CalciMedica is trading 10.37% higher at $1.81 in pre-market on October 2, 2026; the cause remains uncertain. - Shares closed at $1.65 on October 1. - A September 30 prospectus supplement disclosed a potential $25 million at-the-market stock offering, but the filing does not establish the reason for the rise. - The broader market is firmer while biotech is weaker; neither trend clearly explains the move. No verified company announcement explaining it was identified.