CORRECTIONS TO THE ADDITIONAL INFORMATION DOCUMENTSaint-Petersburg, Russia, October 19, 2011 – JSC “Polymetal” (LSE, MICEX, RTS: PMTL) (the “Company”) announces that today the Company has published corrections to its additional information document announced by the Company on 3 October 2011.

A copy of the above document has been submitted to the National Storage Mechanism and will shortly be available for inspection at www.Hemscott.com/nsm.do.

The document is available on the Company’s website at http://www.polymetal.ru.

Media Contact Andrey Abashin Press-secretary

Tel. +7.812.677.4325 abashin@polymetal.ru

Investor Relations Contact

Pavel Danilin

EVP, Strategic Development Tel. +7.812.313.5964 danilin@polymetal.ru

THIS RELEASE MAY INCLUDE STATEMENTS THAT ARE, OR MAY BE DEEMED TO BE, “FORWARD-LOOKING STATEMENTS”. THESE FORWARD- LOOKING STATEMENTS SPEAK ONLY AS AT THE DATE OF THIS RELEASE. THESE FORWARD-LOOKING STATEMENTS CAN BE IDENTIFIED BY THE USE OF FORWARD-LOOKING TERMINOLOGY, INCLUDING THE WORDS “TARGETS”, “BELIEVES”, “EXPECTS”, “AIMS”, “INTENDS”, “WILL”, “MAY”, “ANTICIPATES”, “WOULD”, “COULD” OR “SHOULD” OR SIMILAR EXPRESSIONS OR, IN EACH CASE THEIR NEGATIVE OR OTHER VARIATIONS OR BY DISCUSSION OF STRATEGIES, PLANS, OBJECTIVES, GOALS, FUTURE EVENTS OR INTENTIONS. THESE FORWARD- LOOKING STATEMENTS ALL INCLUDE MATTERS THAT ARE NOT HISTORICAL FACTS. BY THEIR NATURE, SUCH FORWARD-LOOKING STATEMENTS INVOLVE KNOWN AND UNKNOWN RISKS, UNCERTAINTIES AND OTHER IMPORTANT FACTORS BEYOND THE COMPANY’S CONTROL THAT COULD CAUSE THE ACTUAL RESULTS, PERFORMANCE OR ACHIEVEMENTS OF THE COMPANY TO BE MATERIALLY DIFFERENT FROM FUTURE RESULTS, PERFORMANCE OR ACHIEVEMENTS EXPRESSED OR IMPLIED BY SUCH FORWARD-LOOKING STATEMENTS. SUCH FORWARD-LOOKING STATEMENTS ARE BASED ON NUMEROUS ASSUMPTIONS REGARDING THE COMPANY’S PRESENT AND FUTURE BUSINESS STRATEGIES AND THE ENVIRONMENT IN WHICH THE COMPANY WILL OPERATE IN THE FUTURE. FORWARD- LOOKING STATEMENTS ARE NOT GUARANTEES OF FUTURE PERFORMANCE. THERE ARE MANY FACTORS THAT COULD CAUSE THE COMPANY’S ACTUAL RESULTS, PERFORMANCE OR ACHIEVEMENTS TO DIFFER MATERIALLY FROM THOSE EXPRESSED IN SUCH FORWARD- LOOKING STATEMENTS. THE COMPANY EXPRESSLY DISCLAIMS ANY OBLIGATION OR UNDERTAKING TO DISSEMINATE ANY UPDATES OR REVISIONS TO ANY FORWARD-LOOKING STATEMENTS CONTAINED HEREIN TO REFLECT ANY CHANGE IN THE COMPANY’S EXPECTATIONS WITH REGARD THERETO OR ANY CHANGE IN EVENTS, CONDITIONS OR CIRCUMSTANCES ON WHICH ANY SUCH STATEMENTS ARE BASED

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