Property, plant and equipment (Tables)

12 Months Ended

Dec. 31, 2025

Property, plant and equipment [abstract]

Schedule of Property, Plant and Equipment

The change in property, plant and equipment is as follows:


(in thousands of euros)			As of January 1, 2025						Increases						Decreases						Transfer						Currency translation						As of December 31, 2025
Fixtures, fittings and installations			3,390						86						—						8						—						3,485
Right of use – Buildings			9,026						132						(92)						—						—						9,067
Technical equipment			2,492						78						(8)						26						—						2,589
Office and IT equipment			1,258						76						(113)						10						(6)						1,225


Tangible assets in progress			141						149						—						(45)						—						245
Prepayments on tangible assets			250						149						(3)						0						—						396
Gross book value of tangible assets			16,559						670						(217)						—						(6)						17,007
Fixtures, fittings and installations			(2,582)						(248)						—						—						—						(2,830)
Right of use – Buildings			(5,473)						(1,098)						65						—						—						(6,505)
Technical equipment			(1,945)						(154)						8						—						—						(2,091)
Office and IT equipment			(1,021)						(108)						110						—						4						(1,015)


Accumulated depreciation of tangible assets(1)			(11,021)						(1,608)						184						—						4						(12,441)
Net book value of tangible assets			5,538						(938)						(33)						—						(1)						4,566

(1)Expenses for the period are detailed in Note 17.4. Depreciation, amortization and provisions expenses


(in thousands of euros)			As of January 1, 2024						Increases						Decreases						Other movements & transfer.						Currency translation						As of December 31, 2024
Fixtures, fittings and installations			3,321						48						—						22						—						3,390
Right of use – Buildings			8,798						228						—						—						—						9,026
Technical equipment			2,327						166						—						—						—						2,492
Office and IT equipment			1,043						227						—						(15)						3						1,258
Transport equipment			34						—						(35)						—						1						—
Tangible assets in progress			44						94						—						3						—						141
Prepayments on tangible assets			144						141						—						(35)						—						250
Gross book value of tangible assets			15,712						903						(35)						(25)						3						16,559
Fixtures, fittings and installations			(2,274)						(308)						—						—						—						(2,582)
Right of use – Buildings			(4,448)						(1,025)						—						—						—						(5,473)
Technical equipment			(1,750)						(196)						—						—						—						(1,945)
Office and IT equipment			(955)						(89)						—						25						(2)						(1,021)
Transport equipment			(35)						—						35						—						(1)						—
Accumulated depreciation of tangible assets(1)			(9,461)						(1,617)						35						25						(3)						(11,021)
Net book value of tangible assets			6,251						(714)						—						—						—						5,538

(1)Expenses for the period are detailed in Note 17.4. Depreciation, amortization and provisions expenses