The Alcatel share is listed on the Premier Marché of the Paris Bourse - Euroclear code 13000 (RGA) and Reuters code CGEP.PA - on the markets in Amsterdam, Anvers, Bâle, Brussels, Frankfurt, Geneva, Tokyo and Zurich, and on SEAQ in London.

The stock is also traded on the New York Stock Exchange (code ALA ) in the form of American Depositary Shares (ADS).

Since May 22, 2000, each Alcatel ADS listed on the New York Stock Exchange represents one Alcatel ordinary share.

The Alcatel Class O share is listed in Paris and New-York (NASDAQ).