i-80 Gold Corp.

Cash and cash equivalents were $464.6 million as of June 30, 2026, a decrease of $49.0 million compared to March 31, 2026, primarily due to cash used in operations of $49.6 million, capital expenditures of $21.5 million primarily driven by the start of the Lone Tree Plant refurbishment project partially offset by a release of restricted cash of $16.9 million and proceeds from warrant exercises.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Lone Tree plant refurbishment capital expenditures are expected to be lower in 2026 than guided, management was conservative in estimating expenditures for Lone Tree during the recapitalization planning process earlier in year to ensure that the Company raised sufficient capital.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

During the three months ended and six months ended June 30, 2026, growth capital expenditures were primarily related to the water treatment plant project.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Sustaining capital expenditures were related primarily to the electrical substation replacement.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Growth capital expenditures for the three and six months ended June 30, 2026 were primarily related to heavy mobile equipment, infrastructure upgrades, power upgrades and mine load centers for the underground.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Capital expenditures for the three months and six months ended June 30, 2026 were primarily related to the refurbishment of the Lone Tree Plant.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Sustainability Advanced community engagement across Northern Nevada by progressing community development, workforce development, and grant funding initiatives, including a joint $300,000 donation with Franco-Nevada Corporation to support development of the first licensed childcare facility in Eureka County, neighboring the Company's Ruby Hill property.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Archimedes expenditures are expected to be higher reflecting a change in strategy for long-term surface infrastructure.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

The underground drill program remained focused on infill drilling to support resource conversion and mine planning.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

For the residual leaching process, management continues to focus on managing ponding, maximizing the area under leach, and optimizing cyanide application rates.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Development during the quarter focused on completion of the exploration drift to establish drilling platforms to access the ongoing definition drilling program for the Ruby Deeps zones at depth.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

This outlook, including expected results and targets, is subject to various risks, uncertainties and assumptions, which may impact future performance and the Company s ability to achieve the results and targets discussed in this section.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Forward-looking statements are necessarily based upon a number of estimates and assumptions that, while considered reasonable by management as at the date of this press release, are inherently subject to significant business, economic and competitive uncertainties and contingencies.

SEC original ↗i-80 Gold Corp. — Earnings release (8-K exhibit)EX-99Aug 10, 2026

Legal Proceedings 47 Item 1A.

SEC original ↗i-80 Gold Corp. — 10-Q Quarterly report10-QAug 10, 2026

By their nature, forward looking statements are subject to numerous risks and uncertainties, some of which are beyond the Company s control, including general economic and industry conditions, volatility of commodity prices, title risks and uncertainties, the ability to access sufficient capital from internal and external sources such as selling assets, restructuring debt or obtaining additional equity capital on terms that may be onerous or highly dilutive.

SEC original ↗i-80 Gold Corp. — 10-Q Quarterly report10-QAug 10, 2026

Additional risks include uncertainties related the refurbishment of the Lone Tree Plant, including cost overruns and construction delays; risks related to third-party toll milling arrangements and processing delays; uncertainties regarding water management and groundwater inflows at Granite Creek; risks related to the conversion of mineral resources and the results of feasibility studies.

SEC original ↗i-80 Gold Corp. — 10-Q Quarterly report10-QAug 10, 2026

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (a) Risks and uncertainties and liquidity As a mining company, the Company s revenue, profitability and future rate of growth are substantially dependent on prevailing metal prices, primarily for gold and silver.

SEC original ↗i-80 Gold Corp. — 10-Q Quarterly report10-QAug 10, 2026