Overstock’s blockchain arm tZERO aims to launch a broker dealer service in the United States by the second quarter of 2020.
Source: https://cointelegraph.com/news/overstocks-tzero-to-launch-broker-dealer-in-us-by-q2
Overstock’s tZERO to Launch Broker Dealer in US by Q2
May 4, 2020
CoinTelegraph