Highlights – Second Quarter of 2023

• 24,645 GEOs¹ earned, an increase of 11% over the second quarter of 2022 (Q2 2022 – 22,243);
• Revenues from royalties and streams of $60.5 million (Q2 2022 – $51.5 million);
• Cash flows generated by operating activities² of $47.4 million (Q2 2022 – $35.0 million);
• Cash margin³ of $56.2 million or 93% (Q2 2022 – $47.8 million or 93%);
• Net earnings² of $18.0 million, $0.10 per basic share (Q2 2022 – $18.1 million, $0.10 per basic share);
• Adjusted earnings³ of $32.6 million, $0.18 per basic share (Q2 2022 – $25.7 million, $0.14 per basic share);
• Publication of the 2023 Asset Handbook and third edition of the Company’s sustainability report, Growing Responsibly;
• Closing of the CSA silver and copper streams by Osisko Bermuda Limited for US$150.0 million;
• Amendment of the Gibraltar silver stream for US$10.25 million; and
• Declaration of a quarterly dividend of $0.06 per common share, an increase of 9% over the previous quarter, paid on July 14, 2023 to shareholders of record as of the close of business on June 30, 2023.

Paul Martin, Interim CEO of Osisko commented: “Despite challenges faced by our operating partners who were temporarily impacted by the wildfires in northern Ontario and Québec, Osisko delivered a solid second quarter. As we head into the second half of the year, we are well positioned to meet our 2023 guidance. Osisko remained very active on the corporate development front in the second quarter, having closed the CSA transaction, including the full copper stream which comes into effect in June 2024, and the announced increase to our silver stream at Taseko’s Gibraltar mine. Following the quarter, the Company announced the acquisition of copper and gold royalties at Hot Chili’s Costa Fuego project”.

Subsequent to June 30, 2023

• Closing of the gold and copper royalty investment in relation to the Costa Fuego Project; and
• Declaration of a quarterly dividend of $0.06 per common share payable on October 16, 2023 to shareholders of record as of the close of business on September 29, 2023.

Q2 2023 RESULTS CONFERENCE CALL AND WEBCAST DETAILS

Osisko provides notice of its second quarter 2023 results conference call and webcast details.

Results Release: Wednesday, August 9^th, 2023 after market close

Conference Call: Thursday, August 10^th, 2023 at 10:00 am ET

Dial-in Numbers (option 1):
North American Toll-Free:  1 (888) 886 7786
Local and International: 1 (416) 764 8658
Conference ID: 63806714

Webcast link (option 2):
https://viavid.webcasts.com/starthere.jsp?ei=1627532&tp_key=ca8800f4ff

Replay (available until Sunday, September 10^th at 11:59 pm ET):
North American Toll-Free: 1 (877) 674 7070
Local and International: 1 (416) 764 8692
Playback Passcode: 806714#

Replay also available on our website at www.osiskogr.com

Qualified Person

The scientific and technical content of this news release has been reviewed and approved by Guy Desharnais, Ph.D., P.Geo., Vice President, Project Evaluation at Osisko Gold Royalties Ltd, who is a “qualified person” as defined by National Instrument 43-101 – Standards of Disclosure for Mineral Projects (“NI 43-101”).

About Osisko Gold Royalties Ltd

Osisko Gold Royalties Ltd is an intermediate precious metal royalty company which holds a North American focused portfolio of over 180 royalties, streams and precious metal offtakes. Osisko’s portfolio is anchored by its cornerstone asset, a 5% net smelter return royalty on the Canadian Malartic mine, one of Canada’s largest gold mines.

Osisko’s head office is located at 1100 Avenue des Canadiens-de-Montréal, Suite 300, Montréal, Québec, H3B 2S2.

Forward-looking Statements

Certain statements contained in this press release may be deemed "forward-looking statements" within the meaning of the United States Private Securities Litigation Reform Act of 1995 and “forward-looking information” within the meaning of applicable Canadian securities legislation. All statements in this press release, forward-looking statements are statements other than statements of historical fact, that address, without limitation, future events, production estimates of Osisko’s assets (including increase of production), timely developments of mining properties over which Osisko has royalties, streams, offtakes and investments, management’s expectations regarding Osisko’s growth, results of operations, estimated future revenues, production costs, carrying value of assets, ability to continue to pay dividend, requirements for additional capital, business prospects and opportunities future demand for and fluctuation of prices of commodities (including outlook on gold, silver, diamonds, other commodities) currency markets and general market conditions.  In addition, statements and estimates (including data in tables) relating to mineral reserves and resources and gold equivalent ounces are forward-looking statements, as they involve implied assessment, based on certain estimates and assumptions, and no assurance can be given that the estimates will be realized. Forward-looking statements are statements that are not historical facts and are generally, but not always, identified by the words "expects", "plans", "anticipates", "believes", "intends", "estimates", "projects", "potential", "scheduled" and similar expressions or variations (including negative variations), or that events or conditions "will", "would", "may", "could" or "should" occur. Forward-looking statements are subject to known and unknown risks, uncertainties and other factors, most of which are beyond the control of Osisko, and actual results may accordingly differ materially from those in forward-looking statements. Such risk factors include, without limitation, (i) with respect to properties in which Osisko holds a royalty, stream or other interest; risks related to: (a) the operators of the properties, (b) timely development, permitting, construction, commencement of production, ramp-up (including operating and technical challenges), (c) differences in rate and timing of production from resource estimates or production forecasts by operators, (d) differences in conversion rate from resources to reserves and ability to replace resources, (e) the unfavorable outcome of any challenges or litigation relating title, permit or license, (f) hazards and uncertainty associated with the business of exploring, development and mining including, but not limited to unusual or unexpected geological and metallurgical conditions, slope failures or cave-ins, flooding and other natural disasters or civil unrest or other uninsured risks; with respect to external factors: (a) fluctuations in the prices of the commodities that drive royalties, streams, offtakes and investments held by Osisko, (b) fluctuations in the value of the Canadian dollar relative to the U.S. dollar, (c) regulatory changes by national and local governments, including permitting and licensing regimes and taxation policies; regulations and political or economic developments in any of the countries where properties in which Osisko holds a royalty, stream or other interest are located or through which they are held, (d) continued availability of capital and financing and general economic, market or business conditions, and (e) responses of relevant governments to the COVID-19 outbreak and the effectiveness of such response and the potential impact of COVID-19 on Osisko’s business, operations and financial condition; with respect to internal factors: (a) business opportunities that may or not become available to, or are pursued by Osisko or (b) the integration of acquired assets.  The forward-looking statements contained in this press release are based upon assumptions management believes to be reasonable, including, without limitation: the absence of significant change in the Corporation’s ongoing income and assets relating to determination of its Passive Foreign Investment Company ("PFIC”) status; the absence of any other factors that could cause actions, events or results to differ from those anticipated, estimated or intended and, with respect to properties in which Osisko holds a royalty, stream or other interest, (i) the ongoing operation of the properties by the owners or operators of such properties in a manner consistent with past practice and with public disclosure (including forecast of production), (ii) the accuracy of public statements and disclosures made by the owners or operators of such underlying properties (including expectations for the development of underlying properties that are not yet in production), (iii) no adverse development in respect of any significant property, (iv) that statements and estimates relating to mineral reserves and resources by owners and operators are accurate and (v) the implementation of an adequate plan for integration of acquired assets.

For additional information on risks, uncertainties and assumptions, please refer to the most recent Annual Information Form of Osisko filed on SEDAR at www.sedar.com and EDGAR at www.sec.gov which also provides additional general assumptions in connection with these statements. Osisko cautions that the foregoing list of risk and uncertainties is not exhaustive. Investors and others should carefully consider the above factors as well as the uncertainties they represent and the risk they entail. Osisko believes that the assumptions reflected in those forward-looking statements are reasonable, but no assurance can be given that these expectations will prove to be accurate as actual results and prospective events could materially differ from those anticipated such the forward-looking statements and such forward-looking statements included in this press release are not guarantee of future performance and should not be unduly relied upon. These statements speak only as of the date of this press release. Osisko undertakes no obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, other than as required by applicable law.