Stock Trading History of Chesla Mark

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 Chesla Mark since year 2005. The trader's CIK number is 1431293. At the time of this reporting, Chesla Mark is the Vice President & Controller of American Water Works Company, Inc. . (stock ticker symbol AWK). See this page for all insider trading activities at American Water Works Company, Inc. .

Stock purchases, sales, and option exercises reported by insider *Chesla Mark* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-04-28	AWK	American Water Works Company, Inc.	Purchase	1,000	21.50	21,500

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 Chesla Mark (Vice President & Controller of American Water Works Company, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.