Exhibit 99.1 Management Proxy Circular Triple Flag Precious Metals Corp. Annual Meeting of Shareholders May 8, 2024 This document contains: Notice of Annual Meeting of Shareholders Management Proxy Circular 1 LETTER FROM THE CHAIR It gives me great pleasure to look back and reflect on what Triple Flag has accomplished in 2023. Triple Flag’s track record of growth and performance in 2023 was highlighted by the closing of the Maverix Metals acquisition followed by the successful integration of that business. ...