Tranche Update on OTC Markets Group Inc.'s Equity Buyback Plan announced on August 15, 2011.

OTC Markets Group Inc. operates regulated markets for trading 12,000 United States and international securities. The Company’s three public markets include OTCQX Best Market, OTCQB Venture Market and Pink Open Market. It operates three business lines: OTC Link, Market Data Licensing, and Corporate Services. Its wholly owned subsidiary, OTC Link LLC, operates OTC Link ATS, OTC Link ECN, and OTC Link NQB, each a Securities and Exchange Commission (SEC)-regulated alternative trading system (ATS). Market Data Licensing distributes market data and financial information. Corporate Services operates the OTCQX and OTCQB markets and offers issuers disclosure and regulatory compliance products. It provides critical infrastructure to the United States financial markets, connecting brokers, organizing markets, and incentivizing disclosure. Its market data provides price transparency, assists regulated entities in meeting their compliance obligations, and enables informed investment decisions.