Created in 1987 (Spain), TEF own 324 sister brands and 3453 competing brands. TEF is a brand of Telefonica, listed on the stock exchange of Madrid. The ISIN, the company's International Securities Identification Number, is ES0178430E18. The sector of TEF is Telecommunication Services.
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Portfolio valuation
Telefonica
(TEF)
over 5 years*
EUR 2.51