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Click to access and download the NSCC file formats for CNS.

CNS Intraday ISO 15022 Message Format

View the ISO 15022 output record layout message format from CNS®. This message is sent to participants when their CNS position changes due to new settling trades or new miscellaneous activity in the day cycle. View general information about the message being sent as well as information about the Participants CNS position, new trades settled in the day cycle, and miscellaneous activity taking place during the day cycle. ISO Message: Participant output from CNS.
June 27, 2017

CNS Opening Position Prior to Day Cycle: AutoRoute ID 02040949

View the CNS® Opening Position Prior to Day Cycle record layout file format for AutoRoute ID: 02040949.
AutoRoute: Participant Output from NSCC.
August 31, 2017

CNS Miscellaneous Activity (Extended) MRO: AutoRoute ID 02040343 (Night) and 02040331 (Day)

View the CNS® Miscellaneous Activity (Extended) MRO output record layout file format, including additional fields for ID Net processing, for AutoRoute ID: 02040343 (Night) and 02040331 (Day).
AutoRoute: Participant output from NSCC.
March 27, 2020

CNS Opening Position Prior to Night Cycle: AutoRoute 02040951

View the CNS® Opening Position Prior to Night Cycle record layout file format for AutoRoute ID 02040951.
AutoRoute: Participant output from NSCC.
September 30, 2022

CNS Projection (Midday): AutoRoute ID 02042358

View the CNS® Projection (Midday) Report record layout file format for AutoRoute ID: 02042358.
AutoRoute: Participant output from NSCC.
May 12, 2016

CNS Projection (Midday) CSV: AutoRoute ID 02042366

View the CNS® Projection (Midday) CSV record layout file format for AutoRoute ID: 02042366.
AutoRoute: Participant output from NSCC.
May 12, 2016

CNS Seg Exemption Input: DataTrak ID 06121 - Original and Y2K Format

View the CNS® Seg Exemption record layout input file format: DataTrak ID 06121 - Original and Y2K Format.
DataTrack/MQ: Participant Input to NSCC.
September 13, 2022

CNS Fully Paid Input: DataTrak ID 06351 - Y2K Format

View the CNS® Fully Paid record layout file format for DataTrak ID: 06351 – Y2K Format.
DataTrack/MQ: Participant Input to NSCC.
July 18, 1997

CNS Account Summary: AutoRoute ID 02042024

View the CNS® Account Summary record layout file format for AutoRoute ID: 02042024.
AutoRoute: Participant output from NSCC.
September 04, 2013

CNS Projection Report: AutoRoute 02042022

View the CNS® Projection record layout file format for AutoRoute ID: 02042022.
AutoRoute: Participant output from NSCC.
March 22, 2016

CNS Buy-In Activity: AutoRoute ID 02040890

View the CNS® Buy-in Activity record layout file format for AutoRoute ID: 02040890.
AutoRoute: Participant output from NSCC.
February 24, 2016

CNS Night Settlement Activity: AutoRoute ID 02042023 (Night) and 02041234 (Day)

View the CNS® miscellaneous activity (extended) MRO output record layout file format, including additional fields for ID Net processing, for AutoRoute ID 02042023 (Night) and 02041234 (Day).
AutoRoute: Participant output from NSCC.
September 04, 2013

CNS® Miscellaneous Activity: AutoRoute 02042008 (Night) and 02041236 (Day)

View the CNS® Miscellaneous Activity MRO record layout file format for AutoRoute ID: 02042008 (Night) and 02041236 (Day).
AutoRoute: Participant output from NSCC.
September 04, 2013

CNS Due Bill Activity MRO: AutoRoute ID 02040786

View the CNS® Due Bill Activity MRO output record layout file format for AutoRoute ID: 02040786.
AutoRoute: Participant output from NSCC.
June 22, 1999

CNS Dividend Activity MRO: AutoRoute ID 02040787

View the CNS® Dividend Activity MRO output record layout file format for AutoRoute ID: 02040787.
AutoRoute: Participant output from NSCC.
June 22, 1999

CNS Balance Order MRO: AutoRoute ID 02040996

View the CNS® Balance Order record layout file format MRO file for AutoRoute ID: 02040996.
October 22, 2021

Click to access and download the CNS master files.

CNS® Equity Master File - Production AutoRoute ID: 02040290

View the CNS® Equity master file that contains all actively traded and suspended equities available in NSCC. AutoRoute ID: 02040290
November 06, 2020

CNS® Broker Master File for AutoRoute ID: 02040018

View the CNS® Broker Master file for AutoRoute ID 02040018.
January 12, 2021

CNS® Bond Security File for AutoRoute ID 02040254 (Weekly) and 02040257 (Monthly)

View the CNS® Bond Security AutoRoute Product ID 02040254 weekly and 02040257 monthly file. The weekly file is produced on Friday at approximately 5:35 P.M. and contains the snapshot of data as of 5:35 P.M Eastern Time. The monthly file is available on the last business day of the month at approximately 5:35 P.M. It contains the snapshot of data as of 5:35 P.M. Eastern Time. AutoRoute ID 02040254 (weekly) and 02040257 (monthly)
November 03, 2020

CNS® Reorganization Master File for AutoRoute ID: 02042251

View the CNS® Reorganization Master File for AutoRoute ID: 02042251.
January 12, 2021

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