SEC Form 3 filings reporting initial statements of beneficial ownership of secur
SEC Form 3 filings reporting initial statements of beneficial ownership of securities. Filed by corporate insiders (directors, officers, and 10%+ shareholders) when they first acquire a position. Can't find what you're looking for? POST feedback to /feedback, no charge.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
631 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://agent.massive.com/stocks/filings/vX/form-3
| Category | Market data |
|---|---|
| Provider host | agent.massive.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 4 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 631 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"limit": 100,
"sort": "filing_date.desc"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"filing_date": {
"description": "Date when the filing was submitted to the SEC (formatted as YYYY-MM-DD). Value must be formatted 'yyyy-mm-dd'.",
"type": "string"
},
"filing_date.gt": {
"description": "Filter greater than the value. Value must be formatted 'yyyy-mm-dd'.",
"type": "string"
},
"filing_date.gte": {
"description": "Filter greater than or equal to the value. Value must be formatted 'yyyy-mm-dd'.",
"type": "string"
},
"filing_date.lt": {
"description": "Filter less than the value. Value must be formatted 'yyyy-mm-dd'.",
"type": "string"
},
"filing_date.lte": {
"description": "Filter less than or equal to the value. Value must be formatted 'yyyy-mm-dd'.",
"type": "string"
},
"form_type": {
"description": "SEC form type ('3' for initial filing, '3/A' for amendments).",
"type": "string"
},
"issuer_cik": {
"description": "SEC Central Index Key of the issuer company (10 digits, zero-padded).",
"type": "string"
},
"issuer_cik.any_of": {
"description": "Filter equal to any of the values. Multiple values can be specified by using a comma separated list.",
"type": "string"
},
"limit": {
"default": 100,
"description": "Limit the maximum number of results returned. Defaults to '100' if not specified. The maximum allowed limit is '10000'.",
"maximum": 10000,
"minimum": 1,
"type": "integer"
},
"owner_cik": {
"description": "SEC Central Index Key of the reporting owner (10 digits, zero-padded).",
"type": "string"
},
"owner_cik.any_of": {
"description": "Filter equal to any of the values. Multiple values can be specified by using a comma separated list.",
"type": "string"
},
"sort": {
"default": "filing_date.desc",
"description": "A comma separated list of sort columns. For each column, append '.asc' or '.desc' to specify the sort direction. The sort column defaults to 'filing_date' if not specified. The sort order defaults to 'desc' if not specified.",
"type": "string"
},
"tickers": {
"description": "Filter for arrays that contain the value.",
"type": "string"
},
"tickers.all_of": {
"description": "Filter for arrays that contain all of the values. Multiple values can be specified by using a comma separated list.",
"type": "string"
},
"tickers.any_of": {
"description": "Filter for arrays that contain any of the values. Multiple values can be specified by using a comma separated list.",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}