ANNEX 1 27 and proceed to the payment of the corresponding subscription. On July 11, 2017, a holder of BCE 2013-02 exercised 31,720 On May 5, 2017, a holder of BCE 2015-06 exercised 50,000 BCE BCE 2013-02 representing 31,720 shares issued and proceed to 2015-06 representing 50,000 shares issued and proceed to the the payment of the corresponding subscription. payment of the corresponding subscription. On September 18, 2017, a holder of BCE 2013-02 exercised On May 31, 2017 a holder of BCE 2013-02 exercised 193,800 237,798 BCE 2013-02 representing 237,798 shares issued and BCE 2013-02 representing 193,800 shares issued and proceed proceed to the payment of the corresponding subscription. to the payment of the corresponding subscription. Capital increase resulting from the definitive acquisition of free On July 7, 2017, a holder of: shares (AGA) • BCE 2013-02 exercised 76,120 BCE 2013-02 representing On July 26, 2017: 76,120 shares issued; • 56,000 free shares AGA 2016 have been ful ly acquired by • BCE 2015-06 exercised 7,332 BCE 2015-06 representing holders; 7,332 shares issued; • 291,000 free shares AGA 2016 with performance conditions granted to key managers have been acquired, due to the and proceed to the payment of the corresponding subscription. achievement of the first performance criteria. 6.2 — Non-employee share warrants (BSA) The following table relates to warrants (BSA) to purchase ordinary shares as of December 31, 2017: Type of warrants BSA 2013-02 BSA 2013-02 BSA 2015-06 BSA 2016 BSA 2017 Number of warrants issued 260,040 33,000 121,000 158,000 165,000 Subscription price per warrant (euros) 0.0008 0.0008 0.1000 0.6500 0.4000 Number of shares to be issued 260,040 33,000 121,000 158,000 165,000 Exercise price per share (euros) 0.025 0.025 0.025 8.080 5.040 Expiration date 07/08/23 04/09/24 07/07/25 07/25/23 07/27/24 6.3 — Employee share warrants (BCE) The following table relates to warrants (BCE) to purchase ordinary shares as of December 31, 2017: Type of warrants BCE 2013-02 BCE 2013-02 BCE 2014-06 BCE 2015-06 Number of warrants issued 123,720 — 60,000 519,583 Subscription price per warrant (euros) — — — — Number of shares to be issued 123,720 — 60,000 519,583 Exercise price per share (euros) 0.025 0.025 0.025 3.275 Expiration date 07/08/23 04/09/24 12/03/24 07/07/25 6.4 — Free shares (AGA) The following table relates to free shares (AGA) as of December 31, 2017: Free shares AGA 2016 AGA 2016 AGA 2016 (2017 plan) (2017 plan) Number of granted shares 291,000 593,500 72,500 Share value at grant (euros) 8.80 5.12 5.55 Acquisition date 07/08/17 07/27/18 12/19/18 GENSIGHT BIOLOGICS – 2017 Registration Document – 251