Mabion was created by four local pharmaceutical companies – most of whom are the largest shareholders to this day.

Shareholding structure

*Mr Maciej Wieczorek holds 100% of the share capital of Glatton Sp. z o.o. and indirectly, through Glatton Sp. z o.o., 58.81% of the share capital of Celon Pharma S.A. and 68.17% of the total number of votes in Celon Pharma S.A. (based on information on the website: https://celonpharma.com/struktura-akcjonariatu/).
No.	Shareholder	Number of shares	Number of votes	Share in total number of votes	Participation in the share capital
1.	Twiti Investments Limited	2 674 617	3 268 917	18,44%	16,55%
2.	Maciej Wieczorek through:*	1 717 485	2 210 335	12,47%	10,63%
	Glatton Sp. z o.o.	1 097 135	1 097 135	6,19%	6,79%
	Celon Pharma S.A.	620 350	1 113 200	6,28%	3,84%
3.	Polfarmex S.A.	1 474 346	1 957 196	11,04%	9,12%
4.	Other	10 295 878	10 295 878	58,06%	63,70%
	Total	16 162 326	17 732 326	100%	100%