Tradeweb APA Bug Mires Mifir Reporting

Reporting platform began rejecting trade reports due to mismatched identifiers, banks say.

Trading stock data

Tradeweb’s Approved Publication Arrangement (APA), which is backed by a number of major banks, refused key aspects of trade reports from several clients until late yesterday afternoon, according to sources. The problem stemmed from the APA rejecting elements of non-equity trade reports where the International Securities Identification Number (ISIN) attached to the submission did not match those held in Tradeweb’s systems, WatersTechnology understands.

Under the Markets in Financial Instruments

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