Manhattan’s luxury residential market saw 23 contracts last week, according to Olshan Realty’s latest report. The sales were driven by condominium deals, most of which were sponsor units. The top spot went to 432 Park Avenue for the eighth time this year. Unit 72B, asking $30.9 million, went into contract within three weeks of listing. The seller paid $27.5 million for the unit in July 2016. The unit spans 4,019 square feet. The second priciest […]