The Graveyard › 2012

Penson Worldwide Inc

PNSN · Brokers & Exchanges · NASDAQ · in our data May 17, 2006 to October 5, 2012 (6.4 years)

The first trading day in our data for Penson Worldwide Inc is May 17, 2006 (its first day in our records, which may be later than its listing and is not its founding). At its peak, on April 18, 2007, the market valued it at $906 million. It ended in a collapse: the last trade was $0.03, -99.9% from its split-adjusted high. The delisting record says: likely failure.

2006-052012-10

Peak market value$906 millionApril 18, 2007

Highest split-adjusted share price$34.08April 18, 2007

Last share price$0.03October 5, 2012

From its split-adjusted high to the end-99.9%

Return over the days in our data-99.9%with dividends, before the last trade

Worst single day-48.4%September 27, 2012

Share prices are adjusted for splits and other share changes, so the high and the last price compare like for like; the peak market value is as it was on the day. The return covers the trading days in our data only: it does not include what holders received, or lost, after the last trade (a merger payout, a bankruptcy), and it does not reach back before 2006.

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