ABM Industries is trading 5.3% higher at $52.42 pre-market, with no clear company-specific announcement identified as a catalyst. - The price is before the September 28, 2026 open, compared with the September 25 close of $49.78; the move is notably larger than recent daily changes. - ABM Industries’ latest reported results and raised fiscal-year outlook date to September 8, so they do not establish a direct catalyst for this move. - The supplied indices are lower while ABM Industries is higher.