Teekay Tankers is trading $102.90, up 6.29%, in pre-market, with no confirmed company-specific catalyst identified. - No new company-specific announcement explained the September 30 pre-market move; Q2 results and fleet news are older context. - September 30 oil coverage cited renewed Iran and Middle East supply uncertainty, Brent above $103, and shipping risks, but no source linked these to the move. - Broader pre-market index gains were modest.