FINANCIAL INFORMATION CONCERNING THE GROUP’S ASSETS AND LIABILITIES, FINANCIAL POSITIONAND PROFITS AND LOSSES 20 10.2 Maturity dates Maturity dates of financial liabilities as of December 31, 2016 are as follows: In thousands of euros Gross amount Less than one year One to five years More than five years Total financial liabilities 2,922 — — 2,922 Maturity dates of financial liabilities as of December 31, 2017 are as follows: In thousands of euros Gross amount Less than one year One to five years More than five years Total financial liabilities 3,033 — 550 2,483 Note 11: Non-current provisions The main assumptions used for the purposes of actuarial Non-current provisions are exclusively composed of employee valuations are listed below: benefits relating to a compensation payable to French employees • Social Security contribution: 45% in 2016 and 2017; upon their retirement – Indemnités de Fin de Carrière (“IFC”). • Salary increase: 3% in 2016 and 2017; The following tables show the changes in the provision during the • Discount rate: iBoxx Corporates AA 10+ index, 1.31% and last two periods: 1.30% in 2016 and 2017, respectively; • Retirement age: 67; In thousands of euros • Terms of retirement: voluntary retirement; As of January 1, 2016 68 • Life table: TGHF 2005; Costs of services rendered 30 • Col lective agreement: Convention Collective Nationale des (operating expense) Ingénieurs et des Cadres de la Métallurgie (National Collective Interest expense 1 Agreement for Engineers and Executives in the Metalworking Benefits paid Industry); and — Actuarial gain (loss) (27) • Personnel turn-over: 10% (20-49), 0% above 50. As of December 31, 2016 73 No retirement was recorded during any of the periods presented. As of January 1, 2017 73 Costs of services rendered 26 Note 12: Accounts payable and other current liabilities (operating expense) 12.1 Accounts payable and related parties Interest expense 1 With respect to accounts payable and related payables, Benefits paid — no discounting effect has been recognized to the extent that Actuarial gain (loss) (12) amounts did not represent payables on terms longer than one As of December 31, 2017 88 year at the end of each period presented. Maturity dates of accounts payables as of December 31, 2017 are as follows: In thousands of euros Gross amount Less than one year One to five years More than five years Trade accounts payable 2,225 2,225 — — 200– GENSIGHT BIOLOGICS – 2017 Registration Document