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Digital assets and currencies

Understand assets, networks and trading mechanics with sources you can check.

Securities & exchanges

City Index

City Index is a United Kingdom-based provider of spread betting, contracts for difference (CFD) trading and foreign exchange (FX) trading services. Founded in 1983, it operates as a retail trading brand of the Nasdaq-listed financial services group StoneX. In the UK, City Index is operated by StoneX Financial Ltd, which is authorised by the Financial Conduct Authority (FCA).

Securities & exchanges

Forex.com

Forex.com is a foreign exchange (FX) and contracts for difference (CFD) trading brand owned by StoneX Group. In the United States, it is operated by GAIN Capital Group LLC, a wholly owned subsidiary of StoneX Group Inc.. The brand offers leveraged trading in currencies, commodities, indices, and cryptocurrencies.

Trading basics

GAIN Capital

GAIN Capital Holdings, Inc. was a US-based provider of online trading services, headquartered in Warren, New Jersey until it was acquired by StoneX Group in 2020. The company provided market access and trade execution services in foreign exchange, contracts for difference (CFDs) and exchange-based products to retail and institutional investors. Trading was provided via one of two electr