Mock trading on Saturday, July 04, 2026 - No new version release

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National Stock Exchange of India Limited Non-Confidential Circular Department: ELECTRONIC GOLD RECEIPTS Download Ref No: NSE/EGR/75011 Date: July 02, 2026 Circular Ref. No: 18/2026 All Members, Mock trading on Saturday, July 04, 2026 – No new version release In continuation to circular (Download No. 74203) dated May 13, 2026, Exchange will be conducting a mock trading session in the Electronic Gold Receipts (EGR) segment on Saturday, July 04, 2026 as per following schedule: Mock Date: July 04, 2026 Particulars Time in Hrs Trading Session-1 from Primary Site - Pre-open session Open 12:45 Pre-open session Close* *Random closure in last one minute 12:53 Normal Market open time 13:00 Block Deal Window Session open time 13:45 Block Deal Window Session-1 close time 14:00 Auction Market Open Time 13:30 Auction Market Close Time 14:15 Normal Market close time 16:00 Trading Session-2 from DR Site - Pre-open session Open 16:30 Pre-open session Close* *Random closure in last one minute 16:38 Normal Market open time 16:45 Normal Market close time 17:30 Trade modification end time 17:40 Re-login Timings - Live Re-login start time 18:30 Live Re-login close time 19:00 Members are required to take note of the below important points: National Stock Exchange of India Limited Page 2 of 5 Non-Confidential A) NEAT+ version details Version Download Path on NSE Extranet: 1.0.0 /egftp/egcommon/NEATPlus100 Members are advised to refer to the following Annexures for important instructions regarding the mock trading: Annexure 1: Important instructions regarding mock trading session. Annexure 2: Interactive Parameters for Login Annexure 3: Parameters for market data broadcast for EGR segment Annexure 4: Installation procedure for NEATPlus EG Version 1.0.0 Annexure 5: Important guidelines in case of switchover of trading system to Disaster Recovery (DR) Site For and on behalf of National Stock Exchange of India Limited Aarti Surve Chief Manager Annexure 1 : Important instructions regarding mock trading session Particulars Details Password Default password shall be “Neat@EG1” No Financial Obligation: Trades during mock sessions will not result in any fund pay-in or pay- out. Live Updates: Visit www.nseindia.com for any session-related updates. Support: For queries, call Toll-Free: 1800 266 0050 (Option 1). Annexure 2: Interactive Parameters for Login Primary (BKC) / DR site Gateway Router IP Address Port 172.19.14.86 11887 Toll Free No Email id 1800-266-0050 (Option1) msm@nse.co.in National Stock Exchange of India Limited Page 3 of 5 Non-Confidential Gateway IPs Subnet ranges – Network 172.19.14.0 Mask 255.255.255.128 Port 11860 Annexure 3: Parameters for market data broadcast for EGR segment Combined broadcast - Price volume (5 depth 1 second refresh), other related data, master updates, market open/close status message broadcast etc. Source 1 Source 2 Stream Multicast IP Address Broadcast Port Multicast IP Address Broadcast Port EGR 239.50.50.63 10863 239.50.50.68 10868 Annexure 4: Installation procedure for NEATPlus EGR Version 1.0.0 The respective EXE and master files are available for download in the NSE EXTRANET path mentioned below: Exe/master files Version / Setup Files Path on Extranet NEAT NEAT EG Version 1.0.0 /egftp/egcommon/NEATPlus100 NEAT Adapter NA_1.0.25_Setup.exe /egftp /egcommon/NeatAdapter/ Security & participant master file security_eg.gz egftp/egcommon/ntneat participant_eg.gz National Stock Exchange of India Limited Page 4 of 5 Non-Confidential Pre-requisites: • Application will support OS – Upto Windows 10 • Redistributable package should be downloaded from https://www.microsoft.com/en- us/download/details.aspx?id=48145 and installed on Desktop system before installing Neat EGR TWS exe o For 32 bit system - vc_redist.x86.exe o For 64 bit system - vc_redist.x64.exe • Recommended resolution for NeatPlusEGR TWS is 1024 X 768 Installation: • Download the setup file ‘NEATEGTWSSetup.exe’ to your hard disc in the root directory (i.e. C:\ or D:\ or E:\). • Go to the drive where NEATEGTWSSetup.exe is copied. • Double click on the NEATEGTWSSetup.exe. • The files will be extracted with the window pop up ‘NEATPlusEG Installer 1.0.0: Extracting Files’. • It will be followed by ‘NEAT-EGR Version 1.0.0 Installer’ pop up window. Installation drive (where application will be installed) will be C: by default. • The user can change the default installation drive to any other local drives (e.g. D: or E:) • Click on ‘Install’ button on this pop-up window and follow the installation instructions. • Message of successful installation will be displayed once the complete application is installed. • The user can run NEAT-EG TWS application by double clicking on either of the following: a. NEAT-EG TWS shortcut icon created on the desktop. b. NEAT-EG TWS entry in the ‘Programs’ sub-menu of the ‘Start’ menu. c. NEAT-EG.exe located in the NEATEGDB-TWS directory in the installation drive. Updating the new version with latest data: • Download following files from NSE EXTRANET path egftp/egcommon/ntneat onto the logon drive: 1) security_eg.gz 2) participant_eg.gz ▪ Unzip the above files ▪ From the log on screen click on the “UPLOAD” button to update contracts and participants details. Annexure – 5 Important guidelines in case of switchover of trading system to Disaster Recovery (DR) Site National Stock Exchange of India Limited Page 5 of 5 Non-Confidential 1. Kindly note below points after switch over to DR site: a. Trades of primary site will be available in Previous Trades window. b. Trades can be modified/cancelled using Multiple Trade Modification and Cancellation window respectively. c. Messages of primary site will be available in TWS Message Area. 2. If user renames or deletes the User folder and re-login the NEAT terminal, then data of primary site shall not be available in the functional window as mentioned above point.