form field is '3' or '5'. Form 5 holdings carry is_annual=True; Form 3 holdings omit the flag (additive). Derivative-only fields (conversion/exercise price, expiration, underlying security) are null for non-derivative holdings. CIK accepted as 10-digit zero-padded or unpadded; canonicalised server-side. Retention 365 days; out-of-window from_date returns 422.x-api-key: ********************curl --location 'https://sugra.ai/api/v1/sec/edgar/insider//holdings?from_date=undefined&to_date=undefined' \
--header 'x-api-key: <api-key>'{
"data": {
"cik": "0000320193",
"company_name": "string",
"from_date": "2026-05-12",
"to_date": "2026-05-19",
"holdings": [
{
"filing_accession": "string",
"filed_at": "string",
"holding_id": 0,
"form": "string",
"is_amendment": true,
"amends_accession": "string",
"reporting_owner_cik": "string",
"reporting_owner_name": "string",
"is_director": true,
"is_officer": true,
"is_ten_percent_owner": true,
"officer_title": "string",
"is_derivative": true,
"security_title": "string",
"shares_owned": 0,
"direct_or_indirect": "string",
"nature_of_ownership": "string",
"conversion_or_exercise_price": 0,
"exercise_date": "string",
"expiration_date": "string",
"underlying_security_title": "string",
"underlying_security_shares": 0,
"primary_doc_url": "string",
"is_annual": true,
"period_of_report": "string"
}
]
},
"meta": {
"endpoint": "/api/v1/fred/us/cpi",
"data_time": "2026-04-16T14:30:00Z",
"response_time": "2026-04-16T14:30:12Z",
"provider": "Sugra API v1.0.1",
"source": "string",
"attribution": "string",
"fallback_used": true,
"fallback_chain": [
"string"
],
"cached": true,
"stale": true
}
}