Rival BHP Group BHP.AX gave up early gains to close 0.3% lower after posting an estimate-beating first-half profit and record dividend payout. Somasundaram said tech stocks will unwind as bond yields keep climbing, adding that they were also "benefiting from RBA claiming to not raise (interest rates) anytime soon." Minutes of Reserve Bank of Australia's February meeting showed that it is prepared to be patient on policy as wage growth continues to lag even as inflation picks up.