Saw these posted on A$YI board. Seems that CDEL sh
Post# of 45510
Quote:
In less than a decade, Citadel Execution Services (CES) has become the #1
market maker in retail order flow and the leading options market maker for retail broker dealers1. CES is a division of Citadel Securities, which executes over 20% of daily U.S. listed equity option volume and 10% of U.S. equity volume2.
And:
Quote:
We are a strategic investor in U.S. and pan-European exchanges. In the U.S., we are an equity
market maker in approximately 7,700 NASDAQ, NYSE, NYSE Arca, and NYSE Alternext securities. In addition, we route orders in nearly every U.S.-listed equity and index option and are connected to all of the U.S. options exchanges.