Ownership & smart money

Tier: Free · Endpoints: /v1/insider · /v1/institutions/holders-of/{symbol} · /v1/congress · /v1/companies/{symbol}/short-interest

Form 4 insider, 13F holdings, congress trades, and short interest, all cited.

Every row carries a provenance object with its source URL and, where the fact was extracted by a model, the verbatim quote.

Key fields

Field	Description
insider	Form 4 transactions with owner, type, shares, value
institutions	13F holders plus q/q flow
congress	STOCK Act PTRs with the verbatim quote
short_interest	FINRA bi-monthly plus days_to_cover

Example

curl "https://api.signals.ai/v1/insider" \
  -H "Authorization: Bearer $SIGNALS_KEY"

See the REST reference for the full schema.