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TAU.V ·

Thesis Gold Drills 89.3 Metres of 1.10 Grams per Tonne Gold to Extend Mineralization at the Bingo Zone

Drill Results

Thesis Gold Inc.

1075 West Georgia, Suite 1050

Vancouver, BC

Canada, V6E 3C9

Thesis Gold Drills 89.3 Metres of 1.10 Grams per Tonne Gold to

Extend Mineralization at the Bingo Zone

Vancouver, British Columbia -- (Oct 06, 2025) – Thesis Gold Inc. ("Thesis" or the "Company") (TSXV:

TAU | WKN: A3EP87 | OTCQX: THSGF) is pleased to announce the first drill results of the 2025 season

alongside the completion of a 86 line-kilometers (line-km) Induced Polarization (IP) geophysical survey at

its 100%-owned, road-accessible Lawyers-Ranch Project in the Toodoggone mining district of northern

British Columbia.

As part of this exploration season the Company concentrated on follow-up resource expansion at the Bingo

zone (see February 18, 2025 news release) while also advancing the understanding of new and previously

untested targets through additional geophysical surveys and drilling (Figure 1). These efforts build on the

strong economics outlined in the 2024 Preliminary Economic Assessment ( the 2024 PEA; Church et al.,

October 16, 2024), which demonstrated a strong after-tax NPV (5%) of C$1.28 billion, an IRR of 35.2%,

and a 2.0-year payback period at US$1,930 gold and US$24 silver (see September 5, 2024 news release).

Importantly, drill results such as those reported here not only expand the resource zones but also provide

the opportunity to evaluate whether Ranch ounces, which were scheduled late in the mine plan in the PEA,

could be brought forward. Bringing this mate rial earlier into the mine plan has the potential to enhance

project economics, improve payback, and further strengthen the overall development case.

The Company’s current work highlights the significant exploration and expansion potential that exists

within this established economic framework. Updated project economics are expected in Q4 2025 with the

results of a Prefeasibility Study (the 2025 PFS) led by Ausenco Engineering Canada ULC.

Highlights

• Resource Expansion at Bingo

o Drillhole 25BNGDD001 intersected 0.73 grams per tonne gold (g/t Au) , 2.17 g/t silver

(Ag), and 0.35% copper (Cu) over 13.61 metres (m) beginning at 140.39 m downhole ,

immediately below a new zone first observed during geotechnical drilling in 2024 (see

February 18, 2025 news release). This hole also contains a deeper, 1.90 m interval of 80.02

g/t Ag and 0.47% Cu beginning at 286.10 m. This is a unique mineralization signature

compared to other parts of the Bingo zone.

o Drillhole 25BNGDD002 intersected 89.30 m of 1.10 g/t Au from surface.

o This intercept includes an interval of 12.00 m of 2.31 g/t Au, 3.47 g/t Ag, and 0.24% Cu

beginning at 71.00 m downhole.

 Mineralization in t his hole extends 30 m beyond the currently modeled

mineral resource domains. The hole was abandoned, ending in mineralization

due to ground conditions, further emphasizing the expansion potential of the Bingo

resource.

• New Geophysical Data provide important context for untested targets that had previously been

defined solely by surface geochemical footprint.

o Simcoe Geoscience was contracted to complete a 2D induced polarization (IP) survey,

covering 86.1 line-km across the area outlined in Figure 1. This work has also led to the

discovery of several compelling new targets, the details of which will be highlighted in a

forthcoming release.

• The 2025 PFS initiated in January 2025 is on track for release later this fall.

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Ewan Webster, President and CEO, shared, “Our work at Ranch this year continues to under score the

project’s potential beyond what is captured in the 2024 PEA. Drilling at Bingo emphasizes that there is still

room for growth in the Ranch portion of the resource. In addition, the IP survey has opened up an entirely

new perspective on the central portion of Ranch. This region stands out as a compelling area for discovery

in an area where exploration efforts have previously taken a backseat.”

Figure 1 – Oblique view of the Ranch area showing resource zones, targets, and the coverage of the 2025 IP survey.

The area of Figure 2 is outlined in black.

Bingo Zone Drilling Expands High-Sulfidation Mineralization

Drilling at the Bingo Zone was designed to accomplish multiple goals including: 1) expanding upon results

from previous drill program s, and 2) metallurgical sampling within a known resource area (Figure 2) .

Drillhole 25BGNDD001 intersected chlorite– sericite–altered volcanic rocks, overprinted by domains of

silica dickite alteration and crosscut by abundant mineralized anhydrite and barite veins. This style of

alteration and mineralization occur in proximity to vuggy silica zones within the high-sulfidation epithermal

system. Quartz–carbonate veins with elevated silver, copper, and zinc were intersected at 286.1 m downhole

(1.90 m of 80.02 g/t Ag and 0.47% Cu) . This style of alteration and mineralization is characteristic of

intermediate-sulfidation systems highlighting the potential for a high -grade precious - and base-metal

opportunity underlying the high-sulfidation domain that drives the Mineral Resource at Bingo.

Drillhole 25BNGDD002 intersected a broad, nearly 90 m, zone of intensely developed vuggy and leached

silica that is locally overprinted by dickite–alunite alteration. These alteration signatures are characteristic

of a high sulfidation epithermal system. Mineralization consists of gold- and silver-bearing copper sulfides

and sooty sulfides that infill vugs and fracture networks. These results demonstrate the continuity of

mineralization westward of the domains that form the existing Mineral Resource by >30 m (Fig. 3) . This

result further demonstrates the robust nature of the Bingo system and points to areas to continue building

on the Mineral Resource base.

