• The mystery buyer who paid $30 million for a penthouse at 145 Hudson Street—and who the New York Times described as "not an investment banker or the manager of a hedge fund"—is none other than convicted felon William Duker, the attorney (and now private investor) who was sentenced to 33 months in prison in 1997 for falsely inflating legal bills to the federal government. [Real Deal]
• William and Pat Buckley's duplex at 778 Park, which was put on the market for $24.5 million last June, has been taken off the market. [NYM]
• Broadway producer Anita Waxman and her husband, Tom Dokton, the inventor of the ultrasound, have lowered the price of their 39-acre estate in Connecticut. It's now listed for $3.95 million. [WSJ]
• Former U.S. Rep. Christopher Shays—who is reportedly being considered by President Obama to head the Peace Corps—says he'll be putting his waterfront home in Connecticut on the market "within a week." [GT]