium Research:

The Company also announces that it has engaged the services of Atrium Research Corporation (“Atrium”), a leading company sponsored research firm, based out of Toronto, Ontario. Atrium will deliver a range of research services to the Company based on based on publicly available information, industry data, and discussions with management to present the investment case to potential investors.

In exchange for its research services, Atrium will receive cash compensation in the amount of $12,000 per quarter. The services will be provided for an initial 12-month term effective March 1, 2026, and may be extended on a quarter-to-quarter basis at $12,000 per quarter, unless terminated. No shares or options are issuable to Atrium or its insiders as part of this engagement. This engagement is subject to TSXV approval.

Atrium, its insiders and the Company are arm’s-length parties. Atrium and its insiders have no present interest, directly or indirectly, in the Company or its securities, and no right or intent to acquire such an interest.

Atrium Research provides institutional quality company sponsored research on public equities in North America. Its investment philosophy takes a 3-5 year view on equities currently being overlooked by the market. Its research process emphasizes understanding the key performance metrics for each specific company, trustworthy management teams, and an in-depth valuation analysis. Atrium Research is wholly owned and operated by its Co-Founders, Ben Pirie and Nicholas Cortellucci.

About NorthWest Copper:

NorthWest is a copper-gold exploration and development company with a pipeline of advanced and early-stage projects in British Columbia, including Kwanika-Stardust, Lorraine-Top Cat and East Niv. With a robust portfolio in an established mining jurisdiction, NorthWest is well positioned to participate fully in strengthening global copper and gold markets. The Company is committed to responsible mineral exploration, working collaboratively with First Nations to help ensure future development incorporates stewardship best practices and respects traditional land use. Additional information can be found on the Company’s website at www.northwestcopper.ca .

On Behalf of NorthWest Copper Corp.

“Paul Olmsted”
CEO, NorthWest Copper

For further information, please contact: 416-457-3333, info@northwestcopper.ca

IBF4