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Figure 2 – Oblique view of the Bingo Zone.

Figure 3 – Cross section showing results from drilling. Line of section is outlined in Figure 2.

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Table 1 – 2025 Assay highlights from drilling at Bingo Zone.

Hole ID From (m) To (m) Interval* (m) Au (g/t) Ag (g/t) Cu (%)

25BNGDD001

140.39 154.00 13.61 0.73 2.17 0.35

incl. 141.37 143.52 2.15 2.26 7.63 1.56

and 199.45 205.45 6.00 0.79 3.26 0.11

incl. 202.45 205.45 3.00 1.23 3.96 0.17

and 286.10 288.00 1.90 80.02 0.47

incl. 286.10 286.86 0.76 111.16 0.78

25BNGDD002

1.37 90.67 89.30 1.10 3.03 0.07

incl. 29.00 34.72 5.72 2.18 8.02 0.03

and

incl. 71.00 83.00 12.00 2.31 3.47 0.24

incl. 71.00 72.50 1.50 4.22 1.72 0.19

25BNGDD003 No Significant Results

*Intervals represent core length.

Quality Assurance and Control

Samples were analyzed at Bureau Veritas Minerals Laboratories in Vancouver, Canada (an ISO/IEC 17025-

accredited facility). The sampling program was undertaken by Company personnel under the direction of

Andrew Turner, P.Geol. A secure chain of custody is maintained in transporting and storing of all samples.

Gold was assayed using a fire assay with atomic emission spectrometry.

The technical content of this news release has been reviewed and approved by Michael Dufresne, M.Sc,

P.Geol., P.Geo., a non-independent qualified person as defined by National Instrument 43-101.

The Company also announces that it entered into a market promotion agreement (the Agreement) with

Epstein Research (Peter Epstein, or Epstein), pursuant to which Epstein will provide advertising services

to Thesis in consideration for an aggregate of US$12 ,000 at a rate of US$2, 000 per month for an initial

term of six (6) months from May 15, 2025 to November 15, 2025. The Company has the right to renew the

Agreement for an additional six month-term, subject to the approval of the TSXV. In accordance with the

Agreement’s terms, Epstein will work with the Company on posting on social media and producing monthly

articles and commentary designed to develop a positive and productive profile for Thesis within the

marketplace. Epstein operates the website www.epsteinresearch.com and does not own any securities of

the Company or any right to acquire securities of the Company. Epstein is an arm's length party to the

Company. Peter Epstein has a background in company & financial analysis, including having earned an

MBA in Financial Analysis at NYU's Stern School of Business. Epstein has over 20 years in buy -side

analyst roles.

On behalf of the Board of Directors

Thesis Gold Inc.

“Ewan Webster”

Ewan Webster Ph.D., P.Geo.

President, CEO, and Director

About Thesis Gold Inc.

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Thesis Gold Inc. is a resource development company focused on unlocking the potential of its 100% owned

Lawyers-Ranch Project, located in British Columbia’s prolific Toodoggone Mining District. A 2024

Preliminary Economic Assessment highlights robust project economics, including a 35.2% after -tax IRR

and an after-tax NPV5% of C$1.28 billion, demonstrating the potential for significant value creation. The

Company’s 2025 roadmap includes a robust exploration and drill program, delivery of a Pre-Feasibility

Study on the combined Lawyers -Ranch Project, and commencement of the Environmental Impact

Assessment process. Through these strategic plan , Thesis Gold intends to elevate the Lawyers-Ranch

Project to the forefront of global precious metals ventures.

For further information or investor relations inquiries, please contact:

Kettina Cordero

Vice President Investor Relations

Email: [email protected]

Tel: +1 604-417-2574

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in

the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of

this release.

Cautionary Statement Regarding Forward-Looking Information

This press release contains “forward -looking information” within the meaning of applicable Canadian

securities legislation. Forward-looking information includes, without limitation, statements regarding the

use of proceeds from the Offering, intended closing date of the Offering, and the payment of finder’s fees.

Generally, forward-looking information can be identified by the use of forward- looking terminology such

as “plans”, “expects” or “does not expect”, “is expected”, “budget”, “scheduled”, “estimates” ,

“forecasts”, “intends”, “anticipates” or “does not anticipate”, or “believes”, or variations of such words

and phrases or state that certain actions, events or results “may”, “could”, “would”, “might” or “will be

taken”, “occur” or “be achieved”. Forward -looking statements are necessarily based upon a number of

assumptions that, while considered reasonable by management, are inherently subject to business, market,

and economic risks, uncertainties, and contingencies that may cause actual results, performa nce, or

achievements to be materially different from those expressed or implied by forward -looking statements.

Although the Company has attempted to identify important factors that could cause actual results to differ

materially from those contained in forward-looking information, there may be other factors that cause

results not to be as anticipated, estimated, or intended. There can be no assurance that such information

will prove to be accurate, as actual results and future events could differ materially from those anticipated

in such statements. Accordingly, readers should not place undue reliance on forward-looking information.

Other factors which could materially affect such forward -looking information are risks respecting failure

to obtain TSXV approval, dilution respecting additional investment in the Company, that the use of

proceeds may not be expended as anticipated by the Company and other risks described in the Company’s

filings, including in the risk factors in the Company’s most recent manageme nt’s discussion and analysis,

which are available on the Company’s profile on SEDAR+ at www.sedarplus.ca . The Company does not

undertake to update any forward-looking information, except in accordance with applicable securities

laws.