Julia Koch, the widow of billionaire industrialist David Koch, has sold her duplex at the exclusive Manhattan co-op 740 Park Avenue for $45 million, according to property records. The Kochs paid ...

Julia Koch, one of the world’s richest women with an estimated net worth of $74.2 billion, according to Forbes, has just sold her co-op at the exclusive Park Avenue palace for $45 million ...

Julia Koch, widow of billionaire David Koch, sold an 18-room spread at the famed 740 Park Avenue co-op for $45 million, according to public records. The socialite heiress was reported in 2022 to ...

has once again seen another prominent property sale. Julia Koch, one of the world’s richest women with an estimated net worth of $74.2 billion, according to Forbes, has just sold her co-op at ...