• Alexander Belopolsky, a financial whiz who has worked for Jim Simons and Israel Englander's hedge funds, has paid $5.026 million for a four-bedroom condo at the Visionaire in Battery Park. [NYO]
• Ed Stevenson, co-founder of the investment firm Renewable Capital, and his wife Lorin, have sold their one-bedroom condo at Trump World Tower for $5.65 million. [Cityfile]
• Goldman Sachs exec Valentino Carlotti, who moved to São Paulo last year to head up Goldman's Brazil-based operations, has sold his two-bedroom condo at 119 Fulton Street for $1.2 million. [Cityfile]