Cboe(@Cboe):Lossdog opened the markets! 🔔 .@wearelossdog is a Chicago fintech company from Tom Sosnoff and Scott Sheridan, the founders of thinkorswim and tastytrade. Its platform gives active investors and working professionals one place to optimize their portfolios and price their careers.

Cboe

@Cboe

The world's leading derivatives and securities exchange network. Connecting people to financial markets since 1973.

Joined October 2008

915 Following 578.9K Followers

Cboe@Cboe

2026.10.23 18:06

Lossdog opened the markets! 🔔 .@wearelossdog is a Chicago fintech company from Tom Sosnoff and Scott Sheridan, the founders of thinkorswim and tastytrade. Its platform gives active investors and working professionals one place to optimize their portfolios and price their careers.