Novanta is trading 4.24% up in pre-market at $157.00 on October 6, with no fresh company-specific catalyst identified. - Its investor news page lists no announcement after August 28; its most recent earnings release was August 5. - Broader markets are positive: the S&P 500 is up 0.30%, the Nasdaq 0.41%, and the Dow 0.40%. - The supportive backdrop may contribute, but does not establish the reason for Novanta’s larger move; the catalyst remains unclear.