The company that developed one of the most popular pieces of trading software is about to make it easier for professionals to bet on cryptocurrencies such as Bitcoin.

Since launching in 2015, mobile brokerage platform Robinhood has become a staple among millennials diving into U.S. equity markets via smartphones. Now, the firm is moving into the crypto markets. It starts offering Bitcoin and Ethereum trading next month.

BitGo Inc., a closely held crypto-security firm, agreed to buy Bitcoin custodian Kingdom Trust as it seeks to attract as much as $20 billion that institutional investors could commit to digital currencies.

Goodbye bonds, hello Bitcoin.

Phillip Securities Thailand says Thais interested in investing in regulated bitcoin futures have to meet the company's criteria and be prepared to shoulder the risks associated with high fluctuations in price.

Robinhood Financial LLC, which makes a popular free stock-trading app, is getting into cryptocurrency. The move gives fellow financial-technology startup Coinbase Inc. a new competitor.