J. Crew Group Inc.'s shares jumped 22 percent in premarket trading on Tuesday on media reports that the preppy retailer is close to being taken private by two firms.. J. Crew, and Leonard Green could not be reached for comment. TPG, which once had a majority stake in J. Crew in the 1990s, had no comment.. Wall Street Strategies analyst Brian S. Sozzi said J. Crew is one of the more expensive specialty retail stocks, but said any private equity buyers would get a "strong management team led by Mickey Drexler (assuming he stays) a productive mall-based store portfolio and a growing outlet business. J. Crew is scheduled to report its third-quarter earnings after the market closes Tuesday.