Related parties

12 Months Ended

Dec. 31, 2025

The aggregate compensation of the members of the Group’s Board of Directors and to the Chief Executive Officer includes the

following:


(In thousands of euros)
COMPENSATION	YEAR ENDED DECEMBER 31, 2023	YEAR ENDED DECEMBER 31, 2024	YEAR ENDED DECEMBER 31, 2025
Fixed compensation owed	471	578	601
Variable compensation owed	282		450
Contributions in-kind	32	68	111
Employer contributions	—	—	—
Attendance fees—board of directors	375	495	608
Share-based payments	6,561	10,517	8,098
Consulting fees	1,210	—	—
Total	8,930	11,657	9,869

As of December 31, 2023, 2024 and 2025, there was no liability related to post-employment defined benefit obligations for members

of the Group’s Board of Directors and Chief Executive Officer. No other post-employment benefits are granted.

Other arrangements with our Directors and Executive Officers

The Group entered into an intellectual property assignment agreement with CEO Hartmut Ehrlich on July 7, 2021. The purpose of this

agreement is to transfer to the Group all the intellectual property rights held by Hartmut Ehrlich on certain patents of which he is a co-

inventor. No compensation has been paid in respect of this transfer.

In connection with Dr. Hartmut Ehrlich’s retirement as CEO, the Group entered into a transition protocol with Dr. Ehrlich in April

2023. Pursuant to the transition protocol, Dr. Ehrlich remained a Group employee on a part-time basis until December 31, 2023 in a

capacity as advisor to the new Chief Executive Officer against payment of a total compensation of €100 thousand, and a departure

indemnity equal to €1,210 thousand was stated.

The Group entered into a management contract with CEO Marc de Garidel on April 18, 2023. In 2023, 2024 and 2025 the Group also

granted AGA plans to its CEO (see terms and conditions in Note 14).

The Group entered into a management contract with Chairman of the Board Sylvie Grégoire in July 2024. In 2024 and 2025, the

Group also granted BSA plans to its Chairman of the Board (see terms and conditions in Note 14).