Rio Alto Mining 6-K Report of Voting Results

Exhibit 99.1

RIO ALTO MINING LIMITED

Special Meeting of Shareholders
of
Rio Alto Mining Limited (the “Company”)

Held on March 30, 2015

REPORT OF VOTING RESULTS

National Instrument 51-102 - Continuous Disclosure Obligations (Section 11.3)

The following matters were voted by ballot at the Special Meeting of Shareholders of the Company:

Matter Voted Upon Result of Vote Votes by Ballot

			Votes For	Votes Against
1.	The approval of a special resolution authorizing a plan of arrangement among the Company, Tahoe Resources Inc. (“Tahoe”) and 1860927 Alberta Ltd. under Section 193 of theBusiness Corporations Act(Alberta), the full text of which is set out in Appendix “A” to the Company’s Management Proxy and Information Circular dated February 27, 2015, pursuant to which Tahoe will acquire all of the issued and outstanding common shares of the Company (each, a “RioAlto Share”) on the basis of 0.227 of a Tahoe common share and $0.001 in cash per Rio Alto Share.	Approved	Total Shares Voted
			211,655,469	395,408
			99.81%	0.19%
			Total Shares Voted, excluding
			shares held by Alexander Black
			and his joint actors
			206,760,728	395,408
			99.81%	0.19%

DATED this 31^thday of March, 2015.

RIO ALTO MINING LIMITED

Per:	signed “Kathryn Johnson”
	Kathryn Johnson
	Chief Financial Officer