Jeffrey S. Yass, a founder and the boss at Susquehanna International Group, addressed a class of interns at the Bala Cynwyd-based investment trading company in 2022. SIG employs around 2,900 worldwide.,” led by a handful of firms including SIG, which employs 3,000 traders and support staff worldwide, nearly half at its Bala Cynwyd offices; Florida-based Citadel, founded by billionaire Kenneth C.
For shares of very popular stocks like Apple or Amazon, this “spread” between buyer “bids” and seller “offers” may be very small per share, though still profitable if the market maker can capture a lot of trades. By Sept. 30 of last year, SIG controlled Digital World stock including with total estimated value of $35 million — offset, SIG says, by its short positions, which the SEC doesn’t