We continue to investigate the ongoing data quality issues impacting the following exchanges and their associated Market Identifier Codes (MICs):
National Stock Exchange of India [XNSE]
We have identified high volumes of crossed books on the L3 dataset due to missing order-type identifiers in the venue's latest raw data update following regulatory adjustments. While we are engaged with the supplier to implement a long-term solution, please be advised that full remediation is anticipated to require an extended timeline.
Other datasets are not impacted by this issue.
We will provide regular updates on the investigation progress through the BMLL Status Page.
We understand the importance of accurate data for your operations and apologise for any inconvenience. For further questions and support, please contact the BMLL support team at support@bmlltech.com.
Yours sincerely, BMLL Support Team
Posted May 21, 2026 - 12:58 UTC
Investigating
Data for the following exchanges and their associated Market Identifier Codes (MICs) is now available within the BMLL product suite:
National Stock Exchange of India [XNSE]
Regrettably, we have encountered data quality issues that are currently under review. This has caused a major impact on Equity-L3 files. Our engineers are working to ensure that the data is corrected as soon as possible. We will provide further details and regular updates on the investigation progress through the BMLL Status Page.
We understand the importance of prompt data delivery for your operations and apologise for any inconvenience. For further questions and support, please contact the BMLL support team at support@bmlltech.com.
Yours sincerely, BMLL Support Team
Posted May 19, 2026 - 11:57 UTC
Update
Data for the following exchanges and their associated Market Identifier Codes (MICs) is delayed as a result of a technical issue with the raw data:
National Stock Exchange of India [XNSE]
Processing is now in progress, we expect data to be available by 10:30 UTC. We will provide regular updates on the progress through the BMLL Status Page.
We understand the importance of prompt data delivery for your operations and apologise for any inconvenience. For further questions and support, please contact the BMLL support team at support@bmlltech.com.
Yours sincerely, BMLL Support Team
Posted May 19, 2026 - 08:50 UTC
Identified
Data for the following exchanges and their associated Market Identifier Codes (MICs) is delayed as a result of a technical issue with the raw data:
National Stock Exchange of India [XNSE]
Our engineers are working to ensure that data is available as soon as possible. We will provide regular updates on the investigation progress through the BMLL Status Page.
We understand the importance of prompt data delivery for your operations and apologise for any inconvenience. For further questions and support, please contact the BMLL support team at support@bmlltech.com.
Yours sincerely, BMLL Support Team
Posted May 19, 2026 - 05:52 UTC
This incident affects: Data - Equities & ETFs - APAC (National Stock Exchange of India [XNSE]).