David Koch - Philanthropist Julia Koch, the widow of billionaire industrialist David Koch, has sold the couple’s Manhattan townhouse for $41 million in an off-market deal. https://t.co/cn9D6GR3Tu via @WSJ

3:14pm PDT - July 11th, 2023

Philanthropist Julia Koch, the widow of billionaire industrialist David Koch, has sold the couple’s Manhattan townhouse for $41 million in an off-market deal. https://t.co/cn9D6GR3Tu via @WSJ

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