Membership and connectivity

Membership

ATM Execution LLC
Archipelago Securities LLC
BNP Paribas Securities Corp.
Barclays Capital Inc.
Berstein Institutional Services LLC
BofA Securities, Inc.
Citadel Securities LLC
Citigroup Global Markets Inc.
Clear Street LLC
Clearpool Execution Services, LLC
Cowen & Co.
DRW Securities, L.L.C.
Dash Financial Technologies LLC
Goldman Sachs & Co. LLC
HRT Financial LP
IEX Services LLC
Instinet, LLC
Interactive Brokers LLC
J.P. Morgan Securities LLC
Jane Street Capital, LLC
Jane Street Execution Services, LLC
Jefferies LLC
Morgan Stanley & Co. LLC
Nasdaq Execution Services, LLC
Pershing LLC
RBC Capital Markets, LLC
SG Americas Securities, LLC
UBS Securities LLC
Virtu Americas LLC
Wells Fargo Securities, LLC