The beleaguered real estate technology company is searching for a new CEO.Shares of Opendoor Technologies (OPEN 11.35%) have shot up as much as 81% this week, according to data from S&P Global Market Intelligence. As of 1:29 p.m. ET Friday, Aug. 15, Opendoor stock is up 68.7% from last Friday's close.The real estate platform and iBuying company is seeing renewed interest from investors as a meme stock and recently announced a search for a new CEO. As a darling of the 2021 SPAC craze, Opendoor shares are dow ...