6-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2018

Commission File Number: 001-37814

OSISKO GOLD ROYALTIES LTD
(Translation of registrant's name into English)

1100 Avenue des Canadiens-de-Montréal, Suite 300, Montréal, Qc H3B 2S2
(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

[   ] Form 20-F      [X] Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): [   ]

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): [   ]

SUBMITTED HEREWITH

Exhibits

99.1 News Release dated September 19, 2018

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

OSISKO GOLD ROYALTIES LTD

(Registrant)

Date: September 19, 2018	By:	/s/ Joseph de la Plante
		Joseph de la Plante
	Title:	Vice-President, Corporate Development

EX-99.1

EARLY WARNING NEWS RELEASE

(Montréal, September 19, 2018) Osisko Gold Royalties Ltd (TSX & NYSE:OR) ("Osisko Gold") announces today that, pursuant to the terms of a private share purchase agreement completed on September 18, 2018, Osisko Gold has acquired direct ownership of an aggregate 10,588,235 common shares at a price of $1.70 per share (the "Shares") of Osisko Mining Inc. (TSX:OSK) ("Osisko Mining") (the "Transaction").

Immediately prior to the closing of the Transaction, Osisko Gold held, directly or indirectly, (i) 32,302,034 common shares of Osisko Mining, representing approximately 15.46% of Osisko Mining’s common shares, and (ii) warrants entitling Osisko Gold to purchase 800,000 common shares of Osisko Mining (the "Warrants"). Assuming the exercise of the Warrants, Osisko Gold would own 33,102,034 common shares of Osisko Mining, representing approximately 15.79% of Osisko Mining’s common shares prior to the closing.

Immediately following the closing of the Transaction, Osisko Gold owns, directly or indirectly, (i) 42,890,269 common shares of Osisko Mining representing approximately 17.89% of the issued and outstanding common shares of Osisko Mining and (ii) the Warrants of Osisko Mining. Assuming the exercise of the Warrants, Osisko Gold would own 43,690,269 common shares of Osisko Mining, representing approximately 18.16% of Osisko Mining’s common shares that would be issued and outstanding.

Osisko Gold acquired the Shares described in this press release for investment purposes and in accordance with applicable securities laws, Osisko Gold may, from time to time and at any time, acquire additional shares and/or other equity, debt or other securities or instruments (collectively, "Securities") of Osisko Mining in the open market or otherwise, and reserves the right to dispose of any or all of its Securities in the open market or otherwise at any time and from time to time, and to engage in similar transactions with respect to the Securities, the whole depending on market conditions, the business and prospects of Osisko Mining and other relevant factors.

A copy of the early warning report to be filed by Osisko Gold in connection with the Transaction described above will be available on SEDAR under Osisko Mining’s profile. This news release is issued under the early warning provisions of the Canadian securities legislation.

About Osisko Gold Royalties Ltd

Osisko Gold Royalties Ltd is an intermediate precious metal royalty company focused on the Americas that commenced activities in June 2014. Osisko holds a North American focused portfolio of over 130 royalties, streams and precious metal offtakes. Osisko’s portfolio is anchored by five cornerstone assets, including a 5% NSR royalty on the Canadian Malartic Mine, which is the largest gold mine in Canada. Osisko also owns a portfolio of publicly held resource companies, including a 12.6% interest in Falco Resources Ltd. and a 34.7% in Barkerville Gold Mines Ltd. Osisko’s head office is located at 1100 Avenue des Canadiens-de Montréal, Suite 300, Montréal, Québec, H3B 2S2.

For further information please contact:
Vincent Metcalfe	Joseph de la Plante
Vice President, Investor Relations	Vice President, Corporate Development
Tel. (514) 940-0670	Tel. (514) 940-0670
vmetcalfe@osiskogr.com	jdelaplante@osiskogr.com

2