INET Nordic protocol specifications are necessary for members, brokers and independent software vendor (ISV) trading application integration with the INET Nordic trading platform. The markets available in INET Nordic are Nasdaq Nordic and Baltic, and Spotlight Stock Market.
The protocol specifications below are valid for the INET Nordic Production and Test (NTF) systems.
When available, future protocol specifications are upcoming INET protocols available in INET Test NTF and in INET Production according to time schedules published via IT Notices.
For more information on upcoming enhancements, visit INET Nordic Enhancements and IT Notices.
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INET Nordic protocol specifications are necessary for members, brokers and independent software vendor (ISV) trading application integration with the INET Nordic trading platform. The markets available in INET Nordic are Nasdaq Nordic and Baltic, and Spotlight Stock Market.
The protocol specifications below are valid for the INET Nordic Production and Test (NTF) systems.
When available, future protocol specifications are upcoming INET protocols available in INET Test NTF and in INET Production according to time schedules published via IT Notices.
For more information on upcoming enhancements, visit INET Nordic Enhancements and IT Notices.
The INET Nordic Market Model describes the functionalities of trading Equities and related instruments on the Nasdaq Nordic Regulated Markets and First North on Nasdaq Nordic, including Nasdaq Baltic*.
Visit our Nasdaq Nordic Member Rules & Regulations page for more information about current and upcoming INET Nordic Market Models.
*Nasdaq Nordic refers to, either each individually or all together, Nasdaq Copenhagen A/S, Nasdaq Helsinki Ltd, Nasdaq Iceland hf. and Nasdaq Stockholm AB. Nasdaq Nordic may also include Nasdaq Baltic, which respectively refers to Nasdaq Riga, Nasdaq Tallinn and Nasdaq Vilnius.
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The INET Nordic Market Model describes the functionalities of trading Equities and related instruments on the Nasdaq Nordic Regulated Markets and First North on Nasdaq Nordic, including Nasdaq Baltic*.
Visit our Nasdaq Nordic Member Rules & Regulations page for more information about current and upcoming INET Nordic Market Models.
*Nasdaq Nordic refers to, either each individually or all together, Nasdaq Copenhagen A/S, Nasdaq Helsinki Ltd, Nasdaq Iceland hf. and Nasdaq Stockholm AB. Nasdaq Nordic may also include Nasdaq Baltic, which respectively refers to Nasdaq Riga, Nasdaq Tallinn and Nasdaq Vilnius.
Support
Contact Us
Technical Relations
Market readiness upcoming enhancements, independent software vendors and other third-party technical and sales support
per.froling@nasdaq.com
+46 8 405 6434
Resource Center
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- OUCH Order Entry 5.01.14 Open
- OUCH Order Entry 5.02.9 (PureStream - effective Aug 31, 2026 / AVD - effective Sept 21, 2026 / Reference Price Indicator - effective Nov 16, 2026) Open
- FIX Order Entry 2.01.10 Open
- FIX Order Entry 2.01.11 (DLTA - effective June 17, 2026) Open
- FIX Order Entry 2.02.3 (PureStream - effective Aug 31, 2026 / AVD - effective Sept 21, 2026) Open
- FIX DROP 2.01.6 (for FIX & OUCH order messages) Open
- FIX DROP 2.02.3 (for FIX & OUCH order messages)(PureStream - effective Aug 31, 2026 / AVD - effective Sept 21, 2026) Open
- FIX On-Exchange Trade Reporting 2.01.3 Open
- FIX Off-Exchange (APA) Trade Reporting 1.02.5 Open
- Pre-Trade Risk Management (PRM) Admin 1.00.1 Open
- GLIMPSE 3.00.1 Open
- NLS (Nordic Last Sale) 1.2.10 Open
- NLS (Nordic Last Sale) 1.2.11 (AVD - effective Sept 21, 2026) Open
- SoupBinTCP 3.00.4 Open
- MoldUDP64 1.00.2 Open
- FIXT.1.1 Transport Layer 1.00.4 Open
- TotalView-ITCH 3.04.5 Open
- TotalView-ITCH 3.04.6 (PureStream - effective Aug 31, 2026 / AVD - effective Sept 21, 2026) Open
- PureStream Europe Protocol Message Changes 1.00.5 (NTF - May 11, 2026, Prod Aug 31, 2026) Open
- Auction Volume Discovery - Member Impact Open
Related Information
INET Nordic Environments
INET Nordic and Baltic production, testing and conformance information.