Looks like transaction using the code NXXT are off market...

Looks like transaction using the code NXXT are off market crossing transactions.


https://www.asxonline.com/intradoc-cgi/groups/trading_and_market_information/documents/communications/asx_031475.pdf

Page 4

A new condition (trade report) code – NX – will be introduced to allow for off-market crossings at or between the NBBO spread to be reported using the existing Two Sided Trade Report Transaction (MO76) in the ASX Trade Open Interface.

Details of the new condition code (NX) are included in Appendix B.

Part of Appendix B

NBBO Crossing Trade Report
- same broker

So, ... they are off market crossings using the same broker that occur at the current ASX spread prices.