You can download the release-schema.json file in English.


The extension defines a new Shareholder object with these fields:

Field Title Description Type(s)
id Shareholder ID

A local identifier for this shareholder, unique within this block. This field is used to keep track of multiple revisions of a shareholder through the compilation from release to record mechanism.

shareholder Shareholder organization reference.

An organization reference pointing the entry in the parties section for the shareholding organization.

OrganizationReference object
shareholding Shareholding

The percentage of shares held by the shareholder, expressed as a decimal value between 0 and 1.

votingRights Shareholder voting rights

The type of voting rights associated with the shares held by the shareholder.

string from closed votingRights codelist
votingRightsDetails Shareholder voting rights details

Detailed information about the shareholder's voting rights. This field should be completed when the shareholder voting rights are restricted, additional or enhanced.

notes Shareholder notes

Additional notes on this shareholder. This field should be used to provide details on any caps on equity transfer, or lock-in arrangements, applicable to this shareholder.



The extension defines these fields in the Organization object from OCDS:

Field Title Description Type(s)
shareholders Organization shareholders

A list of shareholders in the organization: used to provide company ownership information for firms, primarily in the case of large and complex contracts, or Public Private Partnerships, that require disclosure of this information for certain bidders or awarded parties.

array of Shareholder objects