Insider Stock Trading History of Madrona Investment Partners, Llc


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Madrona Investment Partners, Llc since year 2005. The trader's CIK number is 1382421. At the time of this reporting, Madrona Investment Partners, Llc is the 10% Owner of Isilon Systems, Inc. . (stock ticker symbol ISLN). See this page for all insider trading activities at Isilon Systems, Inc. .


Stock purchases, sales, and option exercises reported by insider Madrona Investment Partners, Llc since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2010-05-04 ISLN Isilon Systems, Inc. Sale 50,000 13.88 694,050
2010-05-03 ISLN Isilon Systems, Inc. Sale 50,000 13.57 678,500
2010-04-26 ISLN Isilon Systems, Inc. Sale 100,000 13.85 1,385,400
2009-02-27 ISLN Isilon Systems, Inc. Buy 49,041 2.30 112,990
2009-02-26 ISLN Isilon Systems, Inc. Buy 50,994 2.25 114,838
2009-02-25 ISLN Isilon Systems, Inc. Buy 75,024 2.10 157,175
2009-02-24 ISLN Isilon Systems, Inc. Buy 30,000 2.09 62,610

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Madrona Investment Partners, Llc (10% Owner of Isilon Systems, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.