Glancy Prongay & Murray LLP (“GPM”) announces that it is investigating potential claims on behalf of investors of Primero Mining Corp. ("Primero" or the "Company") (NYSE: PPP) concerning the Company and its officers’ possible violations of federal securities laws.

On February 3, 2016, Primero Mining disclosed that its subsidiary, Primero Empresa Minera, S.A. de C.V., had received a legal claim from the Mexican tax authorities that sought to nullify the Advance Pricing Agreement issued in 2012. Upon this news, shares of Primero Mining Corp. dropped nearly 27% during intraday trading on February 4, 2016.

If you purchased Primero Mining securities and have suffered a loss on your investment, have information or would like to learn more about these claims, or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Lesley Portnoy, Esquire, of GPM, 1925 Century Park East, Suite 2100, Los Angeles, California 90067 at 310-201-9150, Toll-Free at 888-773-9224, by email to shareholders@glancylaw.com, or visit our website at http://www.glancylaw.com. If you inquire by email please include your mailing address, telephone number and number of shares purchased.

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