Officer Stock Option Grant

Dr. Hebbar Sudarshan, Chief Medical Officer of CalciMedica, Inc., was granted an Employee Stock Option on September 24, 2026. The option, for 180,000 shares of Common Stock with an exercise price of $1.74, vests in monthly installments over four years starting September 24, 2026. The option has an expiration date of September 23, 2036. This transaction is reported on Form 4, and the filing is considered to be of MEDIUM importance.