** Shares of Laserbond LBL.AX rise as much as 22.1%, set to gain most since September 16, 2020
** Engineering firm reports half-year net profit before tax of A$3.7 million ($2.44 million), up from A$3.1 million a year earlier
** Reports half-year revenue of A$23.2 million vs A$21.7 million last year
** Stock hits highest level since February 20
** More than 387,000 shares change hands, compared with the 30-day average volume of 220,200
** LBL set for a third consecutive week of gains, if trend holds
** Stock currently up 20%, but down more than 15% YTD
($1 = 1.5175 Australian dollars)
(Reporting by Adwitiya Srivastava in Bengaluru)
((Adwitiya.Srivastava@thomsonreuters.com))