** Shares of Altium Ltd ALU.AX slide as much as 10% to
A$31.04, their lowest since Sept. 10, 2021
** Software maker says it expects underlying EBITDA margin
to be in lower end of a 34%-36% guidance urn:newsml:reuters.com:*:nASX210SMb
** Jefferies says margins update implies EBITDA of $73.5
mln, 4% below consensus estimate of $76.5 mln
** ALU posts core net profit after tax of A$22.9 mln, in
line with consensus estimates
** "Altium reported a better-than-expected H1 result...
however, the market may be disappointed by the softer EBITDA
margin guidance" - Citi Research
** Stock marks biggest intraday pct loss since Aug. 30, 2021
** Stock down 23.7% this year, as of last close
(Reporting by Harish Sridharan in Bengaluru)
((harish.sridharan@thomsonreuters.com))