Online home buying and seller Opendoor Technologies Inc OPEN could gain new investors or strengthen its meme stock status when the company reports second-quarter financial results after market close Tuesday.OPEN stock is surging on strong momentum. Track live prices here.Here are the earnings estimates from analysts and key items to watch.Earnings Estimates: Analysts expect Opendoor to report second-quarter revenue of $1.50 billion, down from$1.51 billion in last year's second quarter, according to data fr ...