UPDATE: NASDAQ quotes are back, and Bloomberg is reporting that the UQDF/UTDF issue has been resolved.
EARLIER: There is an issue with quotes on NASDAQ-listed stocks having trouble streaming to other exchanges.
Via Bloomberg, NASDAQ says UTP SIP is probing an issue with stale data on UQDF/UTDF.
The chart below shows how the index has flatlined in the last few minutes:
More to come...
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