CUSIP Cross-Reference

Free

CUSIP cross-reference - the 13F-holdings rollup for one security by CUSIP: issuer-name variants, how many filers/RSSDs hold it, and aggregate value and share counts.

Endpoint

GET /api/v1/sec/cusip/

Parameters

Name	Required	Description
cusip	required	9-character CUSIP of the security. e.g. 037833100

Python SDK

import bankregreports
bank = bankregreports.bankreg("brr_…")
df = bank.sec_cusip(cusip=)