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Wertpapierkennnummer
The Wertpapierkennnummer (WKN, WPKN, WPK or simply Wert), is a German securities identification code. It is composed of six digits or capital letters (excluding I and O), and no check digit. Changes in format There have been several changes in the WKN definition: * WKN were switched from numeric to alphanumeric on 21 July 2003 * The first 2–4 Letters may show the issuer of the Instrument signup required * Many years ago, the WKNs were divided into different number ranges that represented different types of securities (e.g., stocks, warrants, funds, etc.). However, this number range system representing different classes of securities has been abandoned long ago. The WKNs and DE-ISINs are provided by WM-Datenservice. WKNs may be obsolete in future, since they may be replaced by |