Osisko Gold Announces CFO Transition to Support Its Next Stage of Growth
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NEWS RELEASE
osiskogold.ca
Osisko Gold Announces CFO Transition to Support Its Next Stage
of Growth
Toronto, Ontario, August 25, 2026 – Osisko Gold Group Inc. (NYSE: OGG, TSXV: OGG) (" Osisko Gold" or the
"Company") announces that Alexander Dann has advised the Company of his intention to retire and will be stepping
down from his role as Chief Financial Officer ("CFO") and Vice President, Finance, capping a distinguished 35-year
career. Mr. Dann will remain with the Company for a transition period to support an orderly handover of
responsibilities. As part of the Company's planned leadership succession process, Elijah Tyshynski will be appointed
CFO and will join the senior leadership team following a period of transition, bringing extensive financial and capital
markets experience as the Company enters its next stage of growth.
Sean Roosen, Chairman and CEO, commented: "We thank Alex for his significant contributions and leadership over
the past five years. He was instrumental in guiding the Company through an important period and ensuring it enters
its next phase of growth from a position of financial strength. On behalf of the Board of Directors and our entire team,
I extend our si ncere appreciation to Alex for his exemplary service and wish him all the best in his well -earned
retirement. Elijah joins the Company at a pivotal time and inherits a robust balance sheet. We believe his experience
and capabilities will help maintain the financial discipline required to execute our growth strategy and deliver long -
term value for all shareholders."
Reflecting on his tenure, Mr. Dann commented : "Serving as CFO of Osisko Gold has been a privilege, and I am
grateful to have worked alongside such a talented team. The Company is well-positioned for continued success, and I
am confident the team will carry that momentum forward."
Elijah Tyshynski Biography
Mr. Tyshynski joins Osisko Gold from ATEX Resources Inc. where he served as Chief Financial Officer and Corporate
Secretary from 2025 following the sale of O3 Mining to Agnico Eagle Mines ("Agnico"). During his time with O3
Mining, he acted as Chief Financial Officer and Corporate Secretary and oversaw financial and regulatory reporting,
financings, implementation of internal policies and processes, and the eventual transaction with Agnico. Prior to,
and during his time with O3 Mining, Mr. Tyshynski worked with Osisko Mining as the Director of Strategic
Development, along with providing capital markets and strategic advice to other companies within the Osisko
Group. Mr. Tyshynski background includes e xtensive infrastructure financing and structuring experience across
developed and emerging markets, including at the sovereign and supranational levels, having held the position of
Senior Portfolio Manager at Ontario Teachers Pension Plan, Head of Trading for the Standard Bank of South Africa
in Johannesburg, and Vice President of Emerging Market Trading for both Morgan Stanley and Royal Bank of
Canada in London, England.
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ABOUT OSISKO GOLD GROUP INC.
Osisko Gold Group Inc. is a continental North American gold development company focused on past
producing mining camps with district -scale potential. The Company's objective is to become an
intermediate gold producer through the development of its flagship, fully permitted, 100%-owned Cariboo
Gold Project, located within the Company's broader Cariboo regional land package in central British
Columbia, Canada, which hosts numerous prospective exploration targets and provides opportunities for
future discoveries. Its Cariboo project pipeline is complemented by the Tintic Project, located in the historic
East Tintic mining district in Utah, U.S.A., a brownfield property with significant exploration potential,
extensive historical mining data, and access to established infrastru cture. Osisko Gold is focused on
developing long -life mining assets in mining -friendly jurisdictions while maintaining a disciplined
approach to capital allocation, development risk management, and mineral inventory growth.
For further information, visit our website at www.osiskogold.ca or contact:
Sean Roosen Philip Rabenok
Chairman and CEO Vice President, Investor Relations
Email: [email protected] Email: [email protected]
Tel: +1 (514) 940-0685 Tel: +1 (437) 423-3644
CAUTION REGARDING FORWARD-LOOKING STATEMENTS
This news release contains "forward -looking information" (within the meaning of applicable Canadian securities laws) and "forward -looking
statements" (within the meaning of the U.S. Private Securities Litigation Reform Act of 1995, as amended) (collectivel y, "forward -looking
statements"). Such forward -looking statements relate to, among other things: the anticipated retirement of Mr. Dann and his continued service
during the transition period; the timing and completion of the planned leadership transition; the appointment of Mr. Tyshynsk i as CFO and his
joining the Company’s senior leadership team; the anticipated benefits of the leadership transition and Mr. Tyshynski’s experience and capabilities;
and the Company’s ability to maintain financial discipline, execute its growth strategy and deliver long-term value for shareholders; the Company’s
objective of becoming an intermediate gold producer; and the exploration potential and prospectivity of its properties. Forward-looking statements
are identified with words such as "may", "will", "would", "could", "anticipate", "believe", "expect", "plan", "intend", "potential", "estimate", "propose",
"project", "outlook", "foresee", "objective", "strategy", variants of these words or the negative or comparable terminology, as well as terms usually
used in the future and the conditional. Information contained in forward-looking statements is based upon certain material assumptions that were
applied in drawing a conclusion or making a forecast or projection, including: the leadership transition proceeding on the anticipated terms and
timeline; Mr. Dann remaining available to support an orderly handover of responsibilities; Mr. Tyshynski joining the Company and assuming the
role of CFO as contemplated; the continuity and effective operation of the Company’s finance function throughout the transition; the Company
continuing to have access to sufficient financial, managerial and other resources to execute its growth strategy; the absence of ma terial adverse
changes affecting the Company’s business, financial position or operations as a result of the leadership transition; the ability to develop the Cariboo
Gold Project and its status as being fully permitted; the Company’s objective of becoming an intermediate gold producer; and the exploration
potential and potential for future discoveries (if any) of its properties. Such forward-looking statements are based on a number of risks, uncertainties
and assumptions which may cause actual results or other expectations to differ materially from those anticipated and which ma y prove to be
incorrect. These assumptions include, but are not limited to: the absence of any work stoppages or suspensions at the Company's projects; favourable
regulatory conditions and approvals; the ability to maintain adequate personnel and contractor levels; the absence of unforeseen ground conditions
or other geological challenges; the availability of necessary equipment, supplies and infrastructure; and general economic and m arket conditions.
Actual results could differ materially due to a number of factors, including, without limitation: delays or changes in the anticipated timing or
implementation of the leadership transition; the inability to complete an orderly and effective handover of responsibilities; disruption to the
Company’s finance function, financial reporting, internal controls, treasury or financing activities; challenges associated with leadership succession
and the integration of a new CFO; the Company’s inability to maintain financial discipline or execute its growth strategy as contemplated; adverse
changes in the Company’s business, financial position, operating environment or access to capital; risks related to the exploration, development and
operation of the Cariboo Gold Project; changes in estimated project costs, development timeline, or construction schedule; health, safety and security
incidents; regulatory delays or changes in regulatory framework and applicable laws; labour shortages or disputes; general ec onomic and market
conditions and business conditions in the mining industry; fluctuations in commodity and currency exchange rates; as well as those risks and factors
disclosed in the Company's most recent annual information form, financial statements and management's discussion and analysis as well as other
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public filings on SEDAR+ (www.sedarplus.ca) and on EDGAR (www.sec.gov). Although the Company believes the expectations convey ed by the
forward-looking statements are reasonable based on information available as of the date hereof, no assurances can be give n as to future results,
levels of activity and achievements. The Company disclaims any obligation to update any forward -looking statements, whether as a result of new
information, future events or results or otherwise, except as required by law. Forward -looking statements are not guarantees of performance and
there can be no assurance that these forward-looking statements 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 statements.
Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Ven ture
Exchange) accepts responsibility for the adequacy or accuracy of this news release. No stock exchange, securities commission or other
regulatory authority has approved or disapproved the information contained herein.