Trading securities outside formal exchanges.

Medication available without prescription legally.

Traded outside traditional stock exchanges.

Trading platform for unlisted stocks.

Traded outside formal exchange markets.

Securities bought on credit, regulated.

OTC Markets Group, Inc. (formerly known as National Quotation Bureau, Pink Sheets, and Pink OTC Markets) is an American financial services corporation that operates a financial market providing price and liquidity information for almost 12,400 over-the-counter securities.

The OTC Exchange Of India, also known as the Over-the-Counter Exchange of India, was based in Mumbai, Maharashtra.