The richest new heir this year is Marilyn Simons, the widow of hedge fund mogul Jim Simons. She is now credited with an ...

Photo by AFP In the second place is Francoise Bettencourt Meyers and her family, with a combined net worth ... and her three children inherited a 42% stake in Koch, Inc., previously known as Koch ...

Source of wealth: Marshall is the heiress to the late Koch Industries owner Everett Pierce ... In 2024, Diamondback Energy bought her family’s company for $26 billion. Source of wealth: The ...

Koch Industries' Julia Koch & family with a $60 billion net worth, Mars' Jacqueline Mars, worth $53 billion, and HCL's Roshni Nadar & family with $40 billion in wealth.

Forbes said in March Trump's net worth was $5.1 billion, which is more than double his net worth the year prior.

Several of the top 100 billionaires in the U.S. have ties to New York state, according to Forbes' recently released 2025 ...

Francoise Bettencourt Meyers & Family - US$81.6 Billion Bettencourt Meyers ... Julia along with her three children are listed for a staggering 42% stake in the Koch industries, reinforcing their ...

Palm Beacher Julia Koch, 62, and her family inherited a 42% stake in Koch Inc, formerly Koch Industries, from her late husband, David Koch, who died in 2019. Koch is the third-richest woman in the ...

Vanessa Fuhrmans is an editor and writer covering workplace issues for The Wall Street Journal.

Palm Beach now home to 68 of the world's billionaires, says our look at 2025 Forbes data Leading the list was Julia Koch and her family ... David Koch of Koch Industries, had for years been ...

Warren Buffett is the CEO of Berkshire Hathaway Inc., which owns other companies such as Geico, Duracell and Dairy Queen. Buffett received a master's degree from Columbia University. According to ...