Company AB Science Deutsche Boerse AG

A8D

FR0010557264

Pharmaceuticals

Real-time Estimate Tradegate 02:10:46 2026-09-09 EDT			5-day change	1st Jan Change
0.7290 ^EUR	+0.69%		+4.17%	-46.92%

08-17	AB Science completes settlement and delivery of its private placement
08-10	AB Science Wraps Up EUR14 Million Private Placements	MT

Business description: AB Science

AB Science specializes in research, development, and sales of kinase protein inhibitors (KPI), therapeutic drugs used in treating cancerous tumors, inflammatory and neuro-degenerative diseases in both humans and animals.

Number of employees: 31

Sales by Activity: AB Science

Fiscal Period: December	2021 (EUR)	2022 (EUR)	2023 (EUR)	2024 (EUR)	2025 (EUR)
Pharmaceuticals	1.61M	958K	970K	1.07M	1.17M

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Geographical breakdown of sales: AB Science

Fiscal Period: December	2021 (EUR)	2022 (EUR)	2023 (EUR)	2024 (EUR)	2025 (EUR)
Europe	-	-	-	-	955K
outside Europe	-	-	-	-	219K

See all geographic segments

Executive Committee: AB Science

Manager	Title	Age	Since
Stéphane Ledermann CEO	Chief Executive Officer	-	2026-07-06
Laurent Guy DFI	Director of Finance/CFO	-	2009-11-19
Christian Fassotte CTO	Chief Tech/Sci/R&D Officer	-	2018-03-31
Alexis Bernard PRN	Corporate Officer/Principal	-	-

See AB SCIENCE governance

Composition of the Board of Directors: AB Science

Director	Title	Age	Since
Alain Moussy CHM	Chairman	-	2001-07-10
Patrick Moussy BRD	Director/Board Member	-	2011-09-19
Cécile de Guillebon BRD	Director/Board Member	65	2021-06-26
Catherine Johnston-Roussillon BRD	Director/Board Member	68	2021-06-26
Guillemette Latscha BRD	Director/Board Member	-	2021-06-26
Stéphane Ledermann CHM	Chairman	-	2026-07-06

Composition of the Board of Directors

Shareholders: AB Science

Name	Stocks	%	Valuation
Jean-Claude Marian 26.86 %	25,932,042	26.86 %	21 M €
Gestys SA 0.0155 %	15,000	0.0155 %	12 249 €
UBS Wealth Management SGIIC SA 0.003211 %	3,100	0.003211 %	2 531 €

Name	Stocks	%	Valuation
Friedland Gestion SAS 5.198 %	85,471	5.198 %	33 160 €

Name	Stocks	%	Valuation
Friedland Gestion SAS 4.167 %	64,103	4.167 %	20 403 €

List of AB SCIENCE shareholders

Company details: AB Science

AB Science SA

3, avenue George V

75008, Paris

+33 1 47 20 00 14

http://www.ab-science.com

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