Fourth-Richest U.S. Woman Unveiled in Koch Stake

Sept. 17 (Bloomberg) -- Elaine Tettemer Marshall, the fourth-richest woman in the U.S., controls almost 15 percent of Koch Industries Inc., a stake that's worth more than $12.7 billion, according to the Bloomberg Billionaires Index. Marshall, 70, gained control of the Koch stake following the death of her husband, E. Pierce Marshall, in 2006. Her estate has been at the center of two U.S. Supreme Court cases involving her mother-in-law, Anna Nicole Smith. Matthew G. Miller reports on Bloomberg Television's "In the Loop." (Source: Bloomberg)

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