Beneficial owners

GET/api/ownership/beneficial-owners

Returns beneficial owners (5%+ shareholders) from SEC Schedule 13D/13G filings. Shows the most recent report per owner, ordered by ownership percentage. Includes change tracking vs previous filing and insider cross-referencing.

Get API key Try it live in the API explorer

Query parameters

symbol string optional min length 1 · max length 10

Stock ticker symbol. Identify the entity by exactly one of: symbol, cik, cusip, composite_figi, or share_class_figi. At least one is required.

Example: AAPL
cik integer optional

SEC Central Index Key (CIK).

Example: 320193
cusip string optional min length 9 · max length 9

CUSIP identifier (9 characters).

Example: 037833100
composite_figi string optional

Composite OpenFIGI identifier.

Example: BBG000B9XRY4
share_class_figi string optional

Share-class OpenFIGI identifier.

Example: BBG001S5N8V8

Example request

curl 'https://api.stockfit.io/v1/api/ownership/beneficial-owners?symbol=AAPL&cik=320193&cusip=037833100&composite_figi=BBG000B9XRY4&share_class_figi=BBG001S5N8V8' \
  -H 'Authorization: Bearer YOUR_API_TOKEN'

Responses

200 OK

List of beneficial owners ordered by ownership percentage (descending)

Response schema

array of:

reportingPersonName string
Name of the beneficial owner
reportingPersonCik integer | null
CIK of the reporting person
activist boolean
Whether this is an activist investor (Schedule 13D filer)
amendment boolean
Whether this is an amended filing
percentOfClass number | null
Percentage of share class owned
aggregateAmountOwned number | null
Total shares owned
soleVotingPower number | null
Shares with sole voting power
sharedVotingPower number | null
Shares with shared voting power
soleDispositivePower number | null
Shares with sole dispositive power
sharedDispositivePower number | null
Shares with shared dispositive power
typeOfReportingPerson string | null
SEC reporting person type code: | Code | Meaning | |------|---------| | IA | Investment Adviser | | BD | Broker or Dealer | | BK | Bank | | IC | Insurance Company | | IV | Investment Company | | EP | Employee Benefit Plan or Endowment Fund | | HC | Holding Company | | SA | Savings Association | | CP | Corporation | | PN | Partnership | | IN | Individual | | OO | Other |
securityClassTitle string | null
Title of the security class
reportDate string | null
Filing report date (YYYY-MM-DD)
accessionNumber string | null
SEC accession number
filingUrl string | null
URL to the SEC filing
filingType string | null
SEC form type (13G, 13D, etc.)
prevPercentOfClass number | null
Previous filing ownership percentage for change tracking
purposeOfTransaction string | null
Stated purpose of the transaction
intent string | null
Investor intent classified from the filing's stated purpose (Item 4): | Value | Meaning | |-------|---------| | active | Activist intent — seeks board seats, proxy fights, corporate changes, or sale of the company | | strategic | Passive/strategic — investment purposes only, no current plans to influence management |
isInsider boolean
Whether this owner is also a company officer or director
insiderTitle string | null
Officer title if the owner is also an insider

Example response

[
  {
    "reportingPersonName": "The Vanguard Group",
    "reportingPersonCik": 0,
    "activist": false,
    "amendment": true,
    "percentOfClass": 9.47,
    "aggregateAmountOwned": 1415826462,
    "soleVotingPower": 0,
    "sharedVotingPower": 19800347,
    "soleDispositivePower": 1343278627,
    "sharedDispositivePower": 72547835,
    "typeOfReportingPerson": "IA",
    "securityClassTitle": "Common Stock",
    "reportDate": "2025-07-29",
    "accessionNumber": "0000932471-25-000778",
    "filingUrl": "string",
    "filingType": "13G",
    "prevPercentOfClass": 0,
    "purposeOfTransaction": "string",
    "intent": "string",
    "isInsider": false,
    "insiderTitle": "string"
  }
]

400 Bad Request

Invalid parameters or company not found

Response schema

error string
Human-readable error message

Example response

{}

403 Forbidden

Feature not available on current plan

Response schema

error string
Human-readable error message

Example response

{}