/ownership/transaction-types

The SEC transaction-code catalog — 20 codes with their official name and grouping.

GET/api/v1/ownership/transaction-types
Credits0 — static catalog, no chargeRate limit60 per minute

Response: transaction_types (array of {code, name, group}), source_url (the SEC form the wording is copied from), and credits_used.

Credits: 0. No charge, no usage entry.

Errors: 422 VALIDATION_ERROR when any query parameter is sent.