Tanzanian Royalty Exploration is trading at $1.21, up 5.07% in pre-market versus its $1.15 close on October 12, with no clear reason for the move. - Available search results showed no company-specific announcement explaining the October 13 move. - Recent company coverage discusses Buckreef expansion plans, but no confirmed overnight catalyst. - Gold was reported lower on October 13, while major U.S. indices were near flat or moving in different directions; neither supports a clear explanation for the gain.