NEW YORK, Jan. 31, 2019 (GLOBE NEWSWIRE) -- The Law Offices of Vincent Wong announce that class actions have commenced on behalf of shareholders of the following companies. If you suffered a loss you have until the lead plaintiff deadline to request that the court appoint you as lead plaintiff.

DBV Technologies S.A. (NASDAQ: DBVT) Lead Plaintiff Deadline: March 18, 2019 Class Period: February 14, 2018 and December 19, 2018

Get additional information about DBVT: http://www.wongesq.com/pslra-1/dbv-technologi...orm?wire=3

Micron Technology Inc. (NASDAQGS: MU) Lead Plaintiff Deadline: March 25, 2019 Class Period: June 22, 2018 and November 19, 2018

Get additional information about MU: http://www.wongesq.com/pslra-1/micron-technol...orm?wire=3

Vale S.A. (NYSE: VALE) Lead Plaintiff Deadline: March 29, 2019 Class Period: April 13, 2018 and January 28, 2019

Get additional information about VALE: http://www.wongesq.com/pslra-1/vale-s-a-loss-...orm?wire=3

Tyme Technologies, Inc. (NASDAQCM: TYME) Lead Plaintiff Deadline: March 29, 2019 Class Period: March 14, 2018 and January 18, 2019

Get additional information about TYME: http://www.wongesq.com/pslra-1/tyme-technolog...orm?wire=3

To learn more contact Vincent Wong, Esq. either via email vw@wongesq.com or by telephone at 212.425.1140.

Vincent Wong, Esq. is an experienced attorney that has represented investors in securities litigations involving financial fraud and violations of shareholder rights. Attorney advertising. Prior results do not guarantee similar outcomes.

CONTACT: Vincent Wong, Esq. 39 East Broadway Suite 304 New York, NY 10002 Tel. 212.425.1140 Fax. 866.699.3880 E-Mail: vw@wongesq.com