Share capital and Significant Shareholders

The share capital of OMER S.p.A. is Euro 5,750,000 divided into 28,750,000 ordinary shares, with no par value.

A breakdown of OMER’s share capital is shown below.

Controlling shareholders Share capital

Halfa S.r.l.


Giuseppe Russello


Vincenza Russello




Treasury shares Share capital
Treasury shares




Floating stock Share capital





Last update: March 13, 2023

No shareholders, in addition to those set out above, appear to own voting shares in excess of 5% in the equity capital of the Company.

Disclosure Obligations of Significant Shareholders

In compliance with Euronext Growth Milan Issuer’s Regulations, approved and published by Borsa Italiana S.p.A. and subsequent amendments and additions (“Regolamento Emittenti Euronext Growth Milan”), whoever holds at least 5% of a category of financial instruments of OMER S.p.A. is deemed to be a “Significant shareholder”. Exceeding the 5% threshold and achieving or exceeding (over or below) 5%, 10%, 15%, 20%, 25%, 30%, 50%, 66,6% and 90% makes up a “Substantial Change” that significant shareholders must report to OMER S.p.A. To this purpose, within 4 trading days after the date of the transaction that resulted in the “Substantial Change”, the significant shareholder must report the following to OMER S.p.A.:
  • ‍The identities of significant shareholders involved;
  • The date on which OMER S.p.A. was notified;
  • The date of the Substantial Change in shares;
  • The price, amount and category of OMER S.p.A. financial instruments involved;
  • The nature of the transaction;
  • The nature and extent of the significant shareholder’s contribution to the transaction.
‍The notification can be issued using the relative form (download here), sent by certified email to, sent in advance to the email address, or by registered mail with return receipt to the Company’s Operational and Administrative Headquarters.