Gurufocus - Historical financial data and insider holdings

MyBrocard - Brocard allows you to create an unlimited number of virtual cards for paying for advertising and other online payments, manage a team of buyers, choose from 20+ bins for various tasks, and enjoy convenient API for integrations.

FinViz - Stock screener for investors and traders, financial visualizations.

Moon Virtual Cards - Purchase Moon Visa® Prepaid Cards with crypto. Pay at millions of online merchants with secure virtual cards.

Yahoo! Finance - At Yahoo Finance, you get free stock quotes, up-to-date news, portfolio management resources, international market data, social interaction and mortgage rates that help you manage your financial life.

ABcard - ABcard - service allows you to issue an unlimited number of cards to pay for advertising accounts. 3 unique BINs for any work tasks, management of a team of media buyers inside a personal account and complete anonymity when paying for traffic.