| October 3, 2025 | SEPTEMBER 30, 2025 - Monthly statement of total voting rights and sharesforming the company’s share capital |  | 
| September 25, 2025 | 2025 Half-Year Financial Report (in French) |  | 
| September 5, 2025 | AUGUST 31, 2025 - Monthly statement of total voting rights and sharesforming the company’s share capital |  | 
| August, 21 2025 | JULY 31, 2025 - Monthly statement of total voting rights and shares forming the company’s share capital |  | 
| July, 4 2025 | JUNE 30, 2025 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July, 3, 2025 | 2025 Half-year liquidity contract report |  | 
| June 3, 2025 | MAY 31, 2025 - Monthly statement of total voting rights and shares forming the company’s share capital |  | 
| April 4, 2025 | MARCH 31, 2025 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 17, 2025 | 2024 Universal Registration Document (PDF format in French) |  | 
| March 17, 2025 | 2024 Universal Registration Document (xHTML format in French) |  | 
| March 4, 2025 | FEBRUARY 28, 2025 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 10, 2025 | JANUARY 31, 2025 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 8, 2025 | DECEMBER 31, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 5, 2024 | NOVEMBER 30, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 5, 2024 | OCTOBER 31, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 2, 2024 | SEPTEMBER 30, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 26, 2024 | 2024 Half-Year Financial Report (in French) |  | 
| September 4, 2024 | AUGUST 31, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 5, 2024 | JULY 31, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 3, 2024 | JUNE 30, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 4, 2024 | MAY 31, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 27, 2024 | MAY 22, 2024 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 27, 2024 | Description of the share buyback program (French only) |  | 
| May 7, 2024 | APRIL - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 2, 2024 | 2023 Universal Registration Document (xHTML format in French) |  | 
| May 2, 2024 | 2023 Universal Registration Document (PDF format in French) |  | 
| April 10, 2024 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 11, 2024 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 6, 2024 | JANUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 4, 2024 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 4, 2023 | Bonds Redeemable for Ordinary Shares |  | 
| December 4, 2023 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 6, 2023 | OCTOBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 6, 2023 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 26, 2023 | 2023 Half-Year Financial Report (in French) |  | 
| September 19, 2023 | SEPTEMBER 19 - Information related to the total number of voting rights and shares making up the share capital |  | 
| September 5, 2023 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 2, 2023 | JULY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 5, 2023 | JUNE - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 7, 2023 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 4, 2023 | APRIL- Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 2, 2023 | 2022 Universal Registration Document (xHTML format in French) |  | 
| May 2, 2023 | 2022 Universal Registration Document (PDF format in French) |  | 
| April 6, 2023 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 31, 2023 | Information relating to regulated agreements (in French) |  | 
| March 6, 2023 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 2, 2023 | Information related to the total number of voting rights and shares making up the share capital as of February 27, 2023 |  | 
| February 7, 2023 | JANUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 4, 2023 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 6, 2022 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 18, 2022 | Information relating to regulated agreements (in French) |  | 
| November 18, 2022 | Information related to the total number of voting rights and shares making up the share capital as of November 18, 2022 |  | 
| November 3, 2022 | OCTOBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 6, 2022 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 29, 2022 | 2022 Half-Year Financial Report (in French) |  | 
| September 8, 2022 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 3, 2022 | JULY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 5, 2022 | JUNE - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 6, 2022 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 10, 2022 | APRIL - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| April 29, 2022 | 2021 Universal Registration Document (xHTML format in French) |  | 
| April 29, 2022 | 2021 Universal Registration Document (PDF format in French) |  | 
| April 4, 2022 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 4, 2022 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 7, 2022 | JANUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 5, 2022 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 6, 2021 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 17, 2021 | Report on the value of the IRIS shares (in french)  |  | 
| November 17, 2021 | Report on the remuneration of the contribution (in french) |  | 
| November 8, 2021 | OCTOBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 5, 2021 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 3, 2021 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 3, 2021 | JULY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 5, 2021 | Report on liquidity agreement at June 30, 2021 |  | 
| July 5, 2021 | JUNE - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 11, 2021 | Abionyx - Statutes (in French) |  | 
| June 4, 2021 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 17, 2021 | Description of the share buyback program (in French) |  | 
| May 7, 2021 | APRIL - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| April 27, 2021 | 2020 Universal Registration Document (xHTML format in French) |  | 
| April 27, 2021 | 2020 Universal Registration Document (PDF format in French) |  | 
| April 8, 2021 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 9, 2021 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 4, 2021 | JANUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 6, 2021 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 3, 2020 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 12, 2020 | OCTOBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 20, 2020 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 3, 2020 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 6, 2020 | JULY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 7, 2020 | JUNE - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 3, 2020 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 6, 2020 | APRIL - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| April 24, 2020 | 2019 Universal Registration Document (in French) |  | 
| April 8, 2020 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 3, 2020 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 7, 2020 | JANUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 14, 2020 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 23, 2019 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 25, 2019 | OCTOBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 30, 2019 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 10, 2019 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 2, 2019 | JULY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 22, 2019 | JULY 22, 2019 - Information related to the total number of voting rights and shares making up the share capital |  | 
| July 10, 2019 | JUNE - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 12, 2019 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 7, 2019 | APRIL - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| April 29, 2019 | 2018 Registration Document |  | 
| April 3, 2019 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 13, 2019 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 6, 2019 | JANUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 11, 2019 | Report on liquidity agreement at December 31, 2018 |  | 
| January 11, 2019 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 13, 2018 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 7, 2018 | OCTOBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 4, 2018 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 17, 2018 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 10, 2018 | 2018 Half-Year Report |  | 
| August 3, 2018 | JULY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 31, 2018 | Auditors's additional report on the capital increase with cancellation of the preferential subscription right (in French) |  | 
| July 23, 2018 | Extract from the minutes of the Board of Directors held on July 18, 2018 – Severance benefits for M. Jean-Louis Dasseux: new criteria (in French) |  | 
| July 4, 2018 | Report on liquidity agreement at June 30, 2018 |  | 
| July 4, 2018 | JUNE - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 6, 2018 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 4, 2018 | APRIL - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| April 23, 2018 | 2017 Registration Document |  | 
| April 16, 2018 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 12, 2018 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 12, 2018 | JANUARY- Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 5, 2018 | Report on liquidity agreement at December 31, 2017 |  | 
| January 5, 2018 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| December 4, 2017 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 14, 2017 | OCTOBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 2, 2017 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 12, 2017 | 2017 Half-year report |  | 
| September 1, 2017 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 2, 2017 | JULY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 4, 2017 | Half-year report on liquidity agreement at June 30, 2017 |  | 
| July 4, 2017 | JUNE - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 6, 2017 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 23, 2017 | 2016 Registration Document |  | 
| May 3, 2017 | APRIL - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| April 5, 2017 | MARCH - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 2, 2017 | FEBRUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 8, 2017 | JANUARY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 12, 2017 | DECEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 4, 2017 | Half-year report on liquidity agreement at December 31, 2016 |  | 
| December 19, 2016 | NOVEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 10, 2016 | OCTOBER- Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 6, 2016 | SEPTEMBER - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| September 6, 2016 | 2016 Half-year report |  | 
| September 1, 2016 | AUGUST - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 3, 2016 | JULY- Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 4, 2016 | Half-year report on liquidity agreement at June 30, 201 |  | 
| July 4, 2016 | JUNE- Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 3, 2016 | MAY - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| May 10, 2016 | APRIL- Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| April 29, 2016 | Document de reference 2015 (French) |  | 
| April 8, 2016 | MARCH 2016 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| March 9, 2016 | FEBRUARY 2016 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| February 10, 2016 | JANUARY 2016 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 11, 2016 | DECEMBER 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| January 11, 2016 | Half-year report on liquidity agreement at December 31, 2015 |  | 
| December 17, 2015 | JP MORGAN AM: threshold crossing |  | 
| December 11, 2015 | NOVEMBER 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| November 5, 2015 | OCTOBER 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| October 12, 2015 | SEPTEMBER 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| Septembre 7, 2015 | AUGUST 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| August 5, 2015 | JULY 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| July 8, 2015 | Half-year report on liquidity agreement at June 30, 2015 |  | 
| July 8, 2015 | JUNE 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  | 
| June 4, 2015 | MAY 2015 - Monthly information related to the total number of voting rights and shares making up the share capital 
 |  | 
| May 13, 2015 | Cash position and revenue for Q1 2015 |  | 
| May 12, 2015 | APRIL 2015 - Monthly information related to the total number of voting rights and shares making up the share capital |  |