API Reference
Form 144 (restricted-stock sales)
Proposed sales of restricted securities reported on Form 144.
Form 144 (restricted-stock sales)
Proposed sales of restricted securities reported on Form 144.
- Base URL:
https://api.clous.ai - Auth:
Authorization: Bearer clous_live_...
GET /v1/insider/form144Results are returned through the standard response envelope and are cursor-paginated.
Query parameters
Prop
Type
Example request
curl -s "https://api.clous.ai/v1/insider/form144?limit=3" \
-H "Authorization: Bearer clous_live_..."import requests
resp = requests.get(
"https://api.clous.ai/v1/insider/form144",
params={"limit":"3"},
headers={"Authorization": "Bearer clous_live_..."},
)
data = resp.json()const resp = await fetch(
"https://api.clous.ai/v1/insider/form144?limit=3",
{ headers: { Authorization: "Bearer clous_live_..." } },
);
const data = await resp.json();Example response
{
"data": [
{
"id": 2310,
"accession_number": "0001921094-26-000555",
"issuer_cik": "0000320193",
"class_of_securities": "Common",
"shares_to_be_sold": 50000,
"approximate_sale_date": "2026-05-27",
"sale_date_key": "2026-05-27",
"name_of_broker": "Charles Schwab & Co., Inc.",
"broker_normalized_name": "charles schwab co inc",
"aggregate_market_value_usd": 15551085,
"number_of_shares_outstanding": 14687356000,
"observed_at": "2026-05-30T16:55:01"
},
{
"id": 636,
"accession_number": "0001959173-26-004019",
"issuer_cik": "0000811156",
"class_of_securities": "Common",
"shares_to_be_sold": 3000,
"approximate_sale_date": "2026-05-26",
"sale_date_key": "2026-05-26",
"name_of_broker": "Fidelity Brokerage Services LLC",
"broker_normalized_name": "fidelity brokerage services",
"aggregate_market_value_usd": 222930,
"number_of_shares_outstanding": 308919602,
"observed_at": "2026-05-29T16:31:44"
}
],
"page": {
"limit": 3,
"next_cursor": "MjAyNjA1MjZ8NjM1",
"has_more": true
},
"as_of": "2026-06-13T16:27:35.641865Z",
"source": "form_144",
"query_echo": {
"limit": 3
},
"warnings": []
}Status codes
| Status | Meaning |
|---|---|
200 | Success. An empty result still returns 200 with data: [] and a warnings entry. |
401 | Missing or invalid API key. |
402 | Out of credits. |
404 | No record for the supplied path parameter. |
422 | Validation error — a parameter was the wrong type or out of range. |
429 | Rate limited. |
All data derives from public SEC EDGAR (and, where noted, FINRA IAPD / USPTO) filings. Clous is independent of the SEC.
Insider (Form 4)
Full reference for the live Clous insider-transactions endpoint — search Form 3/4/5 insider trades by issuer, owner, transaction code, date, and value.
Ownership (13D/G)
Full reference for the live Clous ownership endpoint — search 13D/13G beneficial-ownership records and activist stakes by issuer, filer, person, form type, and filing date.