ADDITIONAL INFORMATION 21 21.1.7 SHARE CAPITAL OF THE COMPANY THAT IS THE SUBJECT OF AN OPTION OR OF AN AGREEMENT TO PUT IT UNDER OPTION To our knowledge, as of the date of this Registration Document, our share capital is not the subject of any option or any agreement to put it under option. 21.1.8 HISTORY OF THE COMPANY’S SHARE CAPITAL SINCE ITS INCEPTION All the figures (number of shares and amount in €) in the table below are adjusted in order to take into account the reverse stock split which took place on August 17, 2015. All share warrants attached to the Series A preferred shares indicated in the table below (ABSA n°1 and ABSA FBIMR) were canceled on July 7, 2015. Date Nature of Operation Number Nominal Issue Share premium Issue price Number Capital Share of shares value of price per (in €) (in €) of shares increase capital issued the share share representing (in €) (in €) (in €) (in €) the share capital April 2012 Inception (issuance of 1,520,000 0.025 0.025 — 38,000.00 1,520,000 38,000.00 38,000.00 ordinary shares) February 5, Share capital increase 268,235 0.025 0.025 — 6,705.88 1,788,235 6,705.88 44,705.88 2013 (issuance of ordinary shares)(1) February 5, Share capital increase 1,428,571 0.025 2.800 3,964,285.08 3,999,999.36 3,216,806 35,714.28 80,420.15 2013 (issuance of Series A preferred shares with warrants attached called ABSA n°1) February 5, Share capital increase 14,630 0.025 2.800 40,598.25 40,964.00 3,231,436 365.75 80,785.90 2013 (issuance of Series A preferred shares) March 20, Share capital increase 2,364,286 0.025 2.800 6,560,892.54 6,619,999.69 5,595,722 59,107.15 139,893.05 2013 (issuance of Series A preferred shares with warrants attached called ABSA n°1) March 20, Share capital increase 2,635,714 0.025 2.800 7,314,107.46 7,380,000.31 8,231,436 65,892.85 205,785.90 2013 (issuance of Series A preferred shares with warrants attached called ABSA n°1) March 20, Series A-related — — — (337,065.56) — 8,231,436 — 205,785.90 2013 costs July 8, 2013 Subscription — — — 656.00 656.00 8,231,436 — 205,785.90 of warrants (BSA2013-02) December, 19, Share capital increase 523,253 0.025 3.225 1,674,408.96 1,687,490.29 8,754,689 13,081.33 218,867.23 2013 (issuance of Series A preferred shares with warrants attached called ABSA FBIMR) April 9, 2014 Subscription — — — 66.00 66.00 8,754,689 — 218,867.23 of warrants (BSA2013-02) December 31, Reversal of share — — — (174,161.35) — 8,754,689 — 218,867.23 2014 premium to reserves February 11, Share capital 229,560 0.025 0.025 — 5,739.00 8,984,249 5,739.00 224,606.23 2015 increase (issuance of ordinary share through exercise of BCE2013-02 and BSA 2013-02) GENSIGHT BIOLOGICS – 2017 Registration Document– 223