** Shares of technology company Calix CXL.AX fall as much as 12.8% to A$0.785, their lowest level since Nov. 7

** Co says it has completed raising A$20 million ($12.8 million) through an issue of 26.7 million shares

** Offer price of A$0.75 represents a 16.7% to closing price on Dec. 5; trade was halted on Dec. 6

** Co to use proceeds to invest in activities in Leilac, lithium, and ZESTY (iron and steel)

** More than 301,000 shares change hands, compared with the 30-day average volume of around 232,000

** Stock has fallen 73.8% this year, as of last close

($1 = 1.5640 Australian dollars)

(Reporting by Nichiket Sunil in Bengaluru)

((Nichiket.Sunil@thomsonreuters.com))