Bronfmans sell mansions, buy co-ops

After going into contract last month to sell his townhouse at 15 East 64th Street for more than for more than $50 million, Warner Music CEO Edgar Bronfman Jr. is buying a $20 million co-op at 1040 Fifth Avenue, according to a source. The five-bedroom apartment was listed through Edward Lee Cave. And brother Matthew, who sold his townhouse at 7 East 67th Street for $33 million earlier this year, is reportedly in contract to buy socialite Anne Slater’s co-op at 998 Fifth Avenue for approximately $17.7 million. more [New York]