v3.26.1
Income tax (Tables)
12 Months Ended
Dec. 31, 2025
Income tax  
Schedule of income tax expense

  ​ ​ ​

Year ended December 31, 

(in thousands of euros)

2023

2024

2025

Loss before tax

 

(109,819)

 

(183,899)

 

(354,116)

Theoretical tax rate

 

25.0

%

25.0

%

25.0

%

Tax benefit at theoretical rate

 

27,455

 

45,975

 

88,529

Tax credits

 

1,794

 

1,584

 

873

Permanent differences

 

478

 

(16,275)

 

3,967

Other permanent differences

(975)

(860)

(6,905)

Temporary differences

 

(30)

 

(34)

 

(36)

Tax rate differences

 

83

 

100

 

138

Non recognition of deferred tax assets related to tax losses and temporary differences

 

(28,930)

 

(30,569)

 

(86,589)

Impairment loss of deferred tax asset

 

(481)

 

(234)

 

Actual income tax benefit

 

(607)

 

(313)

 

(22)

of which

 

  ​

 

  ​

 

Current taxes

 

(62)

 

(305)

 

(124)

Deferred taxes

 

(545)

 

(8)

 

102

Effective tax rate

 

0.06

%

0.17

%

0.04

%