** Shares of Sun Silver SS1.AX rise as much as 22.1% to a record high of A$1.245
** Stock on track for its best since October 21, 2024
** The gold and silver explorer to provide a briefing on its Maverick Springs Project ahead of the upcoming meeting between Australia Prime Minister Anthony Albanese and U.S. President Donald Trump on October 20
** Briefing to form part of Australia's strategic engagement with the U.S. on critical minerals cooperation
** About 8.2 million shares change hands, 3.6 times the 30-day avg
** Stock is up 93.6% YTD, including the session's moves
(Reporting by Anjali Singh in Bengaluru)
((anjali.singh2@thomsonreuters.com;))