CBOE BZX Equities
CBOE BYX Equities
CBOE EDGX Equities
CBOE EDGA Equities
Investors Exchange (IEX)
Nasdaq
Nasdaq BX (Boston)
Nasdaq PSX (Philadelphia)
NYSE
NYSE American
NYSE Arca Equities
NYSE Chicago
NYSE National
List of Internalizers:
Citadel Securities
Hudson River Trading
IMC Trading
Jane Street
Tower Research Capital
XTX Markets
Alternative Trading Systems
UBSA — UBS ATS — UBS SECURITIES LLC
CROS — CROSSFINDER — CREDIT SUISSE SECURITIES (USA) LLC
SGMT — SIGMA X2 — GOLDMAN, SACHS & CO.
EBXL — LEVEL ATS — EBX LLC
MSPL — MS POOL (ATS-4) — MORGAN STANLEY & CO. LLC
JPMX — JPM-X — J.P. MORGAN SECURITIES LLC
BIDS — BIDS ATS — BIDS TRADING L.P.
LATS — THE BARCLAYS ATS — BARCLAYS CAPITAL INC.
DLTA — DEALERWEB — Dealerweb Inc.
ITGP — POSIT — VIRTU AMERICAS LLC (acquired Nov. 2018)
MSTX — MS TRAJECTORY CROSS (ATS-1) — MORGAN STANLEY & CO. LLC
JPBX — JPB-X — J.P. MORGAN SECURITIES LLC
DBAX — SUPERX ATS — DEUTSCHE BANK SECURITIES INC.
KCGM — VIRTU MATCHIT ATS — VIRTU AMERICAS LLC
MSRP — MS RPOOL (ATS-6) — MORGAN STANLEY & CO. LLC
MLIX — INSTINCT X — BOFA SECURITIES, INC.
IATS — IBKR ATS — INTERACTIVE BROKERS LLC
XSTM — CROSSSTREAM — NATIONAL FINANCIAL SERVICES LLC
LQNA — LIQUIDNET H2O ATS — LIQUIDNET, INC.
BLKX — INSTINET BLOCKCROSS — NOMURA
INCR — INTELLIGENTCROSS ATS — INTELLIGENT CROSS LLC
LQNT — LIQUIDNET NEGOTIATION ATS — LIQUIDNET, INC.
ICBX — CBX — INSTINET, LLC (now Nomura?)
LMNX — LUMINEX ATS — LUMINEX TRADING & ANALYTICS LLC
CODA — CODA — CODA MARKETS, INC.
CBLC — CITIBLOC — CITIGROUP GLOBAL MARKETS INC.
XIST — INSTINET CROSSING — INSTINET, LLC (now Nomura?)
PROS — TZERO ATS, LLC — TZERO ATS, LLC (formerly PRO Securities (PRO Securities LLC))
AQUA — AQUA — AQUA SECURITIES L.P.
PJCX — XE — PIPER JAFFRAY & CO (Formerly XE – WEEDEN & CO.L.P. WDNX)
USTK — USTOCKTRADE SECURITIES, INC. — USTOCKTRADE SECURITIES, INC.
….
APOG — APOGEE — CITADEL SECURITIES LLC — Ceased on April 2, 2015
CSTN — AMERICAN LEDGER ATS — AMERICAN LEDGER ATS