** Air purification tech co's shares AUVI.O surge 40% to
$9.15 premarket - biggest percentage gain in over 7 months; more
than 77x 25-DMA shares traded
** Top pct. gainer and one of heaviest volumes across
exchanges before opening bell
** AUVI says its subsidiary SteriLumen Inc has completed a
buyout of privately held co KES Science & Technology Inc (KES)
and JJS Technologies urn:newsml:reuters.com:*:nACSf71V8a
** Says it has paid KES in a combination of cash and stock-
$4.3 mln in cash and 300,000 in AUVI shares
** Deal gives AUVI access to KES' air purification products
that prevent spoilage in F&B processing industry as well as
cannabis industry
** AUVI says it expects deal to contribute about $5 mln-$7
mln in rev. in 2022 and to immediately add to AUVI's EPS
** AUVI's stock rose 42.3% YTD up to Tuesday's close
(Reporting by Ruhi Soni in Bengaluru)
((Ruhi.Soni@thomsonreuters.com;))