Opendoor Technologies Inc. OPEN shares sank on Wednesday, extending a sell-off that began after the company's second-quarter results and the abrupt resignation of CEO Carrie Wheeler. The downturn comes after a two-month, retail-fueled rally that had lifted the stock more than 500%. However, the outlook overshadowed those results: management guided third-quarter revenue between $800 million and $875 million, well short of consensus near $1.22 billion, and projected an adjusted EBITDA loss of $21 million to $ ...