** Australian tech stocks .AXIJ track their U.S. peers
lower, down 3%
** Sub-index set for worst day since Feb. 24 if losses hold
** Tech-heavy Nasdaq .IXIC fell 1.6% overnight as the
Ukraine crisis kept investors on edge .N
** Payments firm Block Inc's Australian shares SQ2.AX
slump up to 8%, leading losses in the sector
** Other top losers payment solutions provider EML Payments
EML.AX and software maker Altium ALU.AX , down 4.8% and 4%
respectively
** AXIJ top loser on the benchmark ASX 200 .AXJO index
** Sub-index heads for first weekly gain in three; down more
than 20% so far this year, compared to a 4% decline in AXJO
(Reporting by Savyata Mishra in Bengaluru)
((Savyata.mishra@thomsonreuters.com))