Stock Trading History of Naylor Irvin S

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 Naylor Irvin S since year 2005. The trader's CIK number is 1238667. At the time of this reporting, Naylor Irvin S is the Vice Chairman of Board of York Water Co . (stock ticker symbol yorw). See this page for all insider trading activities at York Water Co .

Stock purchases, sales, and option exercises reported by insider *Naylor Irvin S* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-04-15	YORW	York Water Co	Purchase	668	15.21	10,159
2008-04-16	YORW	York Water Co	Purchase	11	14.30	157
2008-01-16	YORW	York Water Co	Purchase	10	15.02	150
2008-01-15	YORW	York Water Co	Purchase	637	15.81	10,073
2007-07-16	YORW	York Water Co	Purchase	553	17.49	9,671
2007-07-17	YORW	York Water Co	Purchase	9	16.62	149
2006-04-16	YORW	York Water Co	Purchase	560	17.17	9,615
2007-04-17	YORW	York Water Co	Purchase	9	16.05	144
2007-01-16	YORW	York Water Co	Purchase	530	18.01	9,546
2007-01-17	YORW	York Water Co	Purchase	9	17.11	154
2006-10-16	YORW	York Water Co	Purchase	454	19.80	8,991
2006-10-17	YORW	York Water Co	Purchase	8	18.81	150
2006-07-14	YORW	York Water Co	Purchase	346	25.82	8,935
2006-07-17	YORW	York Water Co	Purchase	6	24.53	147
2006-04-14	YORW	York Water Co	Purchase	329	26.98	8,876
2006-04-17	YORW	York Water Co	Purchase	6	25.10	150
2006-01-16	YORW	York Water Co	Purchase	353	24.99	8,822
2006-01-17	YORW	York Water Co	Purchase	6	23.74	142
2005-10-17	YORW	York Water Co	Purchase	6	24.38	146
2005-10-14	YORW	York Water Co	Purchase	317	25.66	8,135
2005-07-18	YORW	York Water Co	Purchase	7	20.68	144
2005-07-15	YORW	York Water Co	Purchase	371	21.77	8,077
2005-04-18	YORW	York Water Co	Purchase	8	18.16	145
2005-04-15	YORW	York Water Co	Purchase	407	19.65	7,997

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 Naylor Irvin S (Vice Chairman of Board of York Water Co at the time of this reporting) see the Securities and Exchange Commission (SEC) website.