More Galleries
5 biggest share buybacks of 2014 Stock repurchases are booming. These five companies are ready to spend over $79 billion on buybacks. More
10 horrifying corporate mascots McDonald's Happy is part of a long lineage of creatures great and small that shill for products and mortify consumers. Mr. Mucus, anyone? More
5 best cities to launch a career The top spots in the U.S. for new grads to land a job -- and actually enjoy life -- according to financial site WalletHub. More
4 of 8
BACK NEXT
Joseph Lewis
Joseph Lewis
Tavistock Group founder

Estimated losses: $904.5 million*

The British-born currency trader and multi-billionaire bet six months ago that Bear Stearns, which had already shed about 30% of its value, was a bargain. He scooped up enough stock to become the firm's largest shareholder, with a 9% stake by year-end.

*Estimates based on Lewis' holdings at the beginning of 2008, when the stock was trading at $88.35.

NEXT: Bruce Sherman
Last updated April 03 2008: 8:08 AM ET

Most stock quote data provided by BATS. Market indices are shown in real time, except for the DJIA, which is delayed by two minutes. All times are ET. Disclaimer. Morningstar: © 2018 Morningstar, Inc. All Rights Reserved. Factset: FactSet Research Systems Inc. 2018. All rights reserved. Chicago Mercantile Association: Certain market data is the property of Chicago Mercantile Exchange Inc. and its licensors. All rights reserved. Dow Jones: The Dow Jones branded indices are proprietary to and are calculated, distributed and marketed by DJI Opco, a subsidiary of S&P Dow Jones Indices LLC and have been licensed for use to S&P Opco, LLC and CNN. Standard & Poor's and S&P are registered trademarks of Standard & Poor's Financial Services LLC and Dow Jones is a registered trademark of Dow Jones Trademark Holdings LLC. All content of the Dow Jones branded indices © S&P Dow Jones Indices LLC 2018 and/or its affiliates.