NEW YORK, Oct. 21, 2018 (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.

Ampio Pharmaceuticals, Inc. (NYSE American: AMPE)
Lead Plaintiff Deadline: October 24, 2018
Class Period: December 14, 2017 and August 7, 2018

Get additional information about AMPE: http://www.wongesq.com/pslra-1/ampio-pharmaceuticals-inc-loss-form?wire=3

Nevro Corp. (NYSE: NVRO)
Lead Plaintiff Deadline: October 22, 2018
Class Period: January 8, 2018 and July 12, 2018

Get additional information about NVRO: http://www.wongesq.com/pslra-1/nevro-corp-loss-submission-form?wire=3

Papa John’s International, Inc. (NASDAQ: PZZA)
Lead Plaintiff Deadline: October 29, 2018
Class Period: February 25, 2014 and July 19, 2018

Get additional information about PZZA: http://www.wongesq.com/pslra-1/papa-johns-international-inc-submission-form?wire=3

OPKO Health Inc. (NASDAQ: OPK)
Lead Plaintiff Deadline: November 13, 2018
Class Period: September 26, 2013 and September 7, 2018

Get additional information about OPK: http://www.wongesq.com/pslra-1/opko-health-inc-loss-submission-form?wire=3

Qurate Retail Group, Inc. (NASDAQGS: QRTEA)
Lead Plaintiff Deadline: November 5, 2018
Class Period: August 5, 2015 and September 7, 2016

Get additional information about QRTEA: http://www.wongesq.com/pslra-1/qurate-retail-group-inc-loss-submission-form?wire=3

Microchip Technology Inc. (NASDAQGS: MCHP)
Lead Plaintiff Deadline: November 16, 2018
Class Period: March 2, 2018 and August 9, 2018

Get additional information about MCHP: http://www.wongesq.com/pslra-1/microchip-technology-inc-loss-submission-form?wire=3

Cocrystal Pharma, Inc. (NASDAQCM: COCP)
Lead Plaintiff Deadline: November 19, 2018
Class Period: September 23, 2013 and September 7, 2018

Get additional information about COCP: http://www.wongesq.com/pslra-1/cocrystal-pharma-inc-f-k-a-biozone-pharmaceuticals-loss-submission-form?wire=3

TG Therapeutics, Inc. (NASDAQCM: TGTX)
Lead Plaintiff Deadline: December 3, 2018
Class Period: June 4, 2018 and September 25, 2018

Get additional information about TGTX: http://www.wongesq.com/pslra-1/tg-therapeutics-inc-loss-submission-form?wire=3

Campbell Soup Company (NYSE: CPB)
Lead Plaintiff Deadline: November 27, 2018
Class Period: August 31, 2017 and May 17, 2018

Get additional information about CPB: http://www.wongesq.com/pslra-1/campbell-soup-company-loss-submission-form?wire=3

Trevena, Inc. (NASDAQGS: TRVN)
Lead Plaintiff Deadline: December 10, 2018
Class Period: May 2, 2016 and October 9, 2018

Get additional information about TRVN: http://www.wongesq.com/pslra-1/trevena-inc-loss-submission-form?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