** Shares of Cambium Bio RGS.AX rise as much as 220% to
A$0.016, its highest since early-July 2023
** Stock last up 140%, set for best day ever
** Clinical-stage regenerative medicine maker says it has
successful completed the merger with Cambium Medical
Technologies
** Adds, it will raise A$3.48 mln ($2.3 mln) in placement at
A$0.006 per share, a 20% premium to its last close
** About 22.9 mln shares change hands, in its most active
session on record
** Stock up ~67% YTD, as of last close
($1 = 1.5221 Australian dollars)
(Reporting by Neha Soni in Bengaluru)
((Neha.Soni@thomsonreuters.com))