* CBA HY profit beats estimates
* IAG (LON:ICAG) set for best day in 10 months after HY results
* Northern Star Resources lifts gold index
Feb 10 (Reuters) - Australian shares rose on Wednesday, led by technology stocks as they mirrored sharp gains among their Wall Street peers overnight, while strong domestic earnings reports also boosted sentiment.
The S&P/ASX 200 index .AXJO rose 0.4% to 6,846.60 by 0110 GMT, with gains across the board. The benchmark slid 0.6% on Tuesday.
Overnight, the tech-heavy Nasdaq .IXIC hit a record high for the fifth session in a row, boosted by gains in tech giants Apple AAPL.O , Amazon.com AMZN.O and Alphabet GOOGL.O .
This helped Australia's technology sector .AXIJ gain over 2%, with Afterpay APT.AX rising 2.3% and Wisetech advancing 1.8%.
Shares of the Commonwealth Bank of Australia (CBA) jumped as much as 1.2%, after the country's largest lender declared a higher dividend than from six months ago as it beat first-half cash profit estimates. stock, however, later erased all gains to fall more than 1%.
The heavyweight financial index .AXFJ gained as much as 2%, helped by Insurance Australia Group's IAG.AX near 6% jump, its biggest intraday percentage rise in 10 months, after the insurer posted better-than-expected half yearly core earnings. stocks .AXGD strengthened nearly 2%, buoyed by Northern Star Resources' NST.AX over 5% gain, after the gold miner reported a 46% rise in half-year net profit attributable and declared an interim dividend of 9.5 Australian cents per share. energy sub-index .AXEJ gained over 1%, boosted by stronger oil prices. Oil prices rose on Tuesday for a seventh straight session to hit a 13-month high.
Viva Energy VEA.AX advanced about 6%, while Origin Energy ORG.AX added 1.8%.
New Zealand's benchmark S&P/NZX 50 index .NZ50 slipped 0.4% to 12,876.65.
Top losers were Meridian Energy MEL.NZ and Restaurant Brands New Zealand RBD.NZ , falling 3.7% and 2.4%, respectively.