• Broadway producer Hal Prince, who put his co-op at 834 Fifth Avenue on the market for $33 million back in September, has picked up a new place nearby. The Phantom of the Opera producer and his wife, Judy, have paid $12.5 million for a seven-story townhouse at 48 East 74th Street. The five-bedroom home was first listed in January for $15.5 million. [NYO]
• Director Oliver Stone has gone into contract to buy a condo at One Morton Square. The pad had been listed most recently for $1.9 million. [NYP, PDE]
• Rory Kennedy, the filmmaker and youngest daughter of Robert and Ethel Kennedy, has sold her two-story house on Shelter Island. Kennedy sold the home, which isn't far from the property that Jonathan Adler and Simon Doonan picked up last year, for $2.967 million. [Newsday]

• Bob Weinstein and his wife Annie Clayton are reportedly looking for a buyer for their five-bedroom apartment at the Beresford. The 6,500-square-foot duplex is "quietly" being offered for "around $34 million" by Brown Harris Stevens broker Ileen Schoenfeld. No need to worry about the couple being homeless if they manage to unload the apartment: In addition to a townhouse on West 70th Street, which they picked up for in May for $15 million, the Weinsteins also own a one-bedroom on West 67th Street and a condo at Astor Place. [NYO]
• Retired hedge fund manager Michael Steinhardt has sold his two-bedroom apartment at the Museum Tower. He and wife Judy won't be moving, however: The Steinhardts split their time between an apartment at 1158 Fifth Avenue and a massive estate in Bedford. [Cityfile]
• Charles Martin Jr., the CEO of Vanguard Health Systems, has picked up a pied-à-terre. The Nashville-based exec purchased a four-bedroom duplex at 155 West 15th Street for $6.675 from Blackstone senior managing director Neil Simpkins and his wife Miyoung Lee. [Cityfile]

• Edgar Bronfman Jr. and wife Clarissa are putting down roots in London. The couple has picked up a "posh house" in Kensington and plan to relocate with their four kids by the end of the summer, although the Warner Music chairman/billionaire heir says he plans to divide his time between London and NYC. [NYP]
• Treasury Secretary Tim Geithner has taken $60,000 off the price of his Westchester home. The five-bedroom Tudor in Larchmont, which went on the market for $1.635 in March, has been reduced to $1.575 million. He's since rented out the house for $7,500 a month so he can "wait until the real estate market rebounds a bit." [Luxist, HL]
• Russian communications mogul Timur Artemiev, who co-founded the country's largest mobile phone retailer, has picked up a New York pied-à-terre. Artemiev paid $1.39 million for a two-bedroom condo at the Chelsea Stratus on West 24th Street. [Cityfile]

• Former Refco chief Phillip Bennett's penthouse duplex at 1001 Park Avenue (left), which became the property of the U.S. government after Bennett pleaded guilty to bank fraud, conspiracy, money laundering and was sentenced to 16 years in prison, has gone on the market for $5.9 million. [NYO, PDE]
• Martin Payson, a former vice chairman of Time Warner, and his wife Doris, have paid $5 million for a 10th-floor condo at 170 East End Avenue. [Cityfile]
• Andy Warhol muse Jane Holzer has gone into contract to sell her apartment at 23 East 74th Street. The five-bedroom spread, which went on the market for $22.5 million last June, had most recently been listed at $16.9 million. [NYO]

♦ Spanx CEO Sara Blakely and her husband, Marquis Jets co-founder Jesse Itzler (left), have gone into contract to sell their 14th-floor condo at 15 CPW, less than a year after they picked up the place from Smart Flyer owner Michael Holtz for $8.5 million. The pad was most recently listed at $9.85 million. [Cityfile]
♦ Morgan Stanley managing director Guy Metcalfe, who paid $9.35 million for a five-bedroom apartment at 15 CPW in October and then re-listed the spread for $16.5 million just two weeks later, has now dropped the asking price to $13.75 million. [Cityfile, Corcoran]
♦ Xerox CEO Anne Mulcahy sold her 24th-floor apartment at 400 East 51st Street for $3.8 million to newly-appointed Novartis CEO Rober Pelzer. [NYO]