Medpace Holdings is trading up 4.8% in pre-market at $628.36, with no confirmed catalyst identified. - This compares with the October 2 close of $599.47; the move is on October 5, 2026. - The next scheduled company event is Q3 2026 results, due October 21 after the market close. - Broader market indicators are mixed, with no strong same-direction rally; available searches found no confirmed fresh catalyst.