Ontario Securities Commission (OSC) is an independent Crown corporation responsible for regulating capital markets in the province. The regulator protects investors from unfair, improper or fraudulent practices and fosters confidence, fairness and efficiency in the capital markets. OSC primarily uses rule-making and enforcement powers to deter misconduct by all participants in the markets. OSC regulates firms and individuals who sell securities and provide advice in Ontario. OSC also regulates public companies, investment funds and marketplaces, such as the Toronto Stock Exchange.


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