Insider Stock Trading History of Cook Paul M.

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 Cook Paul M. since year 2005. The trader's CIK number is 1437111. At the time of this reporting, Cook Paul M. is the Director of Energy Recovery, Inc. . (stock ticker symbol ERII). See this page for all insider trading activities at Energy Recovery, Inc. .

Stock purchases, sales, and option exercises reported by insider Cook Paul M. since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2008-07-02 (ERII) Energy Recovery, Inc. Buy 20,300 8.50 172,550

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 Cook Paul M. (Director of Energy Recovery, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.