Company: American International Group
Lasted: 3 months
Willumstad's stint as CEO of AIG, the world's biggest insurance company, was no more than a summer job. The executive was hired in June, and then ousted in September when the government seized control of the insurer, which had ventured into risky investments tied to mortgages. Willumstad couldn't save AIG, but he walked out with his head held high: He declined a $22 million severance package.
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