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Technical Notice

New OTC Equity Short Interest Data Download and API Guidelines (Effective January 14, 2019)

January 08, 2019

As part of a technology upgrade, FINRA has implemented improved interfaces to retrieve data and has established naming conventions that follow industry standards. This change will promote consistent column names, both in the file download feature and API access.

FINRA will change column names and the order in which the columns are displayed in the download files. FINRA will support a new Application Program Interface (API) to enable access to the OTC Equity Short Interest Data effective January 14, 2019. Details are provided in the

. The existing methods of API access will no longer work effective January 14, 2019.

If you have any questions, Please contact email.