Create Shareholder
POST/v1/users/shareholders
Creates a shareholder in the legal person onboarding equity structure.
Important:
- You can create multiple shareholders (natural person or legal person)
- Each shareholder can have a participation percentage in company capital
- Legal representatives must always be natural persons
Shareholder Types:
PARTNER- Partner/ShareholderATTORNEY- AttorneyADMINISTRATOR- AdministratorOTHER- Other
Constraints:
- User must be a legal person with active onboarding
- If legal person onboarding is being executed, the onboarding record should already exist (
POST /users/onboardings/legal-person)
Related endpoint: legal representatives can be linked to shareholders at POST /users/legal-representatives.
Request
Header Parameters
The transaction ID is a UUID (v4) used to uniquely identify the object that will be created. All objects must have an identifier.
The nonce ID is a UUID (v4) used to uniquely identify the request. All requests must have an identifier.
Possible values: [pt-BR, en-US]
Indicates the preferred language. Defaults to Brazilian Portuguese if unspecified.
The product ID is a UUID (v4) used to identify the Z.ro product configuration.
The product target user ID is a UUID (v4) used to identify what user account this request must be executed. Require: x-product-uuid.
- application/json
Body
required
Shareholder full name (corporate name for legal person, full name for natural person).
Document number (CPF for natural person, CNPJ for legal person). Only numbers.
Possible values: [PARTNER, ATTORNEY, ADMINISTRATOR, OTHER]
Shareholder type/qualification in the company (equity structure).
Participation percentage in company capital (participação acionária). Range: 0.00 to 100.00.
Note: This represents the equity stake in the company. If this shareholder is a legal person, you will need to create linked legal representatives (natural persons) and link them to this shareholder via the legal representatives endpoint.
Zip code (CEP) of the shareholder address. Used in CAF validation for QSA structure.
Responses
- 201
- 400
- 401
- 403
- 409
- 422
Shareholder created successfully. Proceed to create legal representatives linked to this shareholder.
- application/json
- Schema
- Example (from schema)
Schema
Shareholder ID.
Document number (CPF or CNPJ).
Possible values: [NATURAL_PERSON, LEGAL_PERSON]
Person type (natural person or legal person).
Shareholder name.
Participation percentage in company capital.
Possible values: [PARTNER, ATTORNEY, ADMINISTRATOR, OTHER]
Shareholder type/qualification.
Zip code (CEP) of the shareholder address.
Creation date.
{
"id": "d13ca8f2-4f0a-4a3d-b81e-5ee9c8bb8c56",
"document": "02465676008",
"person_type": "NATURAL_PERSON",
"name": "João Silva",
"participation_percentage": 35.5,
"type": "PARTNER",
"zip_code": "01310100",
"created_at": "2026-03-06T21:03:36.659Z"
}
If any required params are missing or has invalid format or type.
User authentication failed.
If the authenticated user does not have permission.
If a shareholder with the same document already exists for this company.
If any required params are missing or has invalid format or type.