'Human Error' Blamed for Nasdaq Index Outage

Nasdaq suspended trading in options linked to the index-which tracks a 100 of the largest domestic and international non-financial securities listed on the Nasdaq stock market based on market capitalization-at 12:06pm ET today on Nasdaq's PHLX options exchange (the former Philadelphia Stock Exchange) and the Nasdaq Options Market (NOM) "because Nasdaq is not disseminating values for the Nasdaq 100 index," the exchange stated in a trader alert notice.
Nasdaq then halted trading between 12:14pm
Only users who have a paid subscription or are part of a corporate subscription are able to print or copy content.
To access these options, along with all other subscription benefits, please contact info@waterstechnology.com or view our subscription options here: https://subscriptions.waterstechnology.com/subscribe
You are currently unable to print this content. Please contact info@waterstechnology.com to find out more.
You are currently unable to copy this content. Please contact info@waterstechnology.com to find out more.
Copyright Infopro Digital Limited. All rights reserved.
As outlined in our terms and conditions, https://www.infopro-digital.com/terms-and-conditions/subscriptions/ (point 2.4), printing is limited to a single copy.
If you would like to purchase additional rights please email info@waterstechnology.com
Copyright Infopro Digital Limited. All rights reserved.
You may share this content using our article tools. As outlined in our terms and conditions, https://www.infopro-digital.com/terms-and-conditions/subscriptions/ (clause 2.4), an Authorised User may only make one copy of the materials for their own personal use. You must also comply with the restrictions in clause 2.5.
If you would like to purchase additional rights please email info@waterstechnology.com
More on Data Management
EU, US consolidated tape efforts pass important milestones
The IMD Wrap: Europe is setting up its first consolidated tapes of data, while the US is revamping its tapes into one. Both initiatives should bring greater transparency and efficiency to the capital markets.
Exchange M&A, US moratorium on AI regs dashed, Citi’s “fat-finger”-killer, and more
The Waters Cooler: Euronext-Athex, SIX-Aquis, Blue Ocean-Eventus, EDM Association, and more in this week’s news roundup.
EDM Council expands reach with Object Management Group merger
The rebranded EDM Council now includes members from industries outside financial services.
As datacenter cooling issues rise, FPGAs could help
IMD Wrap: As temperatures are spiking, so too is demand for capacity related to AI applications. Max says FPGAs could help to ease the burden being forced on datacenters.
Bloomberg introduces geopolitical country-of-risk scores to terminal
Through a new partnership with Seerist, terminal users can now access risk data on seven million companies and 245 countries.
A network of Cusip workarounds keeps the retirement industry humming
Restrictive data licenses—the subject of an ongoing antitrust case against Cusip Global Services—are felt keenly in the retirement space, where an amalgam of identifiers meant to ensure licensing compliance create headaches for investment advisers and investors.
LLMs are making alternative datasets ‘fuzzy’
Waters Wrap: While large language models and generative/agentic AI offer an endless amount of opportunity, they are also exposing unforeseen risks and challenges.
Cloud offers promise for execs struggling with legacy tech
Tech execs from the buy side and vendor world are still grappling with how to handle legacy technology and where the cloud should step in.