425

FILED BY NOKIA CORPORATION

PURSUANT TO RULE 425 UNDER THE SECURITIES ACT OF 1933

SUBJECT COMPANY: ALCATEL-LUCENT

FILE NO. 001-11130

Voicemail Message:

We are calling to remind you that the Nokia exchange offer for Alcatel Lucent ADSs expires on December 22 at 5PM eastern time. If you wish to tender your ADSs and hold them through a bank or broker, please contact the person responsible for your account soon. Each firm has their own cut-off date, so please check with your financial advisor promptly. If you hold your ADSs directly and wish to participate, please follow the instructions that were previously sent to you by mail. For more information on the exchange offer, including important information about the offer, please visit www.newconnectivity.com. Thank you.

IMPORTANT ADDITIONAL INFORMATION

This document relates to the public exchange offer by Nokia to exchange all of the ordinary shares, American depositary shares (“ADSs”) and convertible securities issued by Alcatel-Lucent for new ordinary shares and ADSs of Nokia. This document is for informational purposes only and does not constitute an offer to purchase or exchange, or a solicitation of an offer to sell or exchange, any ordinary shares, ADSs or convertible securities of Alcatel-Lucent, nor is it a substitute for the Tender Offer Statement on Schedule TO; the Registration Statement on Form F-4 (the “Registration Statement”) (Registration No. 333- 206365) or the Solicitation / Recommendation Statement on Schedule 14D-9 each filed with the SEC, the listing prospectus and listing prospectus supplement of Nokia filed with the Finnish Financial Supervisory Authority or Nokia’s offer document (note d’information) and Alcatel-Lucent’s response document (note en réponse) filed with the Autorité des marchés financiers (“AMF”) on October 29, 2015 and which received the visa of the AMF on November 12, 2015 (including the letters of transmittal and related documents and as amended and supplemented from time to time, the “Exchange Offer Documents”). No offering of securities shall be made in the United States except by means of a prospectus meeting the requirements of Section 10 of the U.S. Securities Act of 1933. The exchange offer is being made only through the Exchange Offer Documents.

The making of the exchange offer to specific persons who are residents in or nationals or citizens of jurisdictions outside France or the United States or to custodians, nominees or trustees of such persons (the “Excluded Shareholders”) may be made only in accordance with the laws of the relevant jurisdiction. It is the responsibility of the Excluded Shareholders wishing to accept an exchange offer to inform themselves of and ensure compliance with the laws of their respective jurisdictions in relation to the proposed exchange offer. The exchange offer will be made only through the Exchange Offer Documents.

INVESTORS AND SECURITY HOLDERS ARE URGED TO READ THE EXCHANGE OFFER DOCUMENTS AND ALL OTHER RELEVANT DOCUMENTS THAT NOKIA OR ALCATEL-LUCENT HAS FILED OR MAY FILE WITH THE SEC, AMF, NASDAQ HELSINKI OR FINNISH FINANCIAL SUPERVISORY AUTHORITY WHEN THEY BECOME AVAILABLE BECAUSE THEY CONTAIN IMPORTANT INFORMATION THAT INVESTORS AND SECURITY HOLDERS SHOULD CONSIDER BEFORE MAKING ANY DECISION REGARDING THE PROPOSED EXCHANGE OFFER.

The information contained in this document must not be published, released or distributed, directly or indirectly, in any jurisdiction where the publication, release or distribution of such information is restricted by laws or regulations. Therefore, persons in such jurisdictions into which these materials are published, released or distributed must inform themselves about and comply with such laws or regulations. Nokia and Alcatel-Lucent do not accept any responsibility for any violation by any person of any such restrictions.

The Exchange Offer Documents and other documents referred to above, if filed or furnished by Nokia or Alcatel-Lucent with the SEC, as applicable, are available free of charge at the SEC’s website (www.sec.gov).

Nokia’s offer document (note d’information) and Alcatel-Lucent’s response document (note en réponse), which received visa No. 15-573 and No. 15-574 respectively from the AMF, containing detailed information with regard to the exchange offer, are available on the websites of the AMF (www.amf-france.org), Nokia (www.nokia.com) and Alcatel-Lucent (www.alcatel-lucent.com).