Transaction Details

Footnotes

This option grant, as disclosed in Curis Inc.'s 2025 proxy statement, was approved by the Board of Directors of Curis, Inc. on January 28, 2025, contingent upon shareholder approval of Curis's Amendment No. 1 to the Fifth Amended and Restated 2010 Stock Incentive Plan to increase the number of shares authorized for issuance thereunder; and further provided that such option would not be exercisable and no common stock would be issued thereunder, if Amendment No. 1 to the Fifth Amended and Restated 2010 Plan was not approved by Curis's shareholders. On May 20, 2025, at the 2025 annual meeting of shareholders, Curis's shareholders approved Amendment No. 1 to the Fifth Amended and Restated 2010 Plan. | The option grant described in this Form 4 filing vests as to 25% of the original shares on January 28, 2026 and as to an additional 6.25% of the original shares each successive quarter and until January 28, 2029.