Nasdaq Options Options Exchange Specifications and Resources Hub The resources you need all in one place. Options Exchange Specifications JUMP TO EXCHANGE: BX | NOM | PHLX | ISE | GEMX | MRX Regulatory & Additional Resources BX Resources BX Specifications Top of Market SpecsDepth of Market FeedsDepth of Market Glimpse FeedsSoupBinTCP 4.1SoupBinTCP 3.0SQF 9.0SQF 8.2CTI 3.0CTI 2.2FIX 2.0fFIX Drop 2.3e BX Additional Resources Factsheet Open Order Risk Management Open Market Maker Risk Management Open BX Options FAQs Open PRISM FAQs Open Pricing Open Rule Manual Open Listed Options Open System Settings Open NTF Guide Open NOM Resources NOM Specifications BONO 3.3ITTO 4.0.1SoupBinTCP 4.1SoupBinTCP 3.0SoupBinTCP 2.0SQF 6.5SQF 6.4CTI 1.3FIX 1.3hFIX Drop 2.4QUO 1.4eQUO Drop 1.1e NOM Additional Resources Opening Cross Open Order Risk Management Open Market Maker Risk Management Open NOM FAQs Open Pricing Open Rule Manual Open Listed Options Open System Settings Open NOM Options Corrections Tool Open PHLX Resources PHLX Specifications Top of Market 2.1Top of Market Glimpse 2.1Depth of Market 2.1Depth of Market Glimpse 2.1Order 2.1Spread 2.1Spread Glimpse - Top of Market 2.1Spread Glimpse - Depth of Market 2.1Trade 2.1SoupBinTCP 4.1SoupBinTCP 4.0SoupBinTCP 3.0OTTO 3.0SQF 9.0CTI 3.0FIX 13.4FIX Drop 2.1FBMS FIX 1.3 PHLX Additional Resources PHLX Replatform FAQ Open PHLX Kill Switch FAQ Open Opening Process Open Clearing Overview Open Order Risk Management Open Market Maker Risk Management Open PHLX FAQs Open PIXL FAQs Open Pricing Open Rule Manual Open Floor Participant Manual Open Listed Options Open System Settings Open Restricted OCC Members Open PHLX Complex Orders TOPO plus Orders Open Complex Order with Stock Auth Form Open Broker Agreement Open DTCC Portal Open MPID Request Form Open ISE Resources ISE Specifications Top of Market 2.1Top of Market Glimpse 2.1Depth of Market 2.1Depth of Market Glimpse 2.1Order 2.1Spread 2.1Spread Glimpse - Top of Market 2.1Spread Glimpse - Depth of Market 2.1Trade 2.1CTI 3.0FIX 13.4FIX Drop 2.1OTTO 3.0SQF 9.0SoupBinTCP 3.0SoupBinTCP 4.1 ISE Additional Resources NTF Guide Open Order Risk Management Open Market Maker Risk Management Open ISE FAQs Open Pricing Open Rule Manual Open System Settings Open Specialist Allocation Points Open ISE Electronic FLEX FAQs Open ISE Complex Orders Fee Schedule Open Complex Order with Stock Auth Form Open GEMX Resources GEMX Specifications Top of Market 2.1Top of Market Glimpse 2.1Depth of Market 2.1Depth of Market Glimpse 2.1Order 2.1Trade 2.1FIX 13.4FIX Drop 2.1SQF 9.0SQF 8.2OTTO 3.0OTTO 2.1.6CTI 3.0CTI 2.2SoupBinTCP 3.0SoupBinTCP 4.1 GEMX Additional Resources NTF Fusion Guide Open Order Risk Management Open Market Maker Risk Management Open Pricing Open Rule Manual Open System Settings Open Specialist Allocation Points Open MRX Resources MRX Specifications Top of Market 2.1Top of Market Glimpse 2.1Depth of Market 2.1Depth of Market Glimpse 2.1Order 2.1Spread 2.1Spread Glimpse - Top of Market 2.1Spread Glimpse - Depth of Market 2.1Trade 2.1CTI 3.0FIX 13.4FIX Drop 2.1OTTO 3.0SQF 9.0SoupBinTCP 3.0SoupBinTCP 4.1 MRX Additional Resources NTF Guide Open Order Risk Management Open Market Maker Risk Management Open Pricing Open Rule Manual Open System Settings Open Specialist Allocation Points Open MRX Complex Orders Fee Schedule Open Complex Order with Stock Auth Form Open Regulatory & Additional Resources Regulatory Rule Manual Open Membership Information Open Obvious Error Form Open Market Exemption Form Open Options TradeInfo Open Online Vendor Routing Open NDAQ Options Open Membership Open Membership Department Open Additional Resources Clearing Members Restrictions Form Open Holiday and Trading Hours Open List of Closing Transactions Open Report HQ Open Penny Program Lists Open System Hours Open Quote Spread Parameter Relief Open Quote Spread Parameter Relief 4x Open Strike Curtailment Report Open REG SCI BCP/DR Industry Questionnaire Open SIFMA Regulation SCI BCP/DR Test Plan Open Customer Tools TradeInfo Open Nasdaq Billing Open NDAQ Options Open Market Data & Connectivity Market Data Product Open Market Data Price List Open Market Data Specifications Open Market Data Agreements Open Market Data Contact List Open SQF Connectivity Open FIX Connectivity Open CTI Connectivity Open Market Data IP Addresses Open Prior Specifications SQF 8.2 Open OTTO 2.1.6 Open CTI 2.2 Open FIX 13.1 Open FIX Drop 2.0 Open Depth of Market 2.1 Open Depth of Market Glimpse 2.02 Open Top of Market 2.1 Open Top of Market Glimpse 2.02 Open Order 2.1 Open Spread 2.1 Open Spread Depth of Market Glimpse 2.02 Open Spread Top of Market Glimpse 2.02 Open Trade 2.1 Open Options Exchanges NASDAQ BX OPTIONS Nasdaq BX Options (BX) Geared toward retail order flow, Nasdaq BX Options is accessible using existing Nasdaq connectivity options. Learn More NASDAQ OPTIONS MARKET Nasdaq Options Market (NOM) NOM is an all-electronic, price/time priority trading system running on Nasdaq's high-speed INET technology. Learn More NASDAQ PHLX Nasdaq PHLX (PHLX) Nasdaq PHLX (PHLX) is a full-service options trading platform delivering cutting-edge electronic and floor-based trading. Learn More NASDAQ ISE Nasdaq ISE (ISE) Nasdaq ISE (ISE) delivers fast and efficient execution of Complex, Implied and Crossing Orders. Learn More NASDAQ GEMX Nasdaq GEMX (GEMX) Nasdaq GEMX (GEMX) is designed to attract liquidity and offer price improvement opportunities. Learn More NASDAQ MRX Nasdaq MRX (MRX) Nasdaq MRX (MRX) offers both a simple customer priority, pro-rata allocation market and a price-time complex market. Learn